linux-kernel - Re: [PATCH] route: put lwstate before freeing dst to avoid use after free

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Message-ID: <20150826123531.4f27f124@griffin>
Date:	Wed, 26 Aug 2015 12:35:31 +0200
From:	Jiri Benc <jbenc@...hat.com>
To:	Sasha Levin <sasha.levin@...cle.com>
Cc:	davem@...emloft.net, roopa@...ulusnetworks.com, tgraf@...g.ch,
	netdev@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] route: put lwstate before freeing dst to avoid use
 after free

On Tue, 25 Aug 2015 14:25:14 -0400, Sasha Levin wrote:
> Commit 61adedf3 ("route: move lwtunnel state to dst_entry") is trying to
> release lwstate after getting rid of dst, which causes a use-after-free
> trying to access dst->lwstate.
> 
> Fixes: 61adedf3 ("route: move lwtunnel state to dst_entry")
> Signed-off-by: Sasha Levin <sasha.levin@...cle.com>

Already fixed by e252b3d1a174 in net-next.

 Jiri

-- 
Jiri Benc
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