From mboxrd@z Thu Jan 1 00:00:00 1970 From: Phil Sutter Subject: [PATCH 1/6] ip/ipnetns: prevent potential string buffer overflow Date: Thu, 6 Aug 2015 14:24:31 +0200 Message-ID: <1438863876-1935-1-git-send-email-phil@nwl.cc> Cc: netdev@vger.kernel.org To: Stephen Hemminger Return-path: Received: from orbit.nwl.cc ([176.31.251.142]:38069 "EHLO mail.nwl.cc" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755678AbbHFMYi (ORCPT ); Thu, 6 Aug 2015 08:24:38 -0400 Sender: netdev-owner@vger.kernel.org List-ID: Signed-off-by: Phil Sutter --- ip/ipnetns.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/ip/ipnetns.c b/ip/ipnetns.c index 3b704a4..32b0f51 100644 --- a/ip/ipnetns.c +++ b/ip/ipnetns.c @@ -178,7 +178,8 @@ static int netns_map_add(int nsid, char *name) return -ENOMEM; } c->nsid = nsid; - strcpy(c->name, name); + strncpy(c->name, name, NAME_MAX); + c->name[NAME_MAX - 1] = '\0'; h = NSID_HASH_NSID(nsid); hlist_add_head(&c->nsid_hash, &nsid_head[h]); -- 2.1.2