Commit 5b919f83 authored Jan 12, 2011 by Kees Cook Committed by David S. Miller Jan 12, 2011

net: ax25: fix information leak to userland harder



Commit fe10ae53 adds a memset() to clear
the structure being sent back to userspace, but accidentally used the
wrong size.

Reported-by: Brad Spengler <spender@grsecurity.net>
Signed-off-by: Kees Cook <kees.cook@canonical.com>
Cc: stable@kernel.org
Signed-off-by: David S. Miller <davem@davemloft.net>

parent 343a8d13

net/ax25/af_ax25.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -1392,7 +1392,7 @@ static int ax25_getname(struct socket sock, struct sockaddr uaddr,
		ax25_cb *ax25;
		int err = 0;

		memset(fsa, 0, sizeof(fsa));
		memset(fsa, 0, sizeof(*fsa));
		lock_sock(sk);
		ax25 = ax25_sk(sk);