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Merge branch 'audit.b61' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/audit-current

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* 'audit.b61' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/audit-current:
  audit: validate comparison operations, store them in sane form
  clean up audit_rule_{add,del} a bit
  make sure that filterkey of task,always rules is reported
  audit rules ordering, part 2
  fixing audit rule ordering mess, part 1
  audit_update_lsm_rules() misses the audit_inode_hash[] ones
  sanitize audit_log_capset()
  sanitize audit_fd_pair()
  sanitize audit_mq_open()
  sanitize AUDIT_MQ_SENDRECV
  sanitize audit_mq_notify()
  sanitize audit_mq_getsetattr()
  sanitize audit_ipc_set_perm()
  sanitize audit_ipc_obj()
  sanitize audit_socketcall
  don't reallocate buffer in every audit_sockaddr()
This commit is contained in:
Linus Torvalds 2009-01-04 16:32:11 -08:00
commit fe0bdec68b
13 changed files with 579 additions and 766 deletions
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98
include/linux/audit.h
View file

@ -247,6 +247,18 @@
#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
@ -373,6 +385,8 @@ struct audit_krule {
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 list_head list; /* for AUDIT_LIST* purposes only */
u64 prio;
};
struct audit_field {
@ -443,70 +457,56 @@ 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 void __audit_ipc_obj(struct kern_ipc_perm *ipcp);
extern void __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 void 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 void __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);
extern void __audit_mq_open(int oflag, mode_t mode, struct mq_attr *attr);
extern void __audit_mq_sendrecv(mqd_t mqdes, size_t msg_len, unsigned int msg_prio, const struct timespec *abs_timeout);
extern void __audit_mq_notify(mqd_t mqdes, const struct sigevent *notification);
extern void __audit_mq_getsetattr(mqd_t mqdes, struct mq_attr *mqstat);
extern int __audit_log_bprm_fcaps(struct linux_binprm *bprm,
const struct cred *new,
const struct cred *old);
extern int __audit_log_capset(pid_t pid, const struct cred *new, const struct cred *old);
extern void __audit_log_capset(pid_t pid, const struct cred *new, const struct cred *old);
static inline int audit_ipc_obj(struct kern_ipc_perm *ipcp)
static inline void audit_ipc_obj(struct kern_ipc_perm *ipcp)
{
if (unlikely(!audit_dummy_context()))
return __audit_ipc_obj(ipcp);
return 0;
__audit_ipc_obj(ipcp);
}
static inline int audit_fd_pair(int fd1, int fd2)
static inline void audit_fd_pair(int fd1, int fd2)
{
if (unlikely(!audit_dummy_context()))
return __audit_fd_pair(fd1, fd2);
return 0;
__audit_fd_pair(fd1, fd2);
}
static inline int audit_ipc_set_perm(unsigned long qbytes, uid_t uid, gid_t gid, mode_t mode)
static inline void 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;
__audit_ipc_set_perm(qbytes, uid, gid, mode);
}
static inline int audit_mq_open(int oflag, mode_t mode, struct mq_attr __user *u_attr)
static inline void audit_mq_open(int oflag, mode_t mode, struct mq_attr *attr)
{
if (unlikely(!audit_dummy_context()))
return __audit_mq_open(oflag, mode, u_attr);
return 0;
__audit_mq_open(oflag, mode, attr);
}
static inline int audit_mq_timedsend(mqd_t mqdes, size_t msg_len, unsigned int msg_prio, const struct timespec __user *u_abs_timeout)
static inline void audit_mq_sendrecv(mqd_t mqdes, size_t msg_len, unsigned int msg_prio, const struct timespec *abs_timeout)
{
if (unlikely(!audit_dummy_context()))
return __audit_mq_timedsend(mqdes, msg_len, msg_prio, u_abs_timeout);
return 0;
__audit_mq_sendrecv(mqdes, msg_len, msg_prio, abs_timeout);
}
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)
static inline void audit_mq_notify(mqd_t mqdes, const struct sigevent *notification)
{
if (unlikely(!audit_dummy_context()))
return __audit_mq_timedreceive(mqdes, msg_len, u_msg_prio, u_abs_timeout);
return 0;
__audit_mq_notify(mqdes, notification);
}
static inline int audit_mq_notify(mqd_t mqdes, const struct sigevent __user *u_notification)
static inline void audit_mq_getsetattr(mqd_t mqdes, struct mq_attr *mqstat)
{
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;
__audit_mq_getsetattr(mqdes, mqstat);
}
static inline int audit_log_bprm_fcaps(struct linux_binprm *bprm,
@ -518,12 +518,11 @@ static inline int audit_log_bprm_fcaps(struct linux_binprm *bprm,
return 0;
}
static inline int audit_log_capset(pid_t pid, const struct cred *new,
static inline void audit_log_capset(pid_t pid, const struct cred *new,
const struct cred *old)
{
if (unlikely(!audit_dummy_context()))
return __audit_log_capset(pid, new, old);
return 0;
__audit_log_capset(pid, new, old);
}
extern int audit_n_rules;
@ -546,20 +545,19 @@ extern int audit_signals;
#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_ipc_obj(i) ((void)0)
#define audit_ipc_set_perm(q,u,g,m) ((void)0)
#define audit_bprm(p) ({ 0; })
#define audit_socketcall(n,a) ({ 0; })
#define audit_fd_pair(n,a) ({ 0; })
#define audit_socketcall(n,a) ((void)0)
#define audit_fd_pair(n,a) ((void)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_mq_open(o,m,a) ((void)0)
#define audit_mq_sendrecv(d,l,p,t) ((void)0)
#define audit_mq_notify(d,n) ((void)0)
#define audit_mq_getsetattr(d,s) ((void)0)
#define audit_log_bprm_fcaps(b, ncr, ocr) ({ 0; })
#define audit_log_capset(pid, ncr, ocr) ({ 0; })
#define audit_log_capset(pid, ncr, ocr) ((void)0)
#define audit_ptrace(t) ((void)0)
#define audit_n_rules 0
#define audit_signals 0