| 1 | |
| 2 | * Security plug functions
|
| 3 | *
|
| 4 | * Copyright (C) 2001 WireX Communications, Inc <[email protected]>
|
| 5 | * Copyright (C) 2001-2002 Greg Kroah-Hartman <[email protected]>
|
| 6 | * Copyright (C) 2001 Networks Associates Technology, Inc <[email protected]>
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| 7 | *
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| 8 | * This program is free software; you can redistribute it and/or modify
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| 9 | * it under the terms of the GNU General Public License as published by
|
| 10 | * the Free Software Foundation; either version 2 of the License, or
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| 11 | * (at your option) any later version.
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| 12 |
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| 13 |
|
| 14 | #include <linux/capability.h>
|
| 15 | #include <linux/dcache.h>
|
| 16 | #include <linux/module.h>
|
| 17 | #include <linux/init.h>
|
| 18 | #include <linux/kernel.h>
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| 19 | #include <linux/lsm_hooks.h>
|
| 20 | #include <linux/integrity.h>
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| 21 | #include <linux/ima.h>
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| 22 | #include <linux/evm.h>
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| 23 | #include <linux/fsnotify.h>
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| 24 | #include <linux/mman.h>
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| 25 | #include <linux/mount.h>
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| 26 | #include <linux/personality.h>
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| 27 | #include <linux/backing-dev.h>
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| 28 | #include <net/flow.h>
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| 29 |
|
| 30 | #define MAX_LSM_EVM_XATTR 2
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| 31 |
|
| 32 |
|
| 33 | #define SECURITY_NAME_MAX 10
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| 34 |
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| 35 |
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| 36 | static __initdata char chosen_lsm[SECURITY_NAME_MAX + 1] =
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| 37 | CONFIG_DEFAULT_SECURITY;
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| 38 |
|
| 39 | static void __init do_security_initcalls(void)
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| 40 | {
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| 41 | initcall_t *call;
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| 42 | call = __security_initcall_start;
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| 43 | while (call < __security_initcall_end) {
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| 44 | (*call) ();
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| 45 | call++;
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| 46 | }
|
| 47 | }
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| 48 |
|
| 49 | |
| 50 | * security_init - initializes the security framework
|
| 51 | *
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| 52 | * This should be called early in the kernel initialization sequence.
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| 53 |
|
| 54 | int __init security_init(void)
|
| 55 | {
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| 56 | pr_info("Security Framework initialized\n");
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| 57 |
|
| 58 | |
| 59 | * Always load the capability module.
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| 60 |
|
| 61 | capability_add_hooks();
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| 62 | #ifdef CONFIG_SECURITY_YAMA_STACKED
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| 63 | |
| 64 | * If Yama is configured for stacking load it next.
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| 65 |
|
| 66 | yama_add_hooks();
|
| 67 | #endif
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| 68 | |
| 69 | * Load the chosen module if there is one.
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| 70 | * This will also find yama if it is stacking
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| 71 |
|
| 72 | do_security_initcalls();
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| 73 |
|
| 74 | return 0;
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| 75 | }
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| 76 |
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| 77 |
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| 78 | static int __init choose_lsm(char *str)
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| 79 | {
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| 80 | strncpy(chosen_lsm, str, SECURITY_NAME_MAX);
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| 81 | return 1;
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| 82 | }
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| 83 | __setup("security=", choose_lsm);
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| 84 |
|
| 85 | |
| 86 | * security_module_enable - Load given security module on boot ?
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| 87 | * @module: the name of the module
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| 88 | *
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| 89 | * Each LSM must pass this method before registering its own operations
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| 90 | * to avoid security registration races. This method may also be used
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| 91 | * to check if your LSM is currently loaded during kernel initialization.
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| 92 | *
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| 93 | * Return true if:
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| 94 | * -The passed LSM is the one chosen by user at boot time,
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| 95 | * -or the passed LSM is configured as the default and the user did not
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| 96 | * choose an alternate LSM at boot time.
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| 97 | * Otherwise, return false.
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| 98 |
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| 99 | int __init security_module_enable(const char *module)
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| 100 | {
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| 101 | return !strcmp(module, chosen_lsm);
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| 102 | }
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| 103 |
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| 104 | |
| 105 | * Hook list operation macros.
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| 106 | *
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| 107 | * call_void_hook:
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| 108 | * This is a hook that does not return a value.
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| 109 | *
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| 110 | * call_int_hook:
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| 111 | * This is a hook that returns a value.
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| 112 |
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| 113 |
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| 114 | #define call_void_hook(FUNC, ...) \
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| 115 | do { \
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| 116 | struct security_hook_list *P; \
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| 117 | \
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| 118 | list_for_each_entry(P, &security_hook_heads.FUNC, list) \
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| 119 | P->hook.FUNC(__VA_ARGS__); \
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| 120 | } while (0)
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| 121 |
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| 122 | #define call_int_hook(FUNC, IRC, ...) ({ \
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| 123 | int RC = IRC; \
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| 124 | do { \
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| 125 | struct security_hook_list *P; \
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| 126 | \
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| 127 | list_for_each_entry(P, &security_hook_heads.FUNC, list) { \
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| 128 | RC = P->hook.FUNC(__VA_ARGS__); \
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| 129 | if (RC != 0) \
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| 130 | break; \
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| 131 | } \
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| 132 | } while (0); \
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| 133 | RC; \
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| 134 | })
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| 135 |
|
| 136 |
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| 137 |
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| 138 | int security_binder_set_context_mgr(struct task_struct *mgr)
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| 139 | {
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| 140 | return call_int_hook(binder_set_context_mgr, 0, mgr);
|
| 141 | }
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| 142 |
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| 143 | int security_binder_transaction(struct task_struct *from,
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| 144 | struct task_struct *to)
|
| 145 | {
|
| 146 | return call_int_hook(binder_transaction, 0, from, to);
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| 147 | }
|
| 148 |
|
| 149 | int security_binder_transfer_binder(struct task_struct *from,
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| 150 | struct task_struct *to)
|
| 151 | {
|
| 152 | return call_int_hook(binder_transfer_binder, 0, from, to);
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| 153 | }
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| 154 |
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| 155 | int security_binder_transfer_file(struct task_struct *from,
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| 156 | struct task_struct *to, struct file *file)
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| 157 | {
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| 158 | return call_int_hook(binder_transfer_file, 0, from, to, file);
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| 159 | }
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| 160 |
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| 161 | int security_ptrace_access_check(struct task_struct *child, unsigned int mode)
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| 162 | {
|
| 163 | return call_int_hook(ptrace_access_check, 0, child, mode);
|
| 164 | }
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| 165 |
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| 166 | int security_ptrace_traceme(struct task_struct *parent)
|
| 167 | {
|
| 168 | return call_int_hook(ptrace_traceme, 0, parent);
|
| 169 | }
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| 170 |
|
| 171 | int security_capget(struct task_struct *target,
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| 172 | kernel_cap_t *effective,
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| 173 | kernel_cap_t *inheritable,
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| 174 | kernel_cap_t *permitted)
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| 175 | {
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| 176 | return call_int_hook(capget, 0, target,
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| 177 | effective, inheritable, permitted);
|
| 178 | }
|
| 179 |
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| 180 | int security_capset(struct cred *new, const struct cred *old,
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| 181 | const kernel_cap_t *effective,
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| 182 | const kernel_cap_t *inheritable,
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| 183 | const kernel_cap_t *permitted)
|
| 184 | {
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| 185 | return call_int_hook(capset, 0, new, old,
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| 186 | effective, inheritable, permitted);
|
| 187 | }
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| 188 |
|
| 189 | int security_capable(const struct cred *cred, struct user_namespace *ns,
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| 190 | int cap)
|
| 191 | {
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| 192 | return call_int_hook(capable, 0, cred, ns, cap, SECURITY_CAP_AUDIT);
|
| 193 | }
|
| 194 |
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| 195 | int security_capable_noaudit(const struct cred *cred, struct user_namespace *ns,
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| 196 | int cap)
|
| 197 | {
|
| 198 | return call_int_hook(capable, 0, cred, ns, cap, SECURITY_CAP_NOAUDIT);
|
| 199 | }
|
| 200 |
|
| 201 | int security_quotactl(int cmds, int type, int id, struct super_block *sb)
|
| 202 | {
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| 203 | return call_int_hook(quotactl, 0, cmds, type, id, sb);
|
| 204 | }
|
| 205 |
|
| 206 | int security_quota_on(struct dentry *dentry)
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| 207 | {
|
| 208 | return call_int_hook(quota_on, 0, dentry);
|
| 209 | }
|
| 210 |
|
| 211 | int security_syslog(int type)
|
| 212 | {
|
| 213 | return call_int_hook(syslog, 0, type);
|
| 214 | }
|
| 215 |
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| 216 | int security_settime(const struct timespec *ts, const struct timezone *tz)
|
| 217 | {
|
| 218 | return call_int_hook(settime, 0, ts, tz);
|
| 219 | }
|
| 220 |
|
| 221 | int security_vm_enough_memory_mm(struct mm_struct *mm, long pages)
|
| 222 | {
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| 223 | struct security_hook_list *hp;
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| 224 | int cap_sys_admin = 1;
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| 225 | int rc;
|
| 226 |
|
| 227 | |
| 228 | * The module will respond with a positive value if
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| 229 | * it thinks the __vm_enough_memory() call should be
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| 230 | * made with the cap_sys_admin set. If all of the modules
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| 231 | * agree that it should be set it will. If any module
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| 232 | * thinks it should not be set it won't.
