* 1500 - 1599 kernel LSPP events
* 1600 - 1699 kernel crypto events
* 1700 - 1799 kernel anomaly records
- * 1800 - 1999 future kernel use (maybe integrity labels and related events)
+ * 1800 - 1899 kernel integrity events
+ * 1900 - 1999 future kernel use
* 2000 is for otherwise unclassified kernel audit messages (legacy)
* 2001 - 2099 unused (kernel)
* 2100 - 2199 user space anomaly records
#define AUDIT_OBJ_PID 1318 /* ptrace target */
#define AUDIT_TTY 1319 /* Input on an administrative TTY */
#define AUDIT_EOE 1320 /* End of multi-record event */
+#define AUDIT_BPRM_FCAPS 1321 /* Information about fcaps increasing perms */
+#define AUDIT_CAPSET 1322 /* Record showing argument to sys_capset */
+#define AUDIT_MMAP 1323 /* Record showing descriptor and flags in mmap */
+#define AUDIT_NETFILTER_PKT 1324 /* Packets traversing netfilter chains */
+#define AUDIT_NETFILTER_CFG 1325 /* Netfilter chain modifications */
+#define AUDIT_SECCOMP 1326 /* Secure Computing event */
#define AUDIT_AVC 1400 /* SE Linux avc denial or grant */
#define AUDIT_SELINUX_ERR 1401 /* Internal SE Linux Errors */
#define AUDIT_LAST_KERN_ANOM_MSG 1799
#define AUDIT_ANOM_PROMISCUOUS 1700 /* Device changed promiscuous mode */
#define AUDIT_ANOM_ABEND 1701 /* Process ended abnormally */
+#define AUDIT_ANOM_LINK 1702 /* Suspicious use of file links */
+#define AUDIT_INTEGRITY_DATA 1800 /* Data integrity verification */
+#define AUDIT_INTEGRITY_METADATA 1801 /* Metadata integrity verification */
+#define AUDIT_INTEGRITY_STATUS 1802 /* Integrity enable status */
+#define AUDIT_INTEGRITY_HASH 1803 /* Integrity HASH type */
+#define AUDIT_INTEGRITY_PCR 1804 /* PCR invalidation msgs */
+#define AUDIT_INTEGRITY_RULE 1805 /* policy rule */
#define AUDIT_KERNEL 2000 /* Asynchronous audit record. NOT A REQUEST. */
* AUDIT_UNUSED_BITS is updated if need be. */
#define AUDIT_UNUSED_BITS 0x07FFFC00
+/* AUDIT_FIELD_COMPARE rule list */
+#define AUDIT_COMPARE_UID_TO_OBJ_UID 1
+#define AUDIT_COMPARE_GID_TO_OBJ_GID 2
+#define AUDIT_COMPARE_EUID_TO_OBJ_UID 3
+#define AUDIT_COMPARE_EGID_TO_OBJ_GID 4
+#define AUDIT_COMPARE_AUID_TO_OBJ_UID 5
+#define AUDIT_COMPARE_SUID_TO_OBJ_UID 6
+#define AUDIT_COMPARE_SGID_TO_OBJ_GID 7
+#define AUDIT_COMPARE_FSUID_TO_OBJ_UID 8
+#define AUDIT_COMPARE_FSGID_TO_OBJ_GID 9
+
+#define AUDIT_COMPARE_UID_TO_AUID 10
+#define AUDIT_COMPARE_UID_TO_EUID 11
+#define AUDIT_COMPARE_UID_TO_FSUID 12
+#define AUDIT_COMPARE_UID_TO_SUID 13
+
+#define AUDIT_COMPARE_AUID_TO_FSUID 14
+#define AUDIT_COMPARE_AUID_TO_SUID 15
+#define AUDIT_COMPARE_AUID_TO_EUID 16
+
+#define AUDIT_COMPARE_EUID_TO_SUID 17
+#define AUDIT_COMPARE_EUID_TO_FSUID 18
+
+#define AUDIT_COMPARE_SUID_TO_FSUID 19
+
+#define AUDIT_COMPARE_GID_TO_EGID 20
+#define AUDIT_COMPARE_GID_TO_FSGID 21
+#define AUDIT_COMPARE_GID_TO_SGID 22
+
+#define AUDIT_COMPARE_EGID_TO_FSGID 23
+#define AUDIT_COMPARE_EGID_TO_SGID 24
+#define AUDIT_COMPARE_SGID_TO_FSGID 25
+
+#define AUDIT_MAX_FIELD_COMPARE AUDIT_COMPARE_SGID_TO_FSGID
/* Rule fields */
/* These are useful when checking the
#define AUDIT_OBJ_TYPE 21
#define AUDIT_OBJ_LEV_LOW 22
#define AUDIT_OBJ_LEV_HIGH 23
+#define AUDIT_LOGINUID_SET 24
/* These are ONLY useful when checking
* at syscall exit time (AUDIT_AT_EXIT). */
#define AUDIT_PERM 106
#define AUDIT_DIR 107
#define AUDIT_FILETYPE 108
+#define AUDIT_OBJ_UID 109
+#define AUDIT_OBJ_GID 110
+#define AUDIT_FIELD_COMPARE 111
