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Message-Id: <1347534092-3579-3-git-send-email-pablo@netfilter.org> Date: Thu, 13 Sep 2012 13:01:29 +0200 From: pablo@...filter.org To: netfilter-devel@...r.kernel.org Cc: davem@...emloft.net, netdev@...r.kernel.org Subject: [PATCH 2/5] netfilter: nf_nat: fix out-of-bounds access in address selection From: Florian Westphal <fw@...len.de> include/linux/jhash.h:138:16: warning: array subscript is above array bounds [jhash2() expects the number of u32 in the key] Signed-off-by: Florian Westphal <fw@...len.de> Signed-off-by: Pablo Neira Ayuso <pablo@...filter.org> --- net/netfilter/nf_nat_core.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/net/netfilter/nf_nat_core.c b/net/netfilter/nf_nat_core.c index 29d4452..1816ad3 100644 --- a/net/netfilter/nf_nat_core.c +++ b/net/netfilter/nf_nat_core.c @@ -255,7 +255,7 @@ find_best_ips_proto(u16 zone, struct nf_conntrack_tuple *tuple, * client coming from the same IP (some Internet Banking sites * like this), even across reboots. */ - j = jhash2((u32 *)&tuple->src.u3, sizeof(tuple->src.u3), + j = jhash2((u32 *)&tuple->src.u3, sizeof(tuple->src.u3) / sizeof(u32), range->flags & NF_NAT_RANGE_PERSISTENT ? 0 : (__force u32)tuple->dst.u3.all[max] ^ zone); -- 1.7.10.4 -- To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
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