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| 233 |
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| 234 | list_for_each_entry(hp, &security_hook_heads.vm_enough_memory, list) {
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| 235 | rc = hp->hook.vm_enough_memory(mm, pages);
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| 236 | if (rc <= 0) {
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| 237 | cap_sys_admin = 0;
|
| 238 | break;
|
| 239 | }
|
| 240 | }
|
| 241 | return __vm_enough_memory(mm, pages, cap_sys_admin);
|
| 242 | }
|
| 243 |
|
| 244 | int security_bprm_set_creds(struct linux_binprm *bprm)
|
| 245 | {
|
| 246 | return call_int_hook(bprm_set_creds, 0, bprm);
|
| 247 | }
|
| 248 |
|
| 249 | int security_bprm_check(struct linux_binprm *bprm)
|
| 250 | {
|
| 251 | int ret;
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| 252 |
|
| 253 | ret = call_int_hook(bprm_check_security, 0, bprm);
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| 254 | if (ret)
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| 255 | return ret;
|
| 256 | return ima_bprm_check(bprm);
|
| 257 | }
|
| 258 |
|
| 259 | void security_bprm_committing_creds(struct linux_binprm *bprm)
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| 260 | {
|
| 261 | call_void_hook(bprm_committing_creds, bprm);
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| 262 | }
|
| 263 |
|
| 264 | void security_bprm_committed_creds(struct linux_binprm *bprm)
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| 265 | {
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| 266 | call_void_hook(bprm_committed_creds, bprm);
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| 267 | }
|
| 268 |
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| 269 | int security_bprm_secureexec(struct linux_binprm *bprm)
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| 270 | {
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| 271 | return call_int_hook(bprm_secureexec, 0, bprm);
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| 272 | }
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| 273 |
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| 274 | int security_sb_alloc(struct super_block *sb)
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| 275 | {
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| 276 | return call_int_hook(sb_alloc_security, 0, sb);
|
| 277 | }
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| 278 |
|
| 279 | void security_sb_free(struct super_block *sb)
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| 280 | {
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| 281 | call_void_hook(sb_free_security, sb);
|
| 282 | }
|
| 283 |
|
| 284 | int security_sb_copy_data(char *orig, char *copy)
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| 285 | {
|
| 286 | return call_int_hook(sb_copy_data, 0, orig, copy);
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| 287 | }
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| 288 | EXPORT_SYMBOL(security_sb_copy_data);
|
| 289 |
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| 290 | int security_sb_remount(struct super_block *sb, void *data)
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| 291 | {
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| 292 | return call_int_hook(sb_remount, 0, sb, data);
|
| 293 | }
|
| 294 |
|
| 295 | int security_sb_kern_mount(struct super_block *sb, int flags, void *data)
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| 296 | {
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| 297 | return call_int_hook(sb_kern_mount, 0, sb, flags, data);
|
| 298 | }
|
| 299 |
|
| 300 | int security_sb_show_options(struct seq_file *m, struct super_block *sb)
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| 301 | {
|
| 302 | return call_int_hook(sb_show_options, 0, m, sb);
|
| 303 | }
|
| 304 |
|
| 305 | int security_sb_statfs(struct dentry *dentry)
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| 306 | {
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| 307 | return call_int_hook(sb_statfs, 0, dentry);
|
| 308 | }
|
| 309 |
|
| 310 | int security_sb_mount(const char *dev_name, struct path *path,
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| 311 | const char *type, unsigned long flags, void *data)
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| 312 | {
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| 313 | return call_int_hook(sb_mount, 0, dev_name, path, type, flags, data);
|
| 314 | }
|
| 315 |
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| 316 | int security_sb_umount(struct vfsmount *mnt, int flags)
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| 317 | {
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| 318 | return call_int_hook(sb_umount, 0, mnt, flags);
|
| 319 | }
|
| 320 |
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| 321 | int security_sb_pivotroot(struct path *old_path, struct path *new_path)
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| 322 | {
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| 323 | return call_int_hook(sb_pivotroot, 0, old_path, new_path);
|
| 324 | }
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| 325 |
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| 326 | int security_sb_set_mnt_opts(struct super_block *sb,
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| 327 | struct security_mnt_opts *opts,
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| 328 | unsigned long kern_flags,
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| 329 | unsigned long *set_kern_flags)
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| 330 | {
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| 331 | return call_int_hook(sb_set_mnt_opts,
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| 332 | opts->num_mnt_opts ? -EOPNOTSUPP : 0, sb,
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| 333 | opts, kern_flags, set_kern_flags);
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| 334 | }
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| 335 | EXPORT_SYMBOL(security_sb_set_mnt_opts);
|
| 336 |
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| 337 | int security_sb_clone_mnt_opts(const struct super_block *oldsb,
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| 338 | struct super_block *newsb)
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| 339 | {
|
| 340 | return call_int_hook(sb_clone_mnt_opts, 0, oldsb, newsb);
|
| 341 | }
|
| 342 | EXPORT_SYMBOL(security_sb_clone_mnt_opts);
|
| 343 |
|
| 344 | int security_sb_parse_opts_str(char *options, struct security_mnt_opts *opts)
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| 345 | {
|
| 346 | return call_int_hook(sb_parse_opts_str, 0, options, opts);
|
| 347 | }
|
| 348 | EXPORT_SYMBOL(security_sb_parse_opts_str);
|
| 349 |
|
| 350 | int security_inode_alloc(struct inode *inode)
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| 351 | {
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| 352 | inode->i_security = NULL;
|
| 353 | return call_int_hook(inode_alloc_security, 0, inode);
|
| 354 | }
|
| 355 |
|
| 356 | void security_inode_free(struct inode *inode)
|
| 357 | {
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| 358 | integrity_inode_free(inode);
|
| 359 | call_void_hook(inode_free_security, inode);
|
| 360 | }
|
| 361 |
|
| 362 | int security_dentry_init_security(struct dentry *dentry, int mode,
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| 363 | struct qstr *name, void **ctx,
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| 364 | u32 *ctxlen)
|
| 365 | {
|
| 366 | return call_int_hook(dentry_init_security, -EOPNOTSUPP, dentry, mode,
|
| 367 | name, ctx, ctxlen);
|
| 368 | }
|
| 369 | EXPORT_SYMBOL(security_dentry_init_security);
|
| 370 |
|
| 371 | int security_inode_init_security(struct inode *inode, struct inode *dir,
|
| 372 | const struct qstr *qstr,
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| 373 | const initxattrs initxattrs, void *fs_data)
|
| 374 | {
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| 375 | struct xattr new_xattrs[MAX_LSM_EVM_XATTR + 1];
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| 376 | struct xattr *lsm_xattr, *evm_xattr, *xattr;
|
| 377 | int ret;
|
| 378 |
|
| 379 | if (unlikely(IS_PRIVATE(inode)))
|
| 380 | return 0;
|
| 381 |
|
| 382 | if (!initxattrs)
|
| 383 | return call_int_hook(inode_init_security, 0, inode, dir, qstr,
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| 384 | NULL, NULL, NULL);
|
| 385 | memset(new_xattrs, 0, sizeof(new_xattrs));
|
| 386 | lsm_xattr = new_xattrs;
|
| 387 | ret = call_int_hook(inode_init_security, -EOPNOTSUPP, inode, dir, qstr,
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| 388 | &lsm_xattr->name,
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| 389 | &lsm_xattr->value,
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| 390 | &lsm_xattr->value_len);
|
| 391 | if (ret)
|
| 392 | goto out;
|
| 393 |
|
| 394 | evm_xattr = lsm_xattr + 1;
|
| 395 | ret = evm_inode_init_security(inode, lsm_xattr, evm_xattr);
|
| 396 | if (ret)
|
| 397 | goto out;
|
| 398 | ret = initxattrs(inode, new_xattrs, fs_data);
|
| 399 | out:
|
| 400 | for (xattr = new_xattrs; xattr->value != NULL; xattr++)
|
| 401 | kfree(xattr->value);
|
| 402 | return (ret == -EOPNOTSUPP) ? 0 : ret;
|
| 403 | }
|
| 404 | EXPORT_SYMBOL(security_inode_init_security);
|
| 405 |
|
| 406 | int security_old_inode_init_security(struct inode *inode, struct inode *dir,
|
| 407 | const struct qstr *qstr, const char **name,
|
| 408 | void **value, size_t *len)
|
| 409 | {
|
| 410 | if (unlikely(IS_PRIVATE(inode)))
|
| 411 | return -EOPNOTSUPP;
|
| 412 | return call_int_hook(inode_init_security, 0, inode, dir, qstr,
|
| 413 | name, value, len);
|
| 414 | }
|
| 415 | EXPORT_SYMBOL(security_old_inode_init_security);
|
| 416 |
|
| 417 | #ifdef CONFIG_SECURITY_PATH
|
| 418 | int security_path_mknod(struct path *dir, struct dentry *dentry, umode_t mode,
|
| 419 | unsigned int dev)
|
| 420 | {
|
| 421 | if (unlikely(IS_PRIVATE(d_backing_inode(dir->dentry))))
|
| 422 | return 0;
|
| 423 | return call_int_hook(path_mknod, 0, dir, dentry, mode, dev);
|
| 424 | }
|
| 425 | EXPORT_SYMBOL(security_path_mknod);
|
| 426 |
|
| 427 | int security_path_mkdir(struct path *dir, struct dentry *dentry, umode_t mode)
|
| 428 | {
|
| 429 | if (unlikely(IS_PRIVATE(d_backing_inode(dir->dentry))))
|
| 430 | return 0;
|
| 431 | return call_int_hook(path_mkdir, 0, dir, dentry, mode);
|
| 432 | }
|
| 433 | EXPORT_SYMBOL(security_path_mkdir);
|
| 434 |
|
| 435 | int security_path_rmdir(struct path *dir, struct dentry *dentry)
|
| 436 | {
|
| 437 | if (unlikely(IS_PRIVATE(d_backing_inode(dir->dentry))))
|
| 438 | return 0;
|
| 439 | return call_int_hook(path_rmdir, 0, dir, dentry);
|
| 440 | }
|
| 441 |
|
| 442 | int security_path_unlink(struct path *dir, struct dentry *dentry)
|
| 443 | {
|
| 444 | if (unlikely(IS_PRIVATE(d_backing_inode(dir->dentry))))
|
| 445 | return 0;
|
| 446 | return call_int_hook(path_unlink, 0, dir, dentry);
|
| 447 | }
|
| 448 | EXPORT_SYMBOL(security_path_unlink);
|
| 449 |
|
| 450 | int security_path_symlink(struct path *dir, struct dentry *dentry,
|
| 451 | const char *old_name)
|
| 452 | {
|
