From f1dc4867ff41b7bcca57fa19449d1fe7ad517ac1 Mon Sep 17 00:00:00 2001 From: Richard Guy Briggs Date: Wed, 11 Dec 2013 13:52:26 -0500 Subject: 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" (informed by ebiederman's c776b5d2) Signed-off-by: Richard Guy Briggs --- security/lsm_audit.c | 11 +++++++---- 1 file changed, 7 insertions(+), 4 deletions(-) (limited to 'security/lsm_audit.c') 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: -- cgit v1.2.3-55-g7522