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authorEric Dumazet <eric.dumazet@gmail.com>2009-08-06 02:27:43 +0000
committerGreg Kroah-Hartman <gregkh@suse.de>2009-09-08 20:34:08 -0700
commite9ddac8017a55bd2ab3ba5611403dcfcbf29e7be (patch)
tree9941af03a2fcee30e4d1c125b8d06f721bc18cf0 /net
parent03300f07d8e955ef16b7bfcd62c77cb8cf5aab6a (diff)
appletalk: fix atalk_getname() leak
commit 3d392475c873c10c10d6d96b94d092a34ebd4791 upstream. atalk_getname() can leak 8 bytes of kernel memory to user Signed-off-by: Eric Dumazet <eric.dumazet@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'net')
-rw-r--r--net/appletalk/ddp.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/net/appletalk/ddp.c b/net/appletalk/ddp.c
index d6a9243641af..e8e9bad8d922 100644
--- a/net/appletalk/ddp.c
+++ b/net/appletalk/ddp.c
@@ -1242,6 +1242,7 @@ static int atalk_getname(struct socket *sock, struct sockaddr *uaddr,
return -ENOBUFS;
*uaddr_len = sizeof(struct sockaddr_at);
+ memset(&sat.sat_zero, 0, sizeof(sat.sat_zero));
if (peer) {
if (sk->sk_state != TCP_ESTABLISHED)