| 453 | if (unlikely(IS_PRIVATE(d_backing_inode(dir->dentry))))
|
| 454 | return 0;
|
| 455 | return call_int_hook(path_symlink, 0, dir, dentry, old_name);
|
| 456 | }
|
| 457 |
|
| 458 | int security_path_link(struct dentry *old_dentry, struct path *new_dir,
|
| 459 | struct dentry *new_dentry)
|
| 460 | {
|
| 461 | if (unlikely(IS_PRIVATE(d_backing_inode(old_dentry))))
|
| 462 | return 0;
|
| 463 | return call_int_hook(path_link, 0, old_dentry, new_dir, new_dentry);
|
| 464 | }
|
| 465 |
|
| 466 | int security_path_rename(struct path *old_dir, struct dentry *old_dentry,
|
| 467 | struct path *new_dir, struct dentry *new_dentry,
|
| 468 | unsigned int flags)
|
| 469 | {
|
| 470 | if (unlikely(IS_PRIVATE(d_backing_inode(old_dentry)) ||
|
| 471 | (d_is_positive(new_dentry) && IS_PRIVATE(d_backing_inode(new_dentry)))))
|
| 472 | return 0;
|
| 473 |
|
| 474 | if (flags & RENAME_EXCHANGE) {
|
| 475 | int err = call_int_hook(path_rename, 0, new_dir, new_dentry,
|
| 476 | old_dir, old_dentry);
|
| 477 | if (err)
|
| 478 | return err;
|
| 479 | }
|
| 480 |
|
| 481 | return call_int_hook(path_rename, 0, old_dir, old_dentry, new_dir,
|
| 482 | new_dentry);
|
| 483 | }
|
| 484 | EXPORT_SYMBOL(security_path_rename);
|
| 485 |
|
| 486 | int security_path_truncate(struct path *path)
|
| 487 | {
|
| 488 | if (unlikely(IS_PRIVATE(d_backing_inode(path->dentry))))
|
| 489 | return 0;
|
| 490 | return call_int_hook(path_truncate, 0, path);
|
| 491 | }
|
| 492 |
|
| 493 | int security_path_chmod(struct path *path, umode_t mode)
|
| 494 | {
|
| 495 | if (unlikely(IS_PRIVATE(d_backing_inode(path->dentry))))
|
| 496 | return 0;
|
| 497 | return call_int_hook(path_chmod, 0, path, mode);
|
| 498 | }
|
| 499 |
|
| 500 | int security_path_chown(struct path *path, kuid_t uid, kgid_t gid)
|
| 501 | {
|
| 502 | if (unlikely(IS_PRIVATE(d_backing_inode(path->dentry))))
|
| 503 | return 0;
|
| 504 | return call_int_hook(path_chown, 0, path, uid, gid);
|
| 505 | }
|
| 506 |
|
| 507 | int security_path_chroot(struct path *path)
|
| 508 | {
|
| 509 | return call_int_hook(path_chroot, 0, path);
|
| 510 | }
|
| 511 | #endif
|
| 512 |
|
| 513 | int security_inode_create(struct inode *dir, struct dentry *dentry, umode_t mode)
|
| 514 | {
|
| 515 | if (unlikely(IS_PRIVATE(dir)))
|
| 516 | return 0;
|
| 517 | return call_int_hook(inode_create, 0, dir, dentry, mode);
|
| 518 | }
|
| 519 | EXPORT_SYMBOL_GPL(security_inode_create);
|
| 520 |
|
| 521 | int security_inode_link(struct dentry *old_dentry, struct inode *dir,
|
| 522 | struct dentry *new_dentry)
|
| 523 | {
|
| 524 | if (unlikely(IS_PRIVATE(d_backing_inode(old_dentry))))
|
| 525 | return 0;
|
| 526 | return call_int_hook(inode_link, 0, old_dentry, dir, new_dentry);
|
| 527 | }
|
| 528 |
|
| 529 | int security_inode_unlink(struct inode *dir, struct dentry *dentry)
|
| 530 | {
|
| 531 | if (unlikely(IS_PRIVATE(d_backing_inode(dentry))))
|
| 532 | return 0;
|
| 533 | return call_int_hook(inode_unlink, 0, dir, dentry);
|
| 534 | }
|
| 535 |
|
| 536 | int security_inode_symlink(struct inode *dir, struct dentry *dentry,
|
| 537 | const char *old_name)
|
| 538 | {
|
| 539 | if (unlikely(IS_PRIVATE(dir)))
|
| 540 | return 0;
|
| 541 | return call_int_hook(inode_symlink, 0, dir, dentry, old_name);
|
| 542 | }
|
| 543 |
|
| 544 | int security_inode_mkdir(struct inode *dir, struct dentry *dentry, umode_t mode)
|
| 545 | {
|
| 546 | if (unlikely(IS_PRIVATE(dir)))
|
| 547 | return 0;
|
| 548 | return call_int_hook(inode_mkdir, 0, dir, dentry, mode);
|
| 549 | }
|
| 550 | EXPORT_SYMBOL_GPL(security_inode_mkdir);
|
| 551 |
|
| 552 | int security_inode_rmdir(struct inode *dir, struct dentry *dentry)
|
| 553 | {
|
| 554 | if (unlikely(IS_PRIVATE(d_backing_inode(dentry))))
|
| 555 | return 0;
|
| 556 | return call_int_hook(inode_rmdir, 0, dir, dentry);
|
| 557 | }
|
| 558 |
|
| 559 | int security_inode_mknod(struct inode *dir, struct dentry *dentry, umode_t mode, dev_t dev)
|
| 560 | {
|
| 561 | if (unlikely(IS_PRIVATE(dir)))
|
| 562 | return 0;
|
| 563 | return call_int_hook(inode_mknod, 0, dir, dentry, mode, dev);
|
| 564 | }
|
| 565 |
|
| 566 | int security_inode_rename(struct inode *old_dir, struct dentry *old_dentry,
|
| 567 | struct inode *new_dir, struct dentry *new_dentry,
|
| 568 | unsigned int flags)
|
| 569 | {
|
| 570 | if (unlikely(IS_PRIVATE(d_backing_inode(old_dentry)) ||
|
| 571 | (d_is_positive(new_dentry) && IS_PRIVATE(d_backing_inode(new_dentry)))))
|
| 572 | return 0;
|
| 573 |
|
| 574 | if (flags & RENAME_EXCHANGE) {
|
| 575 | int err = call_int_hook(inode_rename, 0, new_dir, new_dentry,
|
| 576 | old_dir, old_dentry);
|
| 577 | if (err)
|
| 578 | return err;
|
| 579 | }
|
| 580 |
|
| 581 | return call_int_hook(inode_rename, 0, old_dir, old_dentry,
|
| 582 | new_dir, new_dentry);
|
| 583 | }
|
| 584 |
|
| 585 | int security_inode_readlink(struct dentry *dentry)
|
| 586 | {
|
| 587 | if (unlikely(IS_PRIVATE(d_backing_inode(dentry))))
|
| 588 | return 0;
|
| 589 | return call_int_hook(inode_readlink, 0, dentry);
|
| 590 | }
|
| 591 |
|
| 592 | int security_inode_follow_link(struct dentry *dentry, struct inode *inode,
|
| 593 | bool rcu)
|
| 594 | {
|
| 595 | if (unlikely(IS_PRIVATE(inode)))
|
| 596 | return 0;
|
| 597 | return call_int_hook(inode_follow_link, 0, dentry, inode, rcu);
|
| 598 | }
|
| 599 |
|
| 600 | int security_inode_permission(struct inode *inode, int mask)
|
| 601 | {
|
| 602 | if (unlikely(IS_PRIVATE(inode)))
|
| 603 | return 0;
|
| 604 | return call_int_hook(inode_permission, 0, inode, mask);
|
| 605 | }
|
| 606 |
|
| 607 | int security_inode_setattr(struct dentry *dentry, struct iattr *attr)
|
| 608 | {
|
| 609 | int ret;
|
| 610 |
|
| 611 | if (unlikely(IS_PRIVATE(d_backing_inode(dentry))))
|
| 612 | return 0;
|
| 613 | ret = call_int_hook(inode_setattr, 0, dentry, attr);
|
| 614 | if (ret)
|
| 615 | return ret;
|
| 616 | return evm_inode_setattr(dentry, attr);
|
| 617 | }
|
| 618 | EXPORT_SYMBOL_GPL(security_inode_setattr);
|
| 619 |
|
| 620 | int security_inode_getattr(const struct path *path)
|
| 621 | {
|
| 622 | if (unlikely(IS_PRIVATE(d_backing_inode(path->dentry))))
|
| 623 | return 0;
|
| 624 | return call_int_hook(inode_getattr, 0, path);
|
| 625 | }
|
| 626 |
|
| 627 | int security_inode_setxattr(struct dentry *dentry, const char *name,
|
| 628 | const void *value, size_t size, int flags)
|
| 629 | {
|
| 630 | int ret;
|
| 631 |
|
| 632 | if (unlikely(IS_PRIVATE(d_backing_inode(dentry))))
|
| 633 | return 0;
|
| 634 | |
| 635 | * SELinux and Smack integrate the cap call,
|
| 636 | * so assume that all LSMs supplying this call do so.
|
| 637 |
|
| 638 | ret = call_int_hook(inode_setxattr, 1, dentry, name, value, size,
|
| 639 | flags);
|
| 640 |
|
| 641 | if (ret == 1)
|
| 642 | ret = cap_inode_setxattr(dentry, name, value, size, flags);
|
| 643 | if (ret)
|
| 644 | return ret;
|
| 645 | ret = ima_inode_setxattr(dentry, name, value, size);
|
| 646 | if (ret)
|
| 647 | return ret;
|
| 648 | return evm_inode_setxattr(dentry, name, value, size);
|
| 649 | }
|
| 650 |
|
| 651 | void security_inode_post_setxattr(struct dentry *dentry, const char *name,
|
| 652 | const void *value, size_t size, int flags)
|
| 653 | {
|
| 654 | if (unlikely(IS_PRIVATE(d_backing_inode(dentry))))
|
| 655 | return;
|
| 656 | call_void_hook(inode_post_setxattr, dentry, name, value, size, flags);
|
| 657 | evm_inode_post_setxattr(dentry, name, value, size);
|
| 658 | }
|
| 659 |
|
| 660 | int security_inode_getxattr(struct dentry *dentry, const char *name)
|
| 661 | {
|
| 662 | if (unlikely(IS_PRIVATE(d_backing_inode(dentry))))
|
| 663 | return 0;
|
| 664 | return call_int_hook(inode_getxattr, 0, dentry, name);
|
| 665 | }
|
| 666 |
|
| 667 | int security_inode_listxattr(struct dentry *dentry)
|
| 668 | {
|
| 669 | if (unlikely(IS_PRIVATE(d_backing_inode(dentry))))
|
| 670 | return 0;
|
| 671 | return call_int_hook(inode_listxattr, 0, dentry);
|
| 672 | }
|
| 673 |
|
| 674 | int security_inode_removexattr(struct dentry *dentry, const char *name)
|
| 675 | {
|
| 676 | int ret;
|
| 677 |
|
| 678 | if (unlikely(IS_PRIVATE(d_backing_inode(dentry))))
|
| 679 | return 0;
|
| 680 | |
| 681 | * SELinux and Smack integrate the cap call,
|
| 682 | * so assume that all LSMs supplying this call do so.
|
| 683 |
|
| 684 | ret = call_int_hook(inode_removexattr, 1, dentry, name);
|
| 685 | if (ret == 1)
|
| 686 | ret = cap_inode_removexattr(dentry, name);
|
| 687 | if (ret)
|
| 688 | return ret;
|
| 689 | ret = ima_inode_removexattr(dentry, name);
|
| 690 | if (ret)
|
| 691 | return ret;
|
| 692 | return evm_inode_removexattr(dentry, name);
|
| 693 | }
|
| 694 |
|
| 695 | int security_inode_need_killpriv(struct dentry *dentry)
|
| 696 | {
|
| 697 | return call_int_hook(inode_need_killpriv, 0, dentry);
|
| 698 | }
|
| 699 |
|
| 700 | int security_inode_killpriv(struct dentry *dentry)
|
| 701 | {
|
| 702 | return call_int_hook(inode_killpriv, 0, dentry);
|
| 703 | }
|
| 704 |
|
| 705 | int security_inode_getsecurity(const struct inode *inode, const char *name, void **buffer, bool alloc)
|
| 706 | {
|
| 707 | if (unlikely(IS_PRIVATE(inode)))
|
| 708 | return -EOPNOTSUPP;
|
| 709 | return call_int_hook(inode_getsecurity, -EOPNOTSUPP, inode, name,
|
| 710 | buffer, alloc);
|
| 711 | }
|
| 712 |
|
| 713 | int security_inode_setsecurity(struct inode *inode, const char *name, const void *value, size_t size, int flags)
|
| 714 | {
|
| 715 | if (unlikely(IS_PRIVATE(inode)))
|
| 716 | return -EOPNOTSUPP;
|
| 717 | return call_int_hook(inode_setsecurity, -EOPNOTSUPP, inode, name,
|
| 718 | value, size, flags);
|
| 719 | }
|
| 720 |
|
| 721 | int security_inode_listsecurity(struct inode *inode, char *buffer, size_t buffer_size)
|
| 722 | {
|
| 723 | if (unlikely(IS_PRIVATE(inode)))
|
| 724 | return 0;
|
| 725 | return call_int_hook(inode_listsecurity, 0, inode, buffer, buffer_size);
|
| 726 | }
|
| 727 | EXPORT_SYMBOL(security_inode_listsecurity);
|
| 728 |
|
| 729 | void security_inode_getsecid(const struct inode *inode, u32 *secid)
|
| 730 | {
|
| 731 | call_void_hook(inode_getsecid, inode, secid);
|
| 732 | }
|
| 733 |
|
| 734 | int security_file_permission(struct file *file, int mask)
|
| 735 | {
|
| 736 | int ret;
|
| 737 |
|
| 738 | ret = call_int_hook(file_permission, 0, file, mask);
|
| 739 | if (ret)
|
| 740 | return ret;
|
| 741 |
|
| 742 | return fsnotify_perm(file, mask);
|
| 743 | }
|
| 744 |
|
| 745 | int security_file_alloc(struct file *file)
|
| 746 | {
|
| 747 | return call_int_hook(file_alloc_security, 0, file);
|
| 748 | }
|
| 749 |
|
| 750 | void security_file_free(struct file *file)
|
| 751 | {
|
| 752 | call_void_hook(file_free_security, file);
|
| 753 | }
|
| 754 |
|
| 755 | int security_file_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
|
| 756 | {
|
| 757 | return call_int_hook(file_ioctl, 0, file, cmd, arg);
|
| 758 | }
|
| 759 |
|
| 760 | static inline unsigned long mmap_prot(struct file *file, unsigned long prot)
|
| 761 | {
|
| 762 | |
| 763 | * Does we have PROT_READ and does the application expect
|
| 764 | * it to imply PROT_EXEC? If not, nothing to talk about...
|
| 765 |
|
| 766 | if ((prot & (PROT_READ | PROT_EXEC)) != PROT_READ)
|
| 767 | return prot;
|
| 768 | if (!(current->personality & READ_IMPLIES_EXEC))
|
| 769 | return prot;
|
| 770 | |
| 771 | * if that's an anonymous mapping, let it.
