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authorKees Cook <kees.cook@canonical.com>2011-01-12 00:34:49 -0800
committerWilly Tarreau <w@1wt.eu>2011-04-30 16:53:40 +0200
commit2c7e4c4f58501ac1adc9ddcabda04be7849a60ff (patch)
tree1787b374ca3085f3130bad29db5c5712f598d04a
parent573cb09867ea2b1ce7008f5b091a8138ebc9efb1 (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>
-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 4a17040aa127..e85b959ecad6 100644
--- a/net/ax25/af_ax25.c
+++ b/net/ax25/af_ax25.c
@@ -1384,7 +1384,7 @@ 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);