summaryrefslogtreecommitdiff
diff options
context:
space:
mode:
authorKees Cook <kees.cook@canonical.com>2011-01-12 00:34:49 -0800
committerAndi Kleen <ak@linux.intel.com>2011-04-28 08:21:09 -0700
commit4aa96ce73e0282f556fdc5850313a4d0ca15532f (patch)
tree4f663d0ad81242be302e7d9e9c6eb3a2bce93c84
parent07991dfa5079fe9170b4285ad8fbb51781dcb22c (diff)
net: ax25: fix information leak to userland harder
commit 5b919f833d9d60588d026ad82d17f17e8872c7a9 upstream. Commit fe10ae53384e48c51996941b7720ee16995cbcb7 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> Signed-off-by: David S. Miller <davem@davemloft.net> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de> Signed-off-by: Andi Kleen <ak@linux.intel.com>
-rw-r--r--net/ax25/af_ax25.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/net/ax25/af_ax25.c b/net/ax25/af_ax25.c
index 6e2371a493b7..763fd0bc9756 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);