|
| 772 |
|
| 773 | if (!file)
|
| 774 | return prot | PROT_EXEC;
|
| 775 | |
| 776 | * ditto if it's not on noexec mount, except that on !MMU we need
|
| 777 | * NOMMU_MAP_EXEC (== VM_MAYEXEC) in this case
|
| 778 |
|
| 779 | if (!(file->f_path.mnt->mnt_flags & MNT_NOEXEC)) {
|
| 780 | #ifndef CONFIG_MMU
|
| 781 | if (file->f_op->mmap_capabilities) {
|
| 782 | unsigned caps = file->f_op->mmap_capabilities(file);
|
| 783 | if (!(caps & NOMMU_MAP_EXEC))
|
| 784 | return prot;
|
| 785 | }
|
| 786 | #endif
|
| 787 | return prot | PROT_EXEC;
|
| 788 | }
|
| 789 |
|
| 790 | return prot;
|
| 791 | }
|
| 792 |
|
| 793 | int security_mmap_file(struct file *file, unsigned long prot,
|
| 794 | unsigned long flags)
|
| 795 | {
|
| 796 | int ret;
|
| 797 | ret = call_int_hook(mmap_file, 0, file, prot,
|
| 798 | mmap_prot(file, prot), flags);
|
| 799 | if (ret)
|
| 800 | return ret;
|
| 801 | return ima_file_mmap(file, prot);
|
| 802 | }
|
| 803 |
|
| 804 | int security_mmap_addr(unsigned long addr)
|
| 805 | {
|
| 806 | return call_int_hook(mmap_addr, 0, addr);
|
| 807 | }
|
| 808 |
|
| 809 | int security_file_mprotect(struct vm_area_struct *vma, unsigned long reqprot,
|
| 810 | unsigned long prot)
|
| 811 | {
|
| 812 | return call_int_hook(file_mprotect, 0, vma, reqprot, prot);
|
| 813 | }
|
| 814 |
|
| 815 | int security_file_lock(struct file *file, unsigned int cmd)
|
| 816 | {
|
| 817 | return call_int_hook(file_lock, 0, file, cmd);
|
| 818 | }
|
| 819 |
|
| 820 | int security_file_fcntl(struct file *file, unsigned int cmd, unsigned long arg)
|
| 821 | {
|
| 822 | return call_int_hook(file_fcntl, 0, file, cmd, arg);
|
| 823 | }
|
| 824 |
|
| 825 | void security_file_set_fowner(struct file *file)
|
| 826 | {
|
| 827 | call_void_hook(file_set_fowner, file);
|
| 828 | }
|
| 829 |
|
| 830 | int security_file_send_sigiotask(struct task_struct *tsk,
|
| 831 | struct fown_struct *fown, int sig)
|
| 832 | {
|
| 833 | return call_int_hook(file_send_sigiotask, 0, tsk, fown, sig);
|
| 834 | }
|
| 835 |
|
| 836 | int security_file_receive(struct file *file)
|
| 837 | {
|
| 838 | return call_int_hook(file_receive, 0, file);
|
| 839 | }
|
| 840 |
|
| 841 | int security_file_open(struct file *file, const struct cred *cred)
|
| 842 | {
|
| 843 | int ret;
|
| 844 |
|
| 845 | ret = call_int_hook(file_open, 0, file, cred);
|
| 846 | if (ret)
|
| 847 | return ret;
|
| 848 |
|
| 849 | return fsnotify_perm(file, MAY_OPEN);
|
| 850 | }
|
| 851 |
|
| 852 | int security_task_create(unsigned long clone_flags)
|
| 853 | {
|
| 854 | return call_int_hook(task_create, 0, clone_flags);
|
| 855 | }
|
| 856 |
|
| 857 | void security_task_free(struct task_struct *task)
|
| 858 | {
|
| 859 | call_void_hook(task_free, task);
|
| 860 | }
|
| 861 |
|
| 862 | int security_cred_alloc_blank(struct cred *cred, gfp_t gfp)
|
| 863 | {
|
| 864 | return call_int_hook(cred_alloc_blank, 0, cred, gfp);
|
| 865 | }
|
| 866 |
|
| 867 | void security_cred_free(struct cred *cred)
|
| 868 | {
|
| 869 | call_void_hook(cred_free, cred);
|
| 870 | }
|
| 871 |
|
| 872 | int security_prepare_creds(struct cred *new, const struct cred *old, gfp_t gfp)
|
| 873 | {
|
| 874 | return call_int_hook(cred_prepare, 0, new, old, gfp);
|
| 875 | }
|
| 876 |
|
| 877 | void security_transfer_creds(struct cred *new, const struct cred *old)
|
| 878 | {
|
| 879 | call_void_hook(cred_transfer, new, old);
|
| 880 | }
|
| 881 |
|
| 882 | int security_kernel_act_as(struct cred *new, u32 secid)
|
| 883 | {
|
| 884 | return call_int_hook(kernel_act_as, 0, new, secid);
|
| 885 | }
|
| 886 |
|
| 887 | int security_kernel_create_files_as(struct cred *new, struct inode *inode)
|
| 888 | {
|
| 889 | return call_int_hook(kernel_create_files_as, 0, new, inode);
|
| 890 | }
|
| 891 |
|
| 892 | int security_kernel_fw_from_file(struct file *file, char *buf, size_t size)
|
| 893 | {
|
| 894 | int ret;
|
| 895 |
|
| 896 | ret = call_int_hook(kernel_fw_from_file, 0, file, buf, size);
|
| 897 | if (ret)
|
| 898 | return ret;
|
| 899 | return ima_fw_from_file(file, buf, size);
|
| 900 | }
|
| 901 | EXPORT_SYMBOL_GPL(security_kernel_fw_from_file);
|
| 902 |
|
| 903 | int security_kernel_module_request(char *kmod_name)
|
| 904 | {
|
| 905 | return call_int_hook(kernel_module_request, 0, kmod_name);
|
| 906 | }
|
| 907 |
|
| 908 | int security_kernel_module_from_file(struct file *file)
|
| 909 | {
|
| 910 | int ret;
|
| 911 |
|
| 912 | ret = call_int_hook(kernel_module_from_file, 0, file);
|
| 913 | if (ret)
|
| 914 | return ret;
|
| 915 | return ima_module_check(file);
|
| 916 | }
|
| 917 |
|
| 918 | int security_task_fix_setuid(struct cred *new, const struct cred *old,
|
| 919 | int flags)
|
| 920 | {
|
| 921 | return call_int_hook(task_fix_setuid, 0, new, old, flags);
|
| 922 | }
|
| 923 |
|
| 924 | int security_task_setpgid(struct task_struct *p, pid_t pgid)
|
| 925 | {
|
| 926 | return call_int_hook(task_setpgid, 0, p, pgid);
|
| 927 | }
|
| 928 |
|
| 929 | int security_task_getpgid(struct task_struct *p)
|
| 930 | {
|
| 931 | return call_int_hook(task_getpgid, 0, p);
|
| 932 | }
|
| 933 |
|
| 934 | int security_task_getsid(struct task_struct *p)
|
| 935 | {
|
| 936 | return call_int_hook(task_getsid, 0, p);
|
| 937 | }
|
| 938 |
|
| 939 | void security_task_getsecid(struct task_struct *p, u32 *secid)
|
| 940 | {
|
| 941 | *secid = 0;
|
| 942 | call_void_hook(task_getsecid, p, secid);
|
| 943 | }
|
| 944 | EXPORT_SYMBOL(security_task_getsecid);
|
| 945 |
|
| 946 | int security_task_setnice(struct task_struct *p, int nice)
|
| 947 | {
|
| 948 | return call_int_hook(task_setnice, 0, p, nice);
|
| 949 | }
|
| 950 |
|
| 951 | int security_task_setioprio(struct task_struct *p, int ioprio)
|
| 952 | {
|
| 953 | return call_int_hook(task_setioprio, 0, p, ioprio);
|
| 954 | }
|
| 955 |
|
| 956 | int security_task_getioprio(struct task_struct *p)
|
| 957 | {
|
| 958 | return call_int_hook(task_getioprio, 0, p);
|
| 959 | }
|
| 960 |
|
| 961 | int security_task_setrlimit(struct task_struct *p, unsigned int resource,
|
| 962 | struct rlimit *new_rlim)
|
| 963 | {
|
| 964 | return call_int_hook(task_setrlimit, 0, p, resource, new_rlim);
|
| 965 | }
|
| 966 |
|
| 967 | int security_task_setscheduler(struct task_struct *p)
|
| 968 | {
|
| 969 | return call_int_hook(task_setscheduler, 0, p);
|
| 970 | }
|
| 971 |
|
| 972 | int security_task_getscheduler(struct task_struct *p)
|
| 973 | {
|
| 974 | return call_int_hook(task_getscheduler, 0, p);
|
| 975 | }
|
| 976 |
|
| 977 | int security_task_movememory(struct task_struct *p)
|
| 978 | {
|
| 979 | return call_int_hook(task_movememory, 0, p);
|
| 980 | }
|
| 981 |
|
| 982 | int security_task_kill(struct task_struct *p, struct siginfo *info,
|
| 983 | int sig, u32 secid)
|
| 984 | {
|
| 985 | return call_int_hook(task_kill, 0, p, info, sig, secid);
|
| 986 | }
|
| 987 |
|
| 988 | int security_task_wait(struct task_struct *p)
|
| 989 | {
|
| 990 | return call_int_hook(task_wait, 0, p);
|
| 991 | }
|
| 992 |
|
| 993 | int security_task_prctl(int option, unsigned long arg2, unsigned long arg3,
|
| 994 | unsigned long arg4, unsigned long arg5)
|
| 995 | {
|
| 996 | int thisrc;
|
| 997 | int rc = -ENOSYS;
|
| 998 | struct security_hook_list *hp;
|
| 999 |
|
| 1000 | list_for_each_entry(hp, &security_hook_heads.task_prctl, list) {
|
| 1001 | thisrc = hp->hook.task_prctl(option, arg2, arg3, arg4, arg5);
|
| 1002 | if (thisrc != -ENOSYS) {
|
| 1003 | rc = thisrc;
|
| 1004 | if (thisrc != 0)
|
| 1005 | break;
|
| 1006 | }
|
| 1007 | }
|
| 1008 | return rc;
|
| 1009 | }
|
| 1010 |
|
| 1011 | void security_task_to_inode(struct task_struct *p, struct inode *inode)
|
| 1012 | {
|
| 1013 | call_void_hook(task_to_inode, p, inode);
|
| 1014 | }
|
| 1015 |
|
| 1016 | int security_ipc_permission(struct kern_ipc_perm *ipcp, short flag)
|
| 1017 | {
|
| 1018 | return call_int_hook(ipc_permission, 0, ipcp, flag);
|
| 1019 | }
|
| 1020 |
|
| 1021 | void security_ipc_getsecid(struct kern_ipc_perm *ipcp, u32 *secid)
|
| 1022 | {
|
| 1023 | *secid = 0;
|
| 1024 | call_void_hook(ipc_getsecid, ipcp, secid);
|
| 1025 | }
|
| 1026 |
|
| 1027 | int security_msg_msg_alloc(struct msg_msg *msg)
|
| 1028 | {
|
| 1029 | return call_int_hook(msg_msg_alloc_security, 0, msg);
|
| 1030 | }
|
| 1031 |
|
| 1032 | void security_msg_msg_free(struct msg_msg *msg)
|
| 1033 | {
|
| 1034 | call_void_hook(msg_msg_free_security, msg);
|
| 1035 | }
|
| 1036 |
|
| 1037 | int security_msg_queue_alloc(struct msg_queue *msq)
|
| 1038 | {
|
| 1039 | return call_int_hook(msg_queue_alloc_security, 0, msq);
|
| 1040 | }
|
| 1041 |
|
| 1042 | void security_msg_queue_free(struct msg_queue *msq)
|
| 1043 | {
|
| 1044 | call_void_hook(msg_queue_free_security, msq);
|
| 1045 | }
|
| 1046 |
|
| 1047 | int security_msg_queue_associate(struct msg_queue *msq, int msqflg)
|
| 1048 | {
|
| 1049 | return call_int_hook(msg_queue_associate, 0, msq, msqflg);
|
| 1050 | }
|
| 1051 |
|
| 1052 | int security_msg_queue_msgctl(struct msg_queue *msq, int cmd)
|
| 1053 | {
