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rose: Fix rose_getname() leak
author
Eric Dumazet
<eric.dumazet@gmail.com>
Thu, 6 Aug 2009 03:34:06 +0000
(
03:34
+0000)
committer
David S. Miller
<davem@davemloft.net>
Thu, 6 Aug 2009 20:08:38 +0000
(13:08 -0700)
rose_getname() can leak kernel memory to user.
Signed-off-by: Eric Dumazet <eric.dumazet@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
net/rose/af_rose.c
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diff --git
a/net/rose/af_rose.c
b/net/rose/af_rose.c
index
f0a76f6
..
e5f478c
100644
(file)
--- a/
net/rose/af_rose.c
+++ b/
net/rose/af_rose.c
@@
-954,6
+954,7
@@
static int rose_getname(struct socket *sock, struct sockaddr *uaddr,
struct rose_sock *rose = rose_sk(sk);
int n;
+ memset(srose, 0, sizeof(*srose));
if (peer != 0) {
if (sk->sk_state != TCP_ESTABLISHED)
return -ENOTCONN;