linux-kernel - [ 084/143] ipv6: fix leaking uninitialized port number of offender sockaddr

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Date:	Mon, 12 May 2014 02:33:24 +0200
From:	Willy Tarreau <w@....eu>
To:	linux-kernel@...r.kernel.org, stable@...r.kernel.org
Cc:	Hannes Frederic Sowa <hannes@...essinduktion.org>,
	"David S. Miller" <davem@...emloft.net>, Willy Tarreau <w@....eu>
Subject: [ 084/143] ipv6: fix leaking uninitialized port number of offender sockaddr

2.6.32-longterm review patch.  If anyone has any objections, please let me know.

------------------

From: Hannes Frederic Sowa <hannes@...essinduktion.org>

[ Upstream commit 1fa4c710b6fe7b0aac9907240291b6fe6aafc3b8 ]

Offenders don't have port numbers, so set it to 0.

Signed-off-by: Hannes Frederic Sowa <hannes@...essinduktion.org>
Signed-off-by: David S. Miller <davem@...emloft.net>
Signed-off-by: Willy Tarreau <w@....eu>
---
 net/ipv6/datagram.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/net/ipv6/datagram.c b/net/ipv6/datagram.c
index ef6436d..5da306b 100644
--- a/net/ipv6/datagram.c
+++ b/net/ipv6/datagram.c
@@ -342,6 +342,7 @@ int ipv6_recv_error(struct sock *sk, struct msghdr *msg, int len, int *addr_len)
 	if (serr->ee.ee_origin != SO_EE_ORIGIN_LOCAL) {
 		sin->sin6_family = AF_INET6;
 		sin->sin6_flowinfo = 0;
+		sin->sin6_port = 0;
 		sin->sin6_scope_id = 0;
 		if (serr->ee.ee_origin == SO_EE_ORIGIN_ICMP6) {
 			ipv6_addr_copy(&sin->sin6_addr, &ipv6_hdr(skb)->saddr);
-- 
1.7.12.2.21.g234cd45.dirty



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