|
| 1054 | return call_int_hook(msg_queue_msgctl, 0, msq, cmd);
|
| 1055 | }
|
| 1056 |
|
| 1057 | int security_msg_queue_msgsnd(struct msg_queue *msq,
|
| 1058 | struct msg_msg *msg, int msqflg)
|
| 1059 | {
|
| 1060 | return call_int_hook(msg_queue_msgsnd, 0, msq, msg, msqflg);
|
| 1061 | }
|
| 1062 |
|
| 1063 | int security_msg_queue_msgrcv(struct msg_queue *msq, struct msg_msg *msg,
|
| 1064 | struct task_struct *target, long type, int mode)
|
| 1065 | {
|
| 1066 | return call_int_hook(msg_queue_msgrcv, 0, msq, msg, target, type, mode);
|
| 1067 | }
|
| 1068 |
|
| 1069 | int security_shm_alloc(struct shmid_kernel *shp)
|
| 1070 | {
|
| 1071 | return call_int_hook(shm_alloc_security, 0, shp);
|
| 1072 | }
|
| 1073 |
|
| 1074 | void security_shm_free(struct shmid_kernel *shp)
|
| 1075 | {
|
| 1076 | call_void_hook(shm_free_security, shp);
|
| 1077 | }
|
| 1078 |
|
| 1079 | int security_shm_associate(struct shmid_kernel *shp, int shmflg)
|
| 1080 | {
|
| 1081 | return call_int_hook(shm_associate, 0, shp, shmflg);
|
| 1082 | }
|
| 1083 |
|
| 1084 | int security_shm_shmctl(struct shmid_kernel *shp, int cmd)
|
| 1085 | {
|
| 1086 | return call_int_hook(shm_shmctl, 0, shp, cmd);
|
| 1087 | }
|
| 1088 |
|
| 1089 | int security_shm_shmat(struct shmid_kernel *shp, char __user *shmaddr, int shmflg)
|
| 1090 | {
|
| 1091 | return call_int_hook(shm_shmat, 0, shp, shmaddr, shmflg);
|
| 1092 | }
|
| 1093 |
|
| 1094 | int security_sem_alloc(struct sem_array *sma)
|
| 1095 | {
|
| 1096 | return call_int_hook(sem_alloc_security, 0, sma);
|
| 1097 | }
|
| 1098 |
|
| 1099 | void security_sem_free(struct sem_array *sma)
|
| 1100 | {
|
| 1101 | call_void_hook(sem_free_security, sma);
|
| 1102 | }
|
| 1103 |
|
| 1104 | int security_sem_associate(struct sem_array *sma, int semflg)
|
| 1105 | {
|
| 1106 | return call_int_hook(sem_associate, 0, sma, semflg);
|
| 1107 | }
|
| 1108 |
|
| 1109 | int security_sem_semctl(struct sem_array *sma, int cmd)
|
| 1110 | {
|
| 1111 | return call_int_hook(sem_semctl, 0, sma, cmd);
|
| 1112 | }
|
| 1113 |
|
| 1114 | int security_sem_semop(struct sem_array *sma, struct sembuf *sops,
|
| 1115 | unsigned nsops, int alter)
|
| 1116 | {
|
| 1117 | return call_int_hook(sem_semop, 0, sma, sops, nsops, alter);
|
| 1118 | }
|
| 1119 |
|
| 1120 | void security_d_instantiate(struct dentry *dentry, struct inode *inode)
|
| 1121 | {
|
| 1122 | if (unlikely(inode && IS_PRIVATE(inode)))
|
| 1123 | return;
|
| 1124 | call_void_hook(d_instantiate, dentry, inode);
|
| 1125 | }
|
| 1126 | EXPORT_SYMBOL(security_d_instantiate);
|
| 1127 |
|
| 1128 | int security_getprocattr(struct task_struct *p, char *name, char **value)
|
| 1129 | {
|
| 1130 | return call_int_hook(getprocattr, -EINVAL, p, name, value);
|
| 1131 | }
|
| 1132 |
|
| 1133 | int security_setprocattr(struct task_struct *p, char *name, void *value, size_t size)
|
| 1134 | {
|
| 1135 | return call_int_hook(setprocattr, -EINVAL, p, name, value, size);
|
| 1136 | }
|
| 1137 |
|
| 1138 | int security_netlink_send(struct sock *sk, struct sk_buff *skb)
|
| 1139 | {
|
| 1140 | return call_int_hook(netlink_send, 0, sk, skb);
|
| 1141 | }
|
| 1142 |
|
| 1143 | int security_ismaclabel(const char *name)
|
| 1144 | {
|
| 1145 | return call_int_hook(ismaclabel, 0, name);
|
| 1146 | }
|
| 1147 | EXPORT_SYMBOL(security_ismaclabel);
|
| 1148 |
|
| 1149 | int security_secid_to_secctx(u32 secid, char **secdata, u32 *seclen)
|
| 1150 | {
|
| 1151 | return call_int_hook(secid_to_secctx, -EOPNOTSUPP, secid, secdata,
|
| 1152 | seclen);
|
| 1153 | }
|
| 1154 | EXPORT_SYMBOL(security_secid_to_secctx);
|
| 1155 |
|
| 1156 | int security_secctx_to_secid(const char *secdata, u32 seclen, u32 *secid)
|
| 1157 | {
|
| 1158 | *secid = 0;
|
| 1159 | return call_int_hook(secctx_to_secid, 0, secdata, seclen, secid);
|
| 1160 | }
|
| 1161 | EXPORT_SYMBOL(security_secctx_to_secid);
|
| 1162 |
|
| 1163 | void security_release_secctx(char *secdata, u32 seclen)
|
| 1164 | {
|
| 1165 | call_void_hook(release_secctx, secdata, seclen);
|
| 1166 | }
|
| 1167 | EXPORT_SYMBOL(security_release_secctx);
|
| 1168 |
|
| 1169 | int security_inode_notifysecctx(struct inode *inode, void *ctx, u32 ctxlen)
|
| 1170 | {
|
| 1171 | return call_int_hook(inode_notifysecctx, 0, inode, ctx, ctxlen);
|
| 1172 | }
|
| 1173 | EXPORT_SYMBOL(security_inode_notifysecctx);
|
| 1174 |
|
| 1175 | int security_inode_setsecctx(struct dentry *dentry, void *ctx, u32 ctxlen)
|
| 1176 | {
|
| 1177 | return call_int_hook(inode_setsecctx, 0, dentry, ctx, ctxlen);
|
| 1178 | }
|
| 1179 | EXPORT_SYMBOL(security_inode_setsecctx);
|
| 1180 |
|
| 1181 | int security_inode_getsecctx(struct inode *inode, void **ctx, u32 *ctxlen)
|
| 1182 | {
|
| 1183 | return call_int_hook(inode_getsecctx, -EOPNOTSUPP, inode, ctx, ctxlen);
|
| 1184 | }
|
| 1185 | EXPORT_SYMBOL(security_inode_getsecctx);
|
| 1186 |
|
| 1187 | #ifdef CONFIG_SECURITY_NETWORK
|
| 1188 |
|
| 1189 | int security_unix_stream_connect(struct sock *sock, struct sock *other, struct sock *newsk)
|
| 1190 | {
|
| 1191 | return call_int_hook(unix_stream_connect, 0, sock, other, newsk);
|
| 1192 | }
|
| 1193 | EXPORT_SYMBOL(security_unix_stream_connect);
|
| 1194 |
|
| 1195 | int security_unix_may_send(struct socket *sock, struct socket *other)
|
| 1196 | {
|
| 1197 | return call_int_hook(unix_may_send, 0, sock, other);
|
| 1198 | }
|
| 1199 | EXPORT_SYMBOL(security_unix_may_send);
|
| 1200 |
|
| 1201 | int security_socket_create(int family, int type, int protocol, int kern)
|
| 1202 | {
|
| 1203 | return call_int_hook(socket_create, 0, family, type, protocol, kern);
|
| 1204 | }
|
| 1205 |
|
| 1206 | int security_socket_post_create(struct socket *sock, int family,
|
| 1207 | int type, int protocol, int kern)
|
| 1208 | {
|
| 1209 | return call_int_hook(socket_post_create, 0, sock, family, type,
|
| 1210 | protocol, kern);
|
| 1211 | }
|
| 1212 |
|
| 1213 | int security_socket_bind(struct socket *sock, struct sockaddr *address, int addrlen)
|
| 1214 | {
|
| 1215 | return call_int_hook(socket_bind, 0, sock, address, addrlen);
|
| 1216 | }
|
| 1217 |
|
| 1218 | int security_socket_connect(struct socket *sock, struct sockaddr *address, int addrlen)
|
| 1219 | {
|
| 1220 | return call_int_hook(socket_connect, 0, sock, address, addrlen);
|
| 1221 | }
|
| 1222 |
|
| 1223 | int security_socket_listen(struct socket *sock, int backlog)
|
| 1224 | {
|
| 1225 | return call_int_hook(socket_listen, 0, sock, backlog);
|
| 1226 | }
|
| 1227 |
|
| 1228 | int security_socket_accept(struct socket *sock, struct socket *newsock)
|
| 1229 | {
|
| 1230 | return call_int_hook(socket_accept, 0, sock, newsock);
|
| 1231 | }
|
| 1232 |
|
| 1233 | int security_socket_sendmsg(struct socket *sock, struct msghdr *msg, int size)
|
| 1234 | {
|
| 1235 | return call_int_hook(socket_sendmsg, 0, sock, msg, size);
|
| 1236 | }
|
| 1237 |
|
| 1238 | int security_socket_recvmsg(struct socket *sock, struct msghdr *msg,
|
| 1239 | int size, int flags)
|
| 1240 | {
|
| 1241 | return call_int_hook(socket_recvmsg, 0, sock, msg, size, flags);
|
| 1242 | }
|
| 1243 |
|
| 1244 | int security_socket_getsockname(struct socket *sock)
|
| 1245 | {
|
| 1246 | return call_int_hook(socket_getsockname, 0, sock);
|
| 1247 | }
|
| 1248 |
|
| 1249 | int security_socket_getpeername(struct socket *sock)
|
| 1250 | {
|
| 1251 | return call_int_hook(socket_getpeername, 0, sock);
|
| 1252 | }
|
| 1253 |
|
| 1254 | int security_socket_getsockopt(struct socket *sock, int level, int optname)
|
| 1255 | {
|
| 1256 | return call_int_hook(socket_getsockopt, 0, sock, level, optname);
|
| 1257 | }
|
| 1258 |
|
| 1259 | int security_socket_setsockopt(struct socket *sock, int level, int optname)
|
| 1260 | {
|
| 1261 | return call_int_hook(socket_setsockopt, 0, sock, level, optname);
|
| 1262 | }
|
| 1263 |
|
| 1264 | int security_socket_shutdown(struct socket *sock, int how)
|
| 1265 | {
|
| 1266 | return call_int_hook(socket_shutdown, 0, sock, how);
|
| 1267 | }
|
| 1268 |
|
| 1269 | int security_sock_rcv_skb(struct sock *sk, struct sk_buff *skb)
|
| 1270 | {
|
| 1271 | return call_int_hook(socket_sock_rcv_skb, 0, sk, skb);
|
| 1272 | }
|
| 1273 | EXPORT_SYMBOL(security_sock_rcv_skb);
|
| 1274 |
|
| 1275 | int security_socket_getpeersec_stream(struct socket *sock, char __user *optval,
|
| 1276 | int __user *optlen, unsigned len)
|
| 1277 | {
|
| 1278 | return call_int_hook(socket_getpeersec_stream, -ENOPROTOOPT, sock,
|
| 1279 | optval, optlen, len);
|
| 1280 | }
|
| 1281 |
|
| 1282 | int security_socket_getpeersec_dgram(struct socket *sock, struct sk_buff *skb, u32 *secid)
|
| 1283 | {
|
| 1284 | return call_int_hook(socket_getpeersec_dgram, 0, sock, skb, secid);
|
| 1285 | }
|
| 1286 | EXPORT_SYMBOL(security_socket_getpeersec_dgram);
|
| 1287 |
|
| 1288 | int security_sk_alloc(struct sock *sk, int family, gfp_t priority)
|
| 1289 | {
|
| 1290 | return call_int_hook(sk_alloc_security, 0, sk, family, priority);
|
| 1291 | }
|
| 1292 |
|
| 1293 | void security_sk_free(struct sock *sk)
