| Date | Tue, 15 Feb 2011 16:13:57 -0800 | From | Greg KH <> | Subject | [180/272] net: ax25: fix information leak to userland harder |
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2.6.37-stable review patch. If anyone has any objections, please let us know.
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From: Kees Cook <kees.cook@canonical.com>
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>
--- net/ax25/af_ax25.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
--- a/net/ax25/af_ax25.c +++ b/net/ax25/af_ax25.c @@ -1392,7 +1392,7 @@ static int ax25_getname(struct socket *s ax25_cb *ax25; int err = 0; - memset(fsa, 0, sizeof(fsa)); + memset(fsa, 0, sizeof(*fsa)); lock_sock(sk); ax25 = ax25_sk(sk);
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