netdev - Re: [PATCH net] netfilter: xt_socket: fix a stack corruption bug

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Message-ID: <20150218234542.GA21773@salvia>
Date:	Thu, 19 Feb 2015 00:45:42 +0100
From:	Pablo Neira Ayuso <pablo@...filter.org>
To:	Eric Dumazet <eric.dumazet@...il.com>
Cc:	Balazs Scheidler <bazsi@...abit.hu>,
	KOVACS Krisztian <hidden@...abit.hu>,
	Patrick McHardy <kaber@...sh.net>,
	Jozsef Kadlecsik <kadlec@...ckhole.kfki.hu>,
	netfilter-devel@...r.kernel.org, netdev <netdev@...r.kernel.org>
Subject: Re: [PATCH net] netfilter: xt_socket: fix a stack corruption bug

On Sun, Feb 15, 2015 at 07:03:45PM -0800, Eric Dumazet wrote:
> From: Eric Dumazet <edumazet@...gle.com>
> 
> As soon as extract_icmp6_fields() returns, its local storage (automatic
> variables) is deallocated and can be overwritten.
> 
> Lets add an additional parameter to make sure storage is valid long
> enough.
> 
> While we are at it, adds some const qualifiers.

Applied, thanks Eric.
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