|
| 1294 | {
|
| 1295 | call_void_hook(sk_free_security, sk);
|
| 1296 | }
|
| 1297 |
|
| 1298 | void security_sk_clone(const struct sock *sk, struct sock *newsk)
|
| 1299 | {
|
| 1300 | call_void_hook(sk_clone_security, sk, newsk);
|
| 1301 | }
|
| 1302 | EXPORT_SYMBOL(security_sk_clone);
|
| 1303 |
|
| 1304 | void security_sk_classify_flow(struct sock *sk, struct flowi *fl)
|
| 1305 | {
|
| 1306 | call_void_hook(sk_getsecid, sk, &fl->flowi_secid);
|
| 1307 | }
|
| 1308 | EXPORT_SYMBOL(security_sk_classify_flow);
|
| 1309 |
|
| 1310 | void security_req_classify_flow(const struct request_sock *req, struct flowi *fl)
|
| 1311 | {
|
| 1312 | call_void_hook(req_classify_flow, req, fl);
|
| 1313 | }
|
| 1314 | EXPORT_SYMBOL(security_req_classify_flow);
|
| 1315 |
|
| 1316 | void security_sock_graft(struct sock *sk, struct socket *parent)
|
| 1317 | {
|
| 1318 | call_void_hook(sock_graft, sk, parent);
|
| 1319 | }
|
| 1320 | EXPORT_SYMBOL(security_sock_graft);
|
| 1321 |
|
| 1322 | int security_inet_conn_request(struct sock *sk,
|
| 1323 | struct sk_buff *skb, struct request_sock *req)
|
| 1324 | {
|
| 1325 | return call_int_hook(inet_conn_request, 0, sk, skb, req);
|
| 1326 | }
|
| 1327 | EXPORT_SYMBOL(security_inet_conn_request);
|
| 1328 |
|
| 1329 | void security_inet_csk_clone(struct sock *newsk,
|
| 1330 | const struct request_sock *req)
|
| 1331 | {
|
| 1332 | call_void_hook(inet_csk_clone, newsk, req);
|
| 1333 | }
|
| 1334 |
|
| 1335 | void security_inet_conn_established(struct sock *sk,
|
| 1336 | struct sk_buff *skb)
|
| 1337 | {
|
| 1338 | call_void_hook(inet_conn_established, sk, skb);
|
| 1339 | }
|
| 1340 |
|
| 1341 | int security_secmark_relabel_packet(u32 secid)
|
| 1342 | {
|
| 1343 | return call_int_hook(secmark_relabel_packet, 0, secid);
|
| 1344 | }
|
| 1345 | EXPORT_SYMBOL(security_secmark_relabel_packet);
|
| 1346 |
|
| 1347 | void security_secmark_refcount_inc(void)
|
| 1348 | {
|
| 1349 | call_void_hook(secmark_refcount_inc);
|
| 1350 | }
|
| 1351 | EXPORT_SYMBOL(security_secmark_refcount_inc);
|
| 1352 |
|
| 1353 | void security_secmark_refcount_dec(void)
|
| 1354 | {
|
| 1355 | call_void_hook(secmark_refcount_dec);
|
| 1356 | }
|
| 1357 | EXPORT_SYMBOL(security_secmark_refcount_dec);
|
| 1358 |
|
| 1359 | int security_tun_dev_alloc_security(void **security)
|
| 1360 | {
|
| 1361 | return call_int_hook(tun_dev_alloc_security, 0, security);
|
| 1362 | }
|
| 1363 | EXPORT_SYMBOL(security_tun_dev_alloc_security);
|
| 1364 |
|
| 1365 | void security_tun_dev_free_security(void *security)
|
| 1366 | {
|
| 1367 | call_void_hook(tun_dev_free_security, security);
|
| 1368 | }
|
| 1369 | EXPORT_SYMBOL(security_tun_dev_free_security);
|
| 1370 |
|
| 1371 | int security_tun_dev_create(void)
|
| 1372 | {
|
| 1373 | return call_int_hook(tun_dev_create, 0);
|
| 1374 | }
|
| 1375 | EXPORT_SYMBOL(security_tun_dev_create);
|
| 1376 |
|
| 1377 | int security_tun_dev_attach_queue(void *security)
|
| 1378 | {
|
| 1379 | return call_int_hook(tun_dev_attach_queue, 0, security);
|
| 1380 | }
|
| 1381 | EXPORT_SYMBOL(security_tun_dev_attach_queue);
|
| 1382 |
|
| 1383 | int security_tun_dev_attach(struct sock *sk, void *security)
|
| 1384 | {
|
| 1385 | return call_int_hook(tun_dev_attach, 0, sk, security);
|
| 1386 | }
|
| 1387 | EXPORT_SYMBOL(security_tun_dev_attach);
|
| 1388 |
|
| 1389 | int security_tun_dev_open(void *security)
|
| 1390 | {
|
| 1391 | return call_int_hook(tun_dev_open, 0, security);
|
| 1392 | }
|
| 1393 | EXPORT_SYMBOL(security_tun_dev_open);
|
| 1394 |
|
| 1395 | #endif
|
| 1396 |
|
| 1397 | #ifdef CONFIG_SECURITY_NETWORK_XFRM
|
| 1398 |
|
| 1399 | int security_xfrm_policy_alloc(struct xfrm_sec_ctx **ctxp,
|
| 1400 | struct xfrm_user_sec_ctx *sec_ctx,
|
| 1401 | gfp_t gfp)
|
| 1402 | {
|
| 1403 | return call_int_hook(xfrm_policy_alloc_security, 0, ctxp, sec_ctx, gfp);
|
| 1404 | }
|
| 1405 | EXPORT_SYMBOL(security_xfrm_policy_alloc);
|
| 1406 |
|
| 1407 | int security_xfrm_policy_clone(struct xfrm_sec_ctx *old_ctx,
|
| 1408 | struct xfrm_sec_ctx **new_ctxp)
|
| 1409 | {
|
| 1410 | return call_int_hook(xfrm_policy_clone_security, 0, old_ctx, new_ctxp);
|
| 1411 | }
|
| 1412 |
|
| 1413 | void security_xfrm_policy_free(struct xfrm_sec_ctx *ctx)
|
| 1414 | {
|
| 1415 | call_void_hook(xfrm_policy_free_security, ctx);
|
| 1416 | }
|
| 1417 | EXPORT_SYMBOL(security_xfrm_policy_free);
|
| 1418 |
|
| 1419 | int security_xfrm_policy_delete(struct xfrm_sec_ctx *ctx)
|
| 1420 | {
|
| 1421 | return call_int_hook(xfrm_policy_delete_security, 0, ctx);
|
| 1422 | }
|
| 1423 |
|
| 1424 | int security_xfrm_state_alloc(struct xfrm_state *x,
|
| 1425 | struct xfrm_user_sec_ctx *sec_ctx)
|
| 1426 | {
|
| 1427 | return call_int_hook(xfrm_state_alloc, 0, x, sec_ctx);
|
| 1428 | }
|
| 1429 | EXPORT_SYMBOL(security_xfrm_state_alloc);
|
| 1430 |
|
| 1431 | int security_xfrm_state_alloc_acquire(struct xfrm_state *x,
|
| 1432 | struct xfrm_sec_ctx *polsec, u32 secid)
|
| 1433 | {
|
| 1434 | return call_int_hook(xfrm_state_alloc_acquire, 0, x, polsec, secid);
|
| 1435 | }
|
| 1436 |
|
| 1437 | int security_xfrm_state_delete(struct xfrm_state *x)
|
| 1438 | {
|
| 1439 | return call_int_hook(xfrm_state_delete_security, 0, x);
|
| 1440 | }
|
| 1441 | EXPORT_SYMBOL(security_xfrm_state_delete);
|
| 1442 |
|
| 1443 | void security_xfrm_state_free(struct xfrm_state *x)
|
| 1444 | {
|
| 1445 | call_void_hook(xfrm_state_free_security, x);
|
| 1446 | }
|
| 1447 |
|
| 1448 | int security_xfrm_policy_lookup(struct xfrm_sec_ctx *ctx, u32 fl_secid, u8 dir)
|
| 1449 | {
|
| 1450 | return call_int_hook(xfrm_policy_lookup, 0, ctx, fl_secid, dir);
|
| 1451 | }
|
| 1452 |
|
| 1453 | int security_xfrm_state_pol_flow_match(struct xfrm_state *x,
|
| 1454 | struct xfrm_policy *xp,
|
| 1455 | const struct flowi *fl)
|
| 1456 | {
|
| 1457 | struct security_hook_list *hp;
|
| 1458 | int rc = 1;
|
| 1459 |
|
| 1460 | |
| 1461 | * Since this function is expected to return 0 or 1, the judgment
|
| 1462 | * becomes difficult if multiple LSMs supply this call. Fortunately,
|
| 1463 | * we can use the first LSM's judgment because currently only SELinux
|
| 1464 | * supplies this call.
|
| 1465 | *
|
| 1466 | * For speed optimization, we explicitly break the loop rather than
|
| 1467 | * using the macro
|
| 1468 |
|
| 1469 | list_for_each_entry(hp, &security_hook_heads.xfrm_state_pol_flow_match,
|
| 1470 | list) {
|
| 1471 | rc = hp->hook.xfrm_state_pol_flow_match(x, xp, fl);
|
| 1472 | break;
|
| 1473 | }
|
| 1474 | return rc;
|
| 1475 | }
|
| 1476 |
|
| 1477 | int security_xfrm_decode_session(struct sk_buff *skb, u32 *secid)
|
| 1478 | {
|
| 1479 | return call_int_hook(xfrm_decode_session, 0, skb, secid, 1);
|
| 1480 | }
|
| 1481 |
|
| 1482 | void security_skb_classify_flow(struct sk_buff *skb, struct flowi *fl)
|
| 1483 | {
|
| 1484 | int rc = call_int_hook(xfrm_decode_session, 0, skb, &fl->flowi_secid,
|
| 1485 | 0);
|
| 1486 |
|
| 1487 | BUG_ON(rc);
|
| 1488 | }
|
| 1489 | EXPORT_SYMBOL(security_skb_classify_flow);
|
| 1490 |
|
| 1491 | #endif
|
| 1492 |
|
| 1493 | #ifdef CONFIG_KEYS
|
| 1494 |
|
| 1495 | int security_key_alloc(struct key *key, const struct cred *cred,
|
| 1496 | unsigned long flags)
|
| 1497 | {
|
| 1498 | return call_int_hook(key_alloc, 0, key, cred, flags);
|
| 1499 | }
|
| 1500 |
|
| 1501 | void security_key_free(struct key *key)
|
| 1502 | {
|
| 1503 | call_void_hook(key_free, key);
|
| 1504 | }
|
| 1505 |
|
| 1506 | int security_key_permission(key_ref_t key_ref,
|
| 1507 | const struct cred *cred, unsigned perm)
|
| 1508 | {
|
| 1509 | return call_int_hook(key_permission, 0, key_ref, cred, perm);
|
| 1510 | }
|
| 1511 |
|
| 1512 | int security_key_getsecurity(struct key *key, char **_buffer)
|
| 1513 | {
|
| 1514 | *_buffer = NULL;
|
| 1515 | return call_int_hook(key_getsecurity, 0, key, _buffer);
|
| 1516 | }
|
| 1517 |
|
| 1518 | #endif
|
| 1519 |
|
| 1520 | #ifdef CONFIG_AUDIT
|
| 1521 |
|
| 1522 | int security_audit_rule_init(u32 field, u32 op, char *rulestr, void **lsmrule)
|
| 1523 | {
|
| 1524 | return call_int_hook(audit_rule_init, 0, field, op, rulestr, lsmrule);
|
| 1525 | }
|
| 1526 |
|
| 1527 | int security_audit_rule_known(struct audit_krule *krule)
|
| 1528 | {
|
| 1529 | return call_int_hook(audit_rule_known, 0, krule);
|
| 1530 | }
|
| 1531 |
|
| 1532 | void security_audit_rule_free(void *lsmrule)
|
| 1533 | {
|
| 1534 | call_void_hook(audit_rule_free, lsmrule);
|
| 1535 | }
|
| 1536 |
|
| 1537 | int security_audit_rule_match(u32 secid, u32 field, u32 op, void *lsmrule,
|
| 1538 | struct audit_context *actx)
|
| 1539 | {
|
| 1540 | return call_int_hook(audit_rule_match, 0, secid, field, op, lsmrule,
|
| 1541 | actx);
|
| 1542 | }
|
| 1543 | #endif
|
| 1544 |
|
| 1545 | struct security_hook_heads security_hook_heads = {
|
| 1546 | .binder_set_context_mgr =
|
| 1547 | LIST_HEAD_INIT(security_hook_heads.binder_set_context_mgr),
|
| 1548 | .binder_transaction =
|
| 1549 | LIST_HEAD_INIT(security_hook_heads.binder_transaction),
