linux-kernel - Re: net: netlink executing RO memory

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Date:	Fri, 06 Jun 2014 01:45:21 -0400
From:	Sasha Levin <sasha.levin@...cle.com>
To:	"David S. Miller" <davem@...emloft.net>
CC:	"Eric W. Biederman" <ebiederm@...ssion.com>,
	Eric Dumazet <eric.dumazet@...il.com>,
	"netdev@...r.kernel.org" <netdev@...r.kernel.org>,
	LKML <linux-kernel@...r.kernel.org>
Subject: Re: net: netlink executing RO memory

On 06/05/2014 04:21 PM, Sasha Levin wrote:
> Hi all,
> 
> While fuzzing with trinity inside a KVM tools guest running the latest -next
> kernel I've stumbled on the following spew:
> 
> [  306.065161] kernel tried to execute NX-protected page - exploit attempt? (uid: 0)
> [  306.067295] BUG: unable to handle kernel paging request at ffff880053b8fd08

Same issue reproduced multiple times with exactly the same trace, so I think that it
rules out random memory corruption.


Thanks,
Sasha
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