#define AUDIT_ARG0 200
#define AUDIT_ARG1 (AUDIT_ARG0+1)
#define AUDIT_GREATER_THAN_OR_EQUAL (AUDIT_GREATER_THAN|AUDIT_EQUAL)
#define AUDIT_OPERATORS (AUDIT_EQUAL|AUDIT_NOT_EQUAL|AUDIT_BIT_MASK)
+enum {
+ Audit_equal,
+ Audit_not_equal,
+ Audit_bitmask,
+ Audit_bittest,
+ Audit_lt,
+ Audit_gt,
+ Audit_le,
+ Audit_ge,
+ Audit_bad
+};
+
/* Status symbols */
/* Mask values */
#define AUDIT_STATUS_ENABLED 0x0001
#define AUDIT_ARCH_MIPSEL (EM_MIPS|__AUDIT_ARCH_LE)
#define AUDIT_ARCH_MIPS64 (EM_MIPS|__AUDIT_ARCH_64BIT)
#define AUDIT_ARCH_MIPSEL64 (EM_MIPS|__AUDIT_ARCH_64BIT|__AUDIT_ARCH_LE)
+#define AUDIT_ARCH_OPENRISC (EM_OPENRISC)
#define AUDIT_ARCH_PARISC (EM_PARISC)
#define AUDIT_ARCH_PARISC64 (EM_PARISC|__AUDIT_ARCH_64BIT)
#define AUDIT_ARCH_PPC (EM_PPC)
__u32 values[AUDIT_MAX_FIELDS];
};
-#ifdef __KERNEL__
-#include <linux/sched.h>
-
-struct audit_sig_info {
- uid_t uid;
- pid_t pid;
- char ctx[0];
-};
-
-struct audit_buffer;
-struct audit_context;
-struct inode;
-struct netlink_skb_parms;
-struct linux_binprm;
-struct mq_attr;
-struct mqstat;
-struct audit_watch;
-struct audit_tree;
-
-struct audit_krule {
- int vers_ops;
- u32 flags;
- u32 listnr;
- u32 action;
- u32 mask[AUDIT_BITMASK_SIZE];
- u32 buflen; /* for data alloc on list rules */
- u32 field_count;
- char *filterkey; /* ties events to rules */
- struct audit_field *fields;
- struct audit_field *arch_f; /* quick access to arch field */
- struct audit_field *inode_f; /* quick access to an inode field */
- struct audit_watch *watch; /* associated watch */
- struct audit_tree *tree; /* associated watched tree */
- struct list_head rlist; /* entry in audit_{watch,tree}.rules list */
-};
-
-struct audit_field {
- u32 type;
- u32 val;
- u32 op;
- char *lsm_str;
- void *lsm_rule;
-};
-
-#define AUDITSC_INVALID 0
-#define AUDITSC_SUCCESS 1
-#define AUDITSC_FAILURE 2
-#define AUDITSC_RESULT(x) ( ((long)(x))<0?AUDITSC_FAILURE:AUDITSC_SUCCESS )
-extern int __init audit_register_class(int class, unsigned *list);
-extern int audit_classify_syscall(int abi, unsigned syscall);
-extern int audit_classify_arch(int arch);
-#ifdef CONFIG_AUDITSYSCALL
-/* These are defined in auditsc.c */
- /* Public API */
-extern int audit_alloc(struct task_struct *task);
-extern void audit_free(struct task_struct *task);
-extern void audit_syscall_entry(int arch,
- int major, unsigned long a0, unsigned long a1,
- unsigned long a2, unsigned long a3);
-extern void audit_syscall_exit(int failed, long return_code);
-extern void __audit_getname(const char *name);
-extern void audit_putname(const char *name);
-extern void __audit_inode(const char *name, const struct dentry *dentry);
-extern void __audit_inode_child(const char *dname, const struct dentry *dentry,
- const struct inode *parent);
-extern void __audit_ptrace(struct task_struct *t);
-
-static inline int audit_dummy_context(void)
-{
- void *p = current->audit_context;
- return !p || *(int *)p;
-}
-static inline void audit_getname(const char *name)
-{
- if (unlikely(!audit_dummy_context()))
- __audit_getname(name);
-}
-static inline void audit_inode(const char *name, const struct dentry *dentry) {
- if (unlikely(!audit_dummy_context()))
- __audit_inode(name, dentry);
-}
-static inline void audit_inode_child(const char *dname,
- const struct dentry *dentry,
- const struct inode *parent) {
- if (unlikely(!audit_dummy_context()))