|
| 1550 | .binder_transfer_binder =
|
| 1551 | LIST_HEAD_INIT(security_hook_heads.binder_transfer_binder),
|
| 1552 | .binder_transfer_file =
|
| 1553 | LIST_HEAD_INIT(security_hook_heads.binder_transfer_file),
|
| 1554 |
|
| 1555 | .ptrace_access_check =
|
| 1556 | LIST_HEAD_INIT(security_hook_heads.ptrace_access_check),
|
| 1557 | .ptrace_traceme =
|
| 1558 | LIST_HEAD_INIT(security_hook_heads.ptrace_traceme),
|
| 1559 | .capget = LIST_HEAD_INIT(security_hook_heads.capget),
|
| 1560 | .capset = LIST_HEAD_INIT(security_hook_heads.capset),
|
| 1561 | .capable = LIST_HEAD_INIT(security_hook_heads.capable),
|
| 1562 | .quotactl = LIST_HEAD_INIT(security_hook_heads.quotactl),
|
| 1563 | .quota_on = LIST_HEAD_INIT(security_hook_heads.quota_on),
|
| 1564 | .syslog = LIST_HEAD_INIT(security_hook_heads.syslog),
|
| 1565 | .settime = LIST_HEAD_INIT(security_hook_heads.settime),
|
| 1566 | .vm_enough_memory =
|
| 1567 | LIST_HEAD_INIT(security_hook_heads.vm_enough_memory),
|
| 1568 | .bprm_set_creds =
|
| 1569 | LIST_HEAD_INIT(security_hook_heads.bprm_set_creds),
|
| 1570 | .bprm_check_security =
|
| 1571 | LIST_HEAD_INIT(security_hook_heads.bprm_check_security),
|
| 1572 | .bprm_secureexec =
|
| 1573 | LIST_HEAD_INIT(security_hook_heads.bprm_secureexec),
|
| 1574 | .bprm_committing_creds =
|
| 1575 | LIST_HEAD_INIT(security_hook_heads.bprm_committing_creds),
|
| 1576 | .bprm_committed_creds =
|
| 1577 | LIST_HEAD_INIT(security_hook_heads.bprm_committed_creds),
|
| 1578 | .sb_alloc_security =
|
| 1579 | LIST_HEAD_INIT(security_hook_heads.sb_alloc_security),
|
| 1580 | .sb_free_security =
|
| 1581 | LIST_HEAD_INIT(security_hook_heads.sb_free_security),
|
| 1582 | .sb_copy_data = LIST_HEAD_INIT(security_hook_heads.sb_copy_data),
|
| 1583 | .sb_remount = LIST_HEAD_INIT(security_hook_heads.sb_remount),
|
| 1584 | .sb_kern_mount =
|
| 1585 | LIST_HEAD_INIT(security_hook_heads.sb_kern_mount),
|
| 1586 | .sb_show_options =
|
| 1587 | LIST_HEAD_INIT(security_hook_heads.sb_show_options),
|
| 1588 | .sb_statfs = LIST_HEAD_INIT(security_hook_heads.sb_statfs),
|
| 1589 | .sb_mount = LIST_HEAD_INIT(security_hook_heads.sb_mount),
|
| 1590 | .sb_umount = LIST_HEAD_INIT(security_hook_heads.sb_umount),
|
| 1591 | .sb_pivotroot = LIST_HEAD_INIT(security_hook_heads.sb_pivotroot),
|
| 1592 | .sb_set_mnt_opts =
|
| 1593 | LIST_HEAD_INIT(security_hook_heads.sb_set_mnt_opts),
|
| 1594 | .sb_clone_mnt_opts =
|
| 1595 | LIST_HEAD_INIT(security_hook_heads.sb_clone_mnt_opts),
|
| 1596 | .sb_parse_opts_str =
|
| 1597 | LIST_HEAD_INIT(security_hook_heads.sb_parse_opts_str),
|
| 1598 | .dentry_init_security =
|
| 1599 | LIST_HEAD_INIT(security_hook_heads.dentry_init_security),
|
| 1600 | #ifdef CONFIG_SECURITY_PATH
|
| 1601 | .path_unlink = LIST_HEAD_INIT(security_hook_heads.path_unlink),
|
| 1602 | .path_mkdir = LIST_HEAD_INIT(security_hook_heads.path_mkdir),
|
| 1603 | .path_rmdir = LIST_HEAD_INIT(security_hook_heads.path_rmdir),
|
| 1604 | .path_mknod = LIST_HEAD_INIT(security_hook_heads.path_mknod),
|
| 1605 | .path_truncate =
|
| 1606 | LIST_HEAD_INIT(security_hook_heads.path_truncate),
|
| 1607 | .path_symlink = LIST_HEAD_INIT(security_hook_heads.path_symlink),
|
| 1608 | .path_link = LIST_HEAD_INIT(security_hook_heads.path_link),
|
| 1609 | .path_rename = LIST_HEAD_INIT(security_hook_heads.path_rename),
|
| 1610 | .path_chmod = LIST_HEAD_INIT(security_hook_heads.path_chmod),
|
| 1611 | .path_chown = LIST_HEAD_INIT(security_hook_heads.path_chown),
|
| 1612 | .path_chroot = LIST_HEAD_INIT(security_hook_heads.path_chroot),
|
| 1613 | #endif
|
| 1614 | .inode_alloc_security =
|
| 1615 | LIST_HEAD_INIT(security_hook_heads.inode_alloc_security),
|
| 1616 | .inode_free_security =
|
| 1617 | LIST_HEAD_INIT(security_hook_heads.inode_free_security),
|
| 1618 | .inode_init_security =
|
| 1619 | LIST_HEAD_INIT(security_hook_heads.inode_init_security),
|
| 1620 | .inode_create = LIST_HEAD_INIT(security_hook_heads.inode_create),
|
| 1621 | .inode_link = LIST_HEAD_INIT(security_hook_heads.inode_link),
|
| 1622 | .inode_unlink = LIST_HEAD_INIT(security_hook_heads.inode_unlink),
|
| 1623 | .inode_symlink =
|
| 1624 | LIST_HEAD_INIT(security_hook_heads.inode_symlink),
|
| 1625 | .inode_mkdir = LIST_HEAD_INIT(security_hook_heads.inode_mkdir),
|
| 1626 | .inode_rmdir = LIST_HEAD_INIT(security_hook_heads.inode_rmdir),
|
| 1627 | .inode_mknod = LIST_HEAD_INIT(security_hook_heads.inode_mknod),
|
| 1628 | .inode_rename = LIST_HEAD_INIT(security_hook_heads.inode_rename),
|
| 1629 | .inode_readlink =
|
| 1630 | LIST_HEAD_INIT(security_hook_heads.inode_readlink),
|
| 1631 | .inode_follow_link =
|
| 1632 | LIST_HEAD_INIT(security_hook_heads.inode_follow_link),
|
| 1633 | .inode_permission =
|
| 1634 | LIST_HEAD_INIT(security_hook_heads.inode_permission),
|
| 1635 | .inode_setattr =
|
| 1636 | LIST_HEAD_INIT(security_hook_heads.inode_setattr),
|
| 1637 | .inode_getattr =
|
| 1638 | LIST_HEAD_INIT(security_hook_heads.inode_getattr),
|
| 1639 | .inode_setxattr =
|
| 1640 | LIST_HEAD_INIT(security_hook_heads.inode_setxattr),
|
| 1641 | .inode_post_setxattr =
|
| 1642 | LIST_HEAD_INIT(security_hook_heads.inode_post_setxattr),
|
| 1643 | .inode_getxattr =
|
| 1644 | LIST_HEAD_INIT(security_hook_heads.inode_getxattr),
|
| 1645 | .inode_listxattr =
|
| 1646 | LIST_HEAD_INIT(security_hook_heads.inode_listxattr),
|
| 1647 | .inode_removexattr =
|
| 1648 | LIST_HEAD_INIT(security_hook_heads.inode_removexattr),
|
| 1649 | .inode_need_killpriv =
|
| 1650 | LIST_HEAD_INIT(security_hook_heads.inode_need_killpriv),
|
| 1651 | .inode_killpriv =
|
| 1652 | LIST_HEAD_INIT(security_hook_heads.inode_killpriv),
|
| 1653 | .inode_getsecurity =
|
| 1654 | LIST_HEAD_INIT(security_hook_heads.inode_getsecurity),
|
| 1655 | .inode_setsecurity =
|
| 1656 | LIST_HEAD_INIT(security_hook_heads.inode_setsecurity),
|
| 1657 | .inode_listsecurity =
|
| 1658 | LIST_HEAD_INIT(security_hook_heads.inode_listsecurity),
|
| 1659 | .inode_getsecid =
|
| 1660 | LIST_HEAD_INIT(security_hook_heads.inode_getsecid),
|
| 1661 | .file_permission =
|
| 1662 | LIST_HEAD_INIT(security_hook_heads.file_permission),
|
| 1663 | .file_alloc_security =
|
| 1664 | LIST_HEAD_INIT(security_hook_heads.file_alloc_security),
|
| 1665 | .file_free_security =
|
| 1666 | LIST_HEAD_INIT(security_hook_heads.file_free_security),
|
| 1667 | .file_ioctl = LIST_HEAD_INIT(security_hook_heads.file_ioctl),
|
| 1668 | .mmap_addr = LIST_HEAD_INIT(security_hook_heads.mmap_addr),
|
| 1669 | .mmap_file = LIST_HEAD_INIT(security_hook_heads.mmap_file),
|
| 1670 | .file_mprotect =
|
| 1671 | LIST_HEAD_INIT(security_hook_heads.file_mprotect),
|
| 1672 | .file_lock = LIST_HEAD_INIT(security_hook_heads.file_lock),
|
| 1673 | .file_fcntl = LIST_HEAD_INIT(security_hook_heads.file_fcntl),
|
| 1674 | .file_set_fowner =
|
| 1675 | LIST_HEAD_INIT(security_hook_heads.file_set_fowner),
|
| 1676 | .file_send_sigiotask =
|
| 1677 | LIST_HEAD_INIT(security_hook_heads.file_send_sigiotask),
|
| 1678 | .file_receive = LIST_HEAD_INIT(security_hook_heads.file_receive),
|
| 1679 | .file_open = LIST_HEAD_INIT(security_hook_heads.file_open),
|
| 1680 | .task_create = LIST_HEAD_INIT(security_hook_heads.task_create),
|
| 1681 | .task_free = LIST_HEAD_INIT(security_hook_heads.task_free),
|
| 1682 | .cred_alloc_blank =
|
| 1683 | LIST_HEAD_INIT(security_hook_heads.cred_alloc_blank),
|
| 1684 | .cred_free = LIST_HEAD_INIT(security_hook_heads.cred_free),
|
| 1685 | .cred_prepare = LIST_HEAD_INIT(security_hook_heads.cred_prepare),
|
| 1686 | .cred_transfer =
|
| 1687 | LIST_HEAD_INIT(security_hook_heads.cred_transfer),
|
| 1688 | .kernel_act_as =
|
| 1689 | LIST_HEAD_INIT(security_hook_heads.kernel_act_as),
|
| 1690 | .kernel_create_files_as =
|
| 1691 | LIST_HEAD_INIT(security_hook_heads.kernel_create_files_as),
|
| 1692 | .kernel_fw_from_file =
|
| 1693 | LIST_HEAD_INIT(security_hook_heads.kernel_fw_from_file),
|
| 1694 | .kernel_module_request =
|
| 1695 | LIST_HEAD_INIT(security_hook_heads.kernel_module_request),
|
| 1696 | .kernel_module_from_file =
|
| 1697 | LIST_HEAD_INIT(security_hook_heads.kernel_module_from_file),
|
| 1698 | .task_fix_setuid =
|
| 1699 | LIST_HEAD_INIT(security_hook_heads.task_fix_setuid),
|
| 1700 | .task_setpgid = LIST_HEAD_INIT(security_hook_heads.task_setpgid),
|
| 1701 | .task_getpgid = LIST_HEAD_INIT(security_hook_heads.task_getpgid),
|
| 1702 | .task_getsid = LIST_HEAD_INIT(security_hook_heads.task_getsid),
|
| 1703 | .task_getsecid =
|
| 1704 | LIST_HEAD_INIT(security_hook_heads.task_getsecid),
|
| 1705 | .task_setnice = LIST_HEAD_INIT(security_hook_heads.task_setnice),
|
| 1706 | .task_setioprio =
|
| 1707 | LIST_HEAD_INIT(security_hook_heads.task_setioprio),
|
| 1708 | .task_getioprio =
|
| 1709 | LIST_HEAD_INIT(security_hook_heads.task_getioprio),
|
| 1710 | .task_setrlimit =
|
| 1711 | LIST_HEAD_INIT(security_hook_heads.task_setrlimit),
|
| 1712 | .task_setscheduler =
|
| 1713 | LIST_HEAD_INIT(security_hook_heads.task_setscheduler),
|
