Re: [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&gt; Cc: Eric Paris <eparis(a)redhat.com&gt; Cc: stable(a)vger.kernel.org # v2.6.6+ Signed-off-by: Mathias Krause <minipli(a)googlemail.com&gt; --- 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 -- Linux-audit mailing list Linux-audit(a)redhat.com https://www.redhat.com/mailman/listinfo/linux-audit