From: Eric Dumazet <eric.dumazet@gmail.com>
Date: Thu, 6 Aug 2009 03:48:36 +0000 (+0000)
Subject: econet: Fix econet_getname() leak
X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=80922bbb12a105f858a8f0abb879cb4302d0ecaa;p=GitHub%2FLineageOS%2Fandroid_kernel_samsung_universal7580.git

econet: Fix econet_getname() leak

econet_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>
---

diff --git a/net/econet/af_econet.c b/net/econet/af_econet.c
index 2e1f836d424..f0bbc57926c 100644
--- a/net/econet/af_econet.c
+++ b/net/econet/af_econet.c
@@ -520,6 +520,7 @@ static int econet_getname(struct socket *sock, struct sockaddr *uaddr,
 	if (peer)
 		return -EOPNOTSUPP;
 
+	memset(sec, 0, sizeof(*sec));
 	mutex_lock(&econet_mutex);
 
 	sk = sock->sk;