- __audit_inode_child(dname, dentry, parent);
-}
-void audit_core_dumps(long signr);
-
-static inline void audit_ptrace(struct task_struct *t)
-{
- if (unlikely(!audit_dummy_context()))
- __audit_ptrace(t);
-}
-
- /* Private API (for audit.c only) */
-extern unsigned int audit_serial(void);
-extern void auditsc_get_stamp(struct audit_context *ctx,
- struct timespec *t, unsigned int *serial);
-extern int audit_set_loginuid(struct task_struct *task, uid_t loginuid);
-#define audit_get_loginuid(t) ((t)->loginuid)
-#define audit_get_sessionid(t) ((t)->sessionid)
-extern void audit_log_task_context(struct audit_buffer *ab);
-extern int __audit_ipc_obj(struct kern_ipc_perm *ipcp);
-extern int __audit_ipc_set_perm(unsigned long qbytes, uid_t uid, gid_t gid, mode_t mode);
-extern int audit_bprm(struct linux_binprm *bprm);
-extern int audit_socketcall(int nargs, unsigned long *args);
-extern int audit_sockaddr(int len, void *addr);
-extern int __audit_fd_pair(int fd1, int fd2);
-extern int audit_set_macxattr(const char *name);
-extern int __audit_mq_open(int oflag, mode_t mode, struct mq_attr __user *u_attr);
-extern int __audit_mq_timedsend(mqd_t mqdes, size_t msg_len, unsigned int msg_prio, const struct timespec __user *u_abs_timeout);
-extern int __audit_mq_timedreceive(mqd_t mqdes, size_t msg_len, unsigned int __user *u_msg_prio, const struct timespec __user *u_abs_timeout);
-extern int __audit_mq_notify(mqd_t mqdes, const struct sigevent __user *u_notification);
-extern int __audit_mq_getsetattr(mqd_t mqdes, struct mq_attr *mqstat);
-
-static inline int audit_ipc_obj(struct kern_ipc_perm *ipcp)
-{
- if (unlikely(!audit_dummy_context()))
- return __audit_ipc_obj(ipcp);
- return 0;
-}
-static inline int audit_fd_pair(int fd1, int fd2)
-{
- if (unlikely(!audit_dummy_context()))
- return __audit_fd_pair(fd1, fd2);
- return 0;
-}
-static inline int audit_ipc_set_perm(unsigned long qbytes, uid_t uid, gid_t gid, mode_t mode)
-{
- if (unlikely(!audit_dummy_context()))
- return __audit_ipc_set_perm(qbytes, uid, gid, mode);
- return 0;
-}
-static inline int audit_mq_open(int oflag, mode_t mode, struct mq_attr __user *u_attr)
-{
- if (unlikely(!audit_dummy_context()))
- return __audit_mq_open(oflag, mode, u_attr);
- return 0;
-}
-static inline int audit_mq_timedsend(mqd_t mqdes, size_t msg_len, unsigned int msg_prio, const struct timespec __user *u_abs_timeout)
-{
- if (unlikely(!audit_dummy_context()))
- return __audit_mq_timedsend(mqdes, msg_len, msg_prio, u_abs_timeout);
- return 0;
-}
-static inline int audit_mq_timedreceive(mqd_t mqdes, size_t msg_len, unsigned int __user *u_msg_prio, const struct timespec __user *u_abs_timeout)
-{
- if (unlikely(!audit_dummy_context()))
- return __audit_mq_timedreceive(mqdes, msg_len, u_msg_prio, u_abs_timeout);
- return 0;
-}
-static inline int audit_mq_notify(mqd_t mqdes, const struct sigevent __user *u_notification)
-{
- if (unlikely(!audit_dummy_context()))
- return __audit_mq_notify(mqdes, u_notification);
- return 0;
-}
-static inline int audit_mq_getsetattr(mqd_t mqdes, struct mq_attr *mqstat)
-{
- if (unlikely(!audit_dummy_context()))
- return __audit_mq_getsetattr(mqdes, mqstat);
- return 0;
-}
-extern int audit_n_rules;
-extern int audit_signals;
-#else
-#define audit_alloc(t) ({ 0; })
-#define audit_free(t) do { ; } while (0)
-#define audit_syscall_entry(ta,a,b,c,d,e) do { ; } while (0)
-#define audit_syscall_exit(f,r) do { ; } while (0)
