[PATCH] Add tty to syscall audit records
Hi,
>From the RBAC specs:
FAU_SAR.1.1 The TSF shall provide the set of authorized
RBAC administrators with the capability to read the following
audit information from the audit records:
<snip>
(e) The User Session Identifier or Terminal Type
A patch adding the tty for all syscalls is included in this email.
Please apply.
Signed-off-by: Steve Grubb <sgrubb@redhat.com>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
diff --git a/kernel/auditsc.c b/kernel/auditsc.c
index ba08788..d3d4992 100644
--- a/kernel/auditsc.c
+++ b/kernel/auditsc.c
@@ -57,6 +57,7 @@
#include <asm/unistd.h>
#include <linux/security.h>
#include <linux/list.h>
+#include <linux/tty.h>
#include "audit.h"
@@ -573,6 +574,7 @@
int i;
struct audit_buffer *ab;
struct audit_aux_data *aux;
+ const char *tty;
ab = audit_log_start(context, gfp_mask, AUDIT_SYSCALL);
if (!ab)
@@ -585,11 +587,15 @@
audit_log_format(ab, " success=%s exit=%ld",
(context->return_valid==AUDITSC_SUCCESS)?"yes":"no",
context->return_code);
+ if (current->signal->tty && current->signal->tty->name)
+ tty = current->signal->tty->name;
+ else
+ tty = "(none)";
audit_log_format(ab,
" a0=%lx a1=%lx a2=%lx a3=%lx items=%d"
" pid=%d auid=%u uid=%u gid=%u"
" euid=%u suid=%u fsuid=%u"
- " egid=%u sgid=%u fsgid=%u",
+ " egid=%u sgid=%u fsgid=%u tty=%s",
context->argv[0],
context->argv[1],
context->argv[2],
@@ -600,7 +606,7 @@
context->uid,
context->gid,
context->euid, context->suid, context->fsuid,
- context->egid, context->sgid, context->fsgid);
+ context->egid, context->sgid, context->fsgid, tty);
audit_log_task_info(ab, gfp_mask);
audit_log_end(ab);