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Merge git://git.infradead.org/users/eparis/audit

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Pull audit updates from Eric Paris:
 "Nothing amazing.  Formatting, small bug fixes, couple of fixes where
  we didn't get records due to some old VFS changes, and a change to how
  we collect execve info..."

Fixed conflict in fs/exec.c as per Eric and linux-next.

* git://git.infradead.org/users/eparis/audit: (28 commits)
  audit: fix type of sessionid in audit_set_loginuid()
  audit: call audit_bprm() only once to add AUDIT_EXECVE information
  audit: move audit_aux_data_execve contents into audit_context union
  audit: remove unused envc member of audit_aux_data_execve
  audit: Kill the unused struct audit_aux_data_capset
  audit: do not reject all AUDIT_INODE filter types
  audit: suppress stock memalloc failure warnings since already managed
  audit: log the audit_names record type
  audit: add child record before the create to handle case where create fails
  audit: use given values in tty_audit enable api
  audit: use nlmsg_len() to get message payload length
  audit: use memset instead of trying to initialize field by field
  audit: fix info leak in AUDIT_GET requests
  audit: update AUDIT_INODE filter rule to comparator function
  audit: audit feature to set loginuid immutable
  audit: audit feature to only allow unsetting the loginuid
  audit: allow unsetting the loginuid (with priv)
  audit: remove CONFIG_AUDIT_LOGINUID_IMMUTABLE
  audit: loginuid functions coding style
  selinux: apply selinux checks on new audit message types
  ...
This commit is contained in:
Linus Torvalds
2013-11-21 19:18:14 -08:00
parent 527d151131 9175c9d2ae
commit 3eaded86ac
12 changed files with 259 additions and 113 deletions
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26
include/uapi/linux/audit.h
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@@ -68,6 +68,9 @@
#define AUDIT_MAKE_EQUIV 1015 /* Append to watched tree */
#define AUDIT_TTY_GET 1016 /* Get TTY auditing status */
#define AUDIT_TTY_SET 1017 /* Set TTY auditing status */
#define AUDIT_SET_FEATURE 1018 /* Turn an audit feature on or off */
#define AUDIT_GET_FEATURE 1019 /* Get which features are enabled */
#define AUDIT_FEATURE_CHANGE 1020 /* audit log listing feature changes */
#define AUDIT_FIRST_USER_MSG 1100 /* Userspace messages mostly uninteresting to kernel */
#define AUDIT_USER_AVC 1107 /* We filter this differently */
@@ -357,6 +360,12 @@ enum {
#define AUDIT_PERM_READ 4
#define AUDIT_PERM_ATTR 8
/* MAX_AUDIT_MESSAGE_LENGTH is set in audit:lib/libaudit.h as:
* 8970 // PATH_MAX*2+CONTEXT_SIZE*2+11+256+1
* max header+body+tailer: 44 + 29 + 32 + 262 + 7 + pad
*/
#define AUDIT_MESSAGE_TEXT_MAX 8560
struct audit_status {
__u32 mask; /* Bit mask for valid entries */
__u32 enabled; /* 1 = enabled, 0 = disabled */
@@ -368,11 +377,28 @@ struct audit_status {
__u32 backlog; /* messages waiting in queue */
};
struct audit_features {
#define AUDIT_FEATURE_VERSION 1
__u32 vers;
__u32 mask; /* which bits we are dealing with */
__u32 features; /* which feature to enable/disable */
__u32 lock; /* which features to lock */
};
#define AUDIT_FEATURE_ONLY_UNSET_LOGINUID 0
#define AUDIT_FEATURE_LOGINUID_IMMUTABLE 1
#define AUDIT_LAST_FEATURE AUDIT_FEATURE_LOGINUID_IMMUTABLE
#define audit_feature_valid(x) ((x) >= 0 && (x) <= AUDIT_LAST_FEATURE)
#define AUDIT_FEATURE_TO_MASK(x) (1 << ((x) & 31)) /* mask for __u32 */
struct audit_tty_status {
__u32 enabled; /* 1 = enabled, 0 = disabled */
__u32 log_passwd; /* 1 = enabled, 0 = disabled */
};
#define AUDIT_UID_UNSET (unsigned int)-1
/* audit_rule_data supports filter rules with both integer and string
* fields. It corresponds with AUDIT_ADD_RULE, AUDIT_DEL_RULE and
* AUDIT_LIST_RULES requests.