-#define audit_dummy_context() 1
-#define audit_getname(n) do { ; } while (0)
-#define audit_putname(n) do { ; } while (0)
-#define __audit_inode(n,d) do { ; } while (0)
-#define __audit_inode_child(d,i,p) do { ; } while (0)
-#define audit_inode(n,d) do { ; } while (0)
-#define audit_inode_child(d,i,p) do { ; } while (0)
-#define audit_core_dumps(i) do { ; } while (0)
-#define auditsc_get_stamp(c,t,s) do { BUG(); } while (0)
-#define audit_get_loginuid(t) (-1)
-#define audit_get_sessionid(t) (-1)
-#define audit_log_task_context(b) do { ; } while (0)
-#define audit_ipc_obj(i) ({ 0; })
-#define audit_ipc_set_perm(q,u,g,m) ({ 0; })
-#define audit_bprm(p) ({ 0; })
-#define audit_socketcall(n,a) ({ 0; })
-#define audit_fd_pair(n,a) ({ 0; })
-#define audit_sockaddr(len, addr) ({ 0; })
-#define audit_set_macxattr(n) do { ; } while (0)
-#define audit_mq_open(o,m,a) ({ 0; })
-#define audit_mq_timedsend(d,l,p,t) ({ 0; })
-#define audit_mq_timedreceive(d,l,p,t) ({ 0; })
-#define audit_mq_notify(d,n) ({ 0; })
-#define audit_mq_getsetattr(d,s) ({ 0; })
-#define audit_ptrace(t) ((void)0)
-#define audit_n_rules 0
-#define audit_signals 0
-#endif
-
-#ifdef CONFIG_AUDIT
-/* These are defined in audit.c */
- /* Public API */
-extern void audit_log(struct audit_context *ctx, gfp_t gfp_mask,
- int type, const char *fmt, ...)
- __attribute__((format(printf,4,5)));
-
-extern struct audit_buffer *audit_log_start(struct audit_context *ctx, gfp_t gfp_mask, int type);
-extern void audit_log_format(struct audit_buffer *ab,
- const char *fmt, ...)
- __attribute__((format(printf,2,3)));
-extern void audit_log_end(struct audit_buffer *ab);
-extern int audit_string_contains_control(const char *string,
- size_t len);
-extern void audit_log_n_hex(struct audit_buffer *ab,
- const unsigned char *buf,
- size_t len);
-extern void audit_log_n_string(struct audit_buffer *ab,
- const char *buf,
- size_t n);
-#define audit_log_string(a,b) audit_log_n_string(a, b, strlen(b));
-extern void audit_log_n_untrustedstring(struct audit_buffer *ab,
- const char *string,
- size_t n);
-extern void audit_log_untrustedstring(struct audit_buffer *ab,
- const char *string);
-extern void audit_log_d_path(struct audit_buffer *ab,
- const char *prefix,
- struct path *path);
-extern void audit_log_lost(const char *message);
-extern int audit_update_lsm_rules(void);
-
- /* Private API (for audit.c only) */
-extern int audit_filter_user(struct netlink_skb_parms *cb);
-extern int audit_filter_type(int type);
-extern int audit_receive_filter(int type, int pid, int uid, int seq,
- void *data, size_t datasz, uid_t loginuid,
- u32 sessionid, u32 sid);
-extern int audit_enabled;
-#else
-#define audit_log(c,g,t,f,...) do { ; } while (0)
-#define audit_log_start(c,g,t) ({ NULL; })
-#define audit_log_vformat(b,f,a) do { ; } while (0)
-#define audit_log_format(b,f,...) do { ; } while (0)
-#define audit_log_end(b) do { ; } while (0)
-#define audit_log_n_hex(a,b,l) do { ; } while (0)
-#define audit_log_n_string(a,c,l) do { ; } while (0)
-#define audit_log_string(a,c) do { ; } while (0)
-#define audit_log_n_untrustedstring(a,n,s) do { ; } while (0)
-#define audit_log_untrustedstring(a,s) do { ; } while (0)
-#define audit_log_d_path(b, p, d) do { ; } while (0)
-#define audit_enabled 0
-#endif
-#endif
-#endif
+#endif /* _LINUX_AUDIT_H_ */
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