commit: 5b919f833d9d60588d026ad82d17f17e8872c7a9
From: Kees Cook <[email protected]>
Date: Wed, 12 Jan 2011 00:34:49 -0800
Subject: [PATCH] net: ax25: fix information leak to userland harder

Commit fe10ae53384e48c51996941b7720ee16995cbcb7 adds a memset() to clear
the structure being sent back to userspace, but accidentally used the
wrong size.

Reported-by: Brad Spengler <[email protected]>
Signed-off-by: Kees Cook <[email protected]>
Cc: [email protected]
Signed-off-by: David S. Miller <[email protected]>
---
 net/ax25/af_ax25.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/net/ax25/af_ax25.c b/net/ax25/af_ax25.c
index bb86d29..6da5dae 100644
--- a/net/ax25/af_ax25.c
+++ b/net/ax25/af_ax25.c
@@ -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);
 

_______________________________________________
stable mailing list
[email protected]
http://linux.kernel.org/mailman/listinfo/stable

Reply via email to