diff options
| author | Richard Guy Briggs <rgb@redhat.com> | 2013-12-11 13:52:26 -0500 |
|---|---|---|
| committer | Eric Paris <eparis@redhat.com> | 2014-03-20 10:11:55 -0400 |
| commit | f1dc4867ff41b7bcca57fa19449d1fe7ad517ac1 (patch) | |
| tree | 873f8e7625dc54ae20a0cc2513fb6a33027f36d7 /security | |
| parent | c92cdeb45eea38515e82187f48c2e4f435fb4e25 (diff) | |
| download | lwn-f1dc4867ff41b7bcca57fa19449d1fe7ad517ac1.tar.gz lwn-f1dc4867ff41b7bcca57fa19449d1fe7ad517ac1.zip | |
audit: anchor all pid references in the initial pid namespace
Store and log all PIDs with reference to the initial PID namespace and
use the access functions task_pid_nr() and task_tgid_nr() for task->pid
and task->tgid.
Cc: "Eric W. Biederman" <ebiederm@xmission.com>
(informed by ebiederman's c776b5d2)
Signed-off-by: Richard Guy Briggs <rgb@redhat.com>
Diffstat (limited to 'security')
| -rw-r--r-- | security/integrity/integrity_audit.c | 2 | ||||
| -rw-r--r-- | security/lsm_audit.c | 11 |
2 files changed, 8 insertions, 5 deletions
diff --git a/security/integrity/integrity_audit.c b/security/integrity/integrity_audit.c index d7efb30404aa..85253b584791 100644 --- a/security/integrity/integrity_audit.c +++ b/security/integrity/integrity_audit.c @@ -39,7 +39,7 @@ void integrity_audit_msg(int audit_msgno, struct inode *inode, ab = audit_log_start(current->audit_context, GFP_KERNEL, audit_msgno); audit_log_format(ab, "pid=%d uid=%u auid=%u ses=%u", - current->pid, + task_pid_nr(current), from_kuid(&init_user_ns, current_cred()->uid), from_kuid(&init_user_ns, audit_get_loginuid(current)), audit_get_sessionid(current)); diff --git a/security/lsm_audit.c b/security/lsm_audit.c index 9a62045e6282..69fdf3bc765b 100644 --- a/security/lsm_audit.c +++ b/security/lsm_audit.c @@ -220,7 +220,7 @@ static void dump_common_audit_data(struct audit_buffer *ab, */ BUILD_BUG_ON(sizeof(a->u) > sizeof(void *)*2); - audit_log_format(ab, " pid=%d comm=", tsk->pid); + audit_log_format(ab, " pid=%d comm=", task_pid_nr(tsk)); audit_log_untrustedstring(ab, tsk->comm); switch (a->type) { @@ -278,9 +278,12 @@ static void dump_common_audit_data(struct audit_buffer *ab, } case LSM_AUDIT_DATA_TASK: tsk = a->u.tsk; - if (tsk && tsk->pid) { - audit_log_format(ab, " pid=%d comm=", tsk->pid); - audit_log_untrustedstring(ab, tsk->comm); + if (tsk) { + pid_t pid = task_pid_nr(tsk); + if (pid) { + audit_log_format(ab, " pid=%d comm=", pid); + audit_log_untrustedstring(ab, tsk->comm); + } } break; case LSM_AUDIT_DATA_NET: |