[PATCH 1/2] audit: fix info leak in AUDIT_GET requests
We leak 4 bytes of kernel stack in response to an AUDIT_GET request as
we miss to initialize the mask member of status_set. Fix that.
Cc: Al Viro <viro(a)zeniv.linux.org.uk>
Cc: Eric Paris <eparis(a)redhat.com>
Cc: stable(a)vger.kernel.org # v2.6.6+
Signed-off-by: Mathias Krause <minipli(a)googlemail.com>
---
kernel/audit.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/kernel/audit.c b/kernel/audit.c
index 7b0e23a..e237712 100644
--- a/kernel/audit.c
+++ b/kernel/audit.c
@@ -659,6 +659,7 @@ static int audit_receive_msg(struct sk_buff *skb, struct nlmsghdr
*nlh)
switch (msg_type) {
case AUDIT_GET:
+ status_set.mask = 0;
status_set.enabled = audit_enabled;
status_set.failure = audit_failure;
status_set.pid = audit_pid;
--
1.7.10.4