| 1714 | .task_getscheduler =
|
| 1715 | LIST_HEAD_INIT(security_hook_heads.task_getscheduler),
|
| 1716 | .task_movememory =
|
| 1717 | LIST_HEAD_INIT(security_hook_heads.task_movememory),
|
| 1718 | .task_kill = LIST_HEAD_INIT(security_hook_heads.task_kill),
|
| 1719 | .task_wait = LIST_HEAD_INIT(security_hook_heads.task_wait),
|
| 1720 | .task_prctl = LIST_HEAD_INIT(security_hook_heads.task_prctl),
|
| 1721 | .task_to_inode =
|
| 1722 | LIST_HEAD_INIT(security_hook_heads.task_to_inode),
|
| 1723 | .ipc_permission =
|
| 1724 | LIST_HEAD_INIT(security_hook_heads.ipc_permission),
|
| 1725 | .ipc_getsecid = LIST_HEAD_INIT(security_hook_heads.ipc_getsecid),
|
| 1726 | .msg_msg_alloc_security =
|
| 1727 | LIST_HEAD_INIT(security_hook_heads.msg_msg_alloc_security),
|
| 1728 | .msg_msg_free_security =
|
| 1729 | LIST_HEAD_INIT(security_hook_heads.msg_msg_free_security),
|
| 1730 | .msg_queue_alloc_security =
|
| 1731 | LIST_HEAD_INIT(security_hook_heads.msg_queue_alloc_security),
|
| 1732 | .msg_queue_free_security =
|
| 1733 | LIST_HEAD_INIT(security_hook_heads.msg_queue_free_security),
|
| 1734 | .msg_queue_associate =
|
| 1735 | LIST_HEAD_INIT(security_hook_heads.msg_queue_associate),
|
| 1736 | .msg_queue_msgctl =
|
| 1737 | LIST_HEAD_INIT(security_hook_heads.msg_queue_msgctl),
|
| 1738 | .msg_queue_msgsnd =
|
| 1739 | LIST_HEAD_INIT(security_hook_heads.msg_queue_msgsnd),
|
| 1740 | .msg_queue_msgrcv =
|
| 1741 | LIST_HEAD_INIT(security_hook_heads.msg_queue_msgrcv),
|
| 1742 | .shm_alloc_security =
|
| 1743 | LIST_HEAD_INIT(security_hook_heads.shm_alloc_security),
|
| 1744 | .shm_free_security =
|
| 1745 | LIST_HEAD_INIT(security_hook_heads.shm_free_security),
|
| 1746 | .shm_associate =
|
| 1747 | LIST_HEAD_INIT(security_hook_heads.shm_associate),
|
| 1748 | .shm_shmctl = LIST_HEAD_INIT(security_hook_heads.shm_shmctl),
|
| 1749 | .shm_shmat = LIST_HEAD_INIT(security_hook_heads.shm_shmat),
|
| 1750 | .sem_alloc_security =
|
| 1751 | LIST_HEAD_INIT(security_hook_heads.sem_alloc_security),
|
| 1752 | .sem_free_security =
|
| 1753 | LIST_HEAD_INIT(security_hook_heads.sem_free_security),
|
| 1754 | .sem_associate =
|
| 1755 | LIST_HEAD_INIT(security_hook_heads.sem_associate),
|
| 1756 | .sem_semctl = LIST_HEAD_INIT(security_hook_heads.sem_semctl),
|
| 1757 | .sem_semop = LIST_HEAD_INIT(security_hook_heads.sem_semop),
|
| 1758 | .netlink_send = LIST_HEAD_INIT(security_hook_heads.netlink_send),
|
| 1759 | .d_instantiate =
|
| 1760 | LIST_HEAD_INIT(security_hook_heads.d_instantiate),
|
| 1761 | .getprocattr = LIST_HEAD_INIT(security_hook_heads.getprocattr),
|
| 1762 | .setprocattr = LIST_HEAD_INIT(security_hook_heads.setprocattr),
|
| 1763 | .ismaclabel = LIST_HEAD_INIT(security_hook_heads.ismaclabel),
|
| 1764 | .secid_to_secctx =
|
| 1765 | LIST_HEAD_INIT(security_hook_heads.secid_to_secctx),
|
| 1766 | .secctx_to_secid =
|
| 1767 | LIST_HEAD_INIT(security_hook_heads.secctx_to_secid),
|
| 1768 | .release_secctx =
|
| 1769 | LIST_HEAD_INIT(security_hook_heads.release_secctx),
|
| 1770 | .inode_notifysecctx =
|
| 1771 | LIST_HEAD_INIT(security_hook_heads.inode_notifysecctx),
|
| 1772 | .inode_setsecctx =
|
| 1773 | LIST_HEAD_INIT(security_hook_heads.inode_setsecctx),
|
| 1774 | .inode_getsecctx =
|
| 1775 | LIST_HEAD_INIT(security_hook_heads.inode_getsecctx),
|
| 1776 | #ifdef CONFIG_SECURITY_NETWORK
|
| 1777 | .unix_stream_connect =
|
| 1778 | LIST_HEAD_INIT(security_hook_heads.unix_stream_connect),
|
| 1779 | .unix_may_send =
|
| 1780 | LIST_HEAD_INIT(security_hook_heads.unix_may_send),
|
| 1781 | .socket_create =
|
| 1782 | LIST_HEAD_INIT(security_hook_heads.socket_create),
|
| 1783 | .socket_post_create =
|
| 1784 | LIST_HEAD_INIT(security_hook_heads.socket_post_create),
|
| 1785 | .socket_bind = LIST_HEAD_INIT(security_hook_heads.socket_bind),
|
| 1786 | .socket_connect =
|
| 1787 | LIST_HEAD_INIT(security_hook_heads.socket_connect),
|
| 1788 | .socket_listen =
|
| 1789 | LIST_HEAD_INIT(security_hook_heads.socket_listen),
|
| 1790 | .socket_accept =
|
| 1791 | LIST_HEAD_INIT(security_hook_heads.socket_accept),
|
| 1792 | .socket_sendmsg =
|
| 1793 | LIST_HEAD_INIT(security_hook_heads.socket_sendmsg),
|
| 1794 | .socket_recvmsg =
|
| 1795 | LIST_HEAD_INIT(security_hook_heads.socket_recvmsg),
|
| 1796 | .socket_getsockname =
|
| 1797 | LIST_HEAD_INIT(security_hook_heads.socket_getsockname),
|
| 1798 | .socket_getpeername =
|
| 1799 | LIST_HEAD_INIT(security_hook_heads.socket_getpeername),
|
| 1800 | .socket_getsockopt =
|
| 1801 | LIST_HEAD_INIT(security_hook_heads.socket_getsockopt),
|
| 1802 | .socket_setsockopt =
|
| 1803 | LIST_HEAD_INIT(security_hook_heads.socket_setsockopt),
|
| 1804 | .socket_shutdown =
|
| 1805 | LIST_HEAD_INIT(security_hook_heads.socket_shutdown),
|
| 1806 | .socket_sock_rcv_skb =
|
| 1807 | LIST_HEAD_INIT(security_hook_heads.socket_sock_rcv_skb),
|
| 1808 | .socket_getpeersec_stream =
|
| 1809 | LIST_HEAD_INIT(security_hook_heads.socket_getpeersec_stream),
|
| 1810 | .socket_getpeersec_dgram =
|
| 1811 | LIST_HEAD_INIT(security_hook_heads.socket_getpeersec_dgram),
|
| 1812 | .sk_alloc_security =
|
| 1813 | LIST_HEAD_INIT(security_hook_heads.sk_alloc_security),
|
| 1814 | .sk_free_security =
|
| 1815 | LIST_HEAD_INIT(security_hook_heads.sk_free_security),
|
| 1816 | .sk_clone_security =
|
| 1817 | LIST_HEAD_INIT(security_hook_heads.sk_clone_security),
|
| 1818 | .sk_getsecid = LIST_HEAD_INIT(security_hook_heads.sk_getsecid),
|
| 1819 | .sock_graft = LIST_HEAD_INIT(security_hook_heads.sock_graft),
|
| 1820 | .inet_conn_request =
|
| 1821 | LIST_HEAD_INIT(security_hook_heads.inet_conn_request),
|
| 1822 | .inet_csk_clone =
|
| 1823 | LIST_HEAD_INIT(security_hook_heads.inet_csk_clone),
|
| 1824 | .inet_conn_established =
|
| 1825 | LIST_HEAD_INIT(security_hook_heads.inet_conn_established),
|
| 1826 | .secmark_relabel_packet =
|
| 1827 | LIST_HEAD_INIT(security_hook_heads.secmark_relabel_packet),
|
| 1828 | .secmark_refcount_inc =
|
| 1829 | LIST_HEAD_INIT(security_hook_heads.secmark_refcount_inc),
|
| 1830 | .secmark_refcount_dec =
|
| 1831 | LIST_HEAD_INIT(security_hook_heads.secmark_refcount_dec),
|
| 1832 | .req_classify_flow =
|
| 1833 | LIST_HEAD_INIT(security_hook_heads.req_classify_flow),
|
| 1834 | .tun_dev_alloc_security =
|
| 1835 | LIST_HEAD_INIT(security_hook_heads.tun_dev_alloc_security),
|
| 1836 | .tun_dev_free_security =
|
| 1837 | LIST_HEAD_INIT(security_hook_heads.tun_dev_free_security),
|
| 1838 | .tun_dev_create =
|
| 1839 | LIST_HEAD_INIT(security_hook_heads.tun_dev_create),
|
| 1840 | .tun_dev_attach_queue =
|
| 1841 | LIST_HEAD_INIT(security_hook_heads.tun_dev_attach_queue),
|
| 1842 | .tun_dev_attach =
|
| 1843 | LIST_HEAD_INIT(security_hook_heads.tun_dev_attach),
|
| 1844 | .tun_dev_open = LIST_HEAD_INIT(security_hook_heads.tun_dev_open),
|
| 1845 | .skb_owned_by = LIST_HEAD_INIT(security_hook_heads.skb_owned_by),
|
| 1846 | #endif
|
| 1847 | #ifdef CONFIG_SECURITY_NETWORK_XFRM
|
| 1848 | .xfrm_policy_alloc_security =
|
| 1849 | LIST_HEAD_INIT(security_hook_heads.xfrm_policy_alloc_security),
|
| 1850 | .xfrm_policy_clone_security =
|
| 1851 | LIST_HEAD_INIT(security_hook_heads.xfrm_policy_clone_security),
|
| 1852 | .xfrm_policy_free_security =
|
| 1853 | LIST_HEAD_INIT(security_hook_heads.xfrm_policy_free_security),
|
| 1854 | .xfrm_policy_delete_security =
|
| 1855 | LIST_HEAD_INIT(security_hook_heads.xfrm_policy_delete_security),
|
| 1856 | .xfrm_state_alloc =
|
| 1857 | LIST_HEAD_INIT(security_hook_heads.xfrm_state_alloc),
|
| 1858 | .xfrm_state_alloc_acquire =
|
| 1859 | LIST_HEAD_INIT(security_hook_heads.xfrm_state_alloc_acquire),
|
| 1860 | .xfrm_state_free_security =
|
| 1861 | LIST_HEAD_INIT(security_hook_heads.xfrm_state_free_security),
|
| 1862 | .xfrm_state_delete_security =
|
| 1863 | LIST_HEAD_INIT(security_hook_heads.xfrm_state_delete_security),
|
| 1864 | .xfrm_policy_lookup =
|
| 1865 | LIST_HEAD_INIT(security_hook_heads.xfrm_policy_lookup),
|
| 1866 | .xfrm_state_pol_flow_match =
|
| 1867 | LIST_HEAD_INIT(security_hook_heads.xfrm_state_pol_flow_match),
|
| 1868 | .xfrm_decode_session =
|
| 1869 | LIST_HEAD_INIT(security_hook_heads.xfrm_decode_session),
|
| 1870 | #endif
|
| 1871 | #ifdef CONFIG_KEYS
|
| 1872 | .key_alloc = LIST_HEAD_INIT(security_hook_heads.key_alloc),
|
| 1873 | .key_free = LIST_HEAD_INIT(security_hook_heads.key_free),
|
| 1874 | .key_permission =
|
| 1875 | LIST_HEAD_INIT(security_hook_heads.key_permission),
|
| 1876 | .key_getsecurity =
|
| 1877 | LIST_HEAD_INIT(security_hook_heads.key_getsecurity),
|
| 1878 | #endif
|
| 1879 | #ifdef CONFIG_AUDIT
|
| 1880 | .audit_rule_init =
|
| 1881 | LIST_HEAD_INIT(security_hook_heads.audit_rule_init),
|
| 1882 | .audit_rule_known =
|
| 1883 | LIST_HEAD_INIT(security_hook_heads.audit_rule_known),
|
| 1884 | .audit_rule_match =
|
| 1885 | LIST_HEAD_INIT(security_hook_heads.audit_rule_match),
|
| 1886 | .audit_rule_free =
|
| 1887 | LIST_HEAD_INIT(security_hook_heads.audit_rule_free),
|
| 1888 | #endif
|
| 1889 | };
|