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From: Chris Wright <chrisw@sous-sol.org>
To: Greg KH <greg@kroah.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>,
	Alexey Kuznetsov <kuznet@ms2.inr.ac.ru>,
	security@kernel.org, davem@davemloft.net, jaco@kroon.co.za,
	netdev@vger.kernel.org
Subject: Re: [Security] [PATCH] infinite recursion in netlink
Date: Wed, 25 Apr 2007 22:37:35 -0700	[thread overview]
Message-ID: <20070426053735.GC2819@sequoia.sous-sol.org> (raw)
In-Reply-To: <20070426052912.GA17402@kroah.com>

* Greg KH (greg@kroah.com) wrote:
> On Wed, Apr 25, 2007 at 01:15:12PM -0700, Linus Torvalds wrote:
> > 
> > 
> > On Wed, 25 Apr 2007, Alexey Kuznetsov wrote:
> > > 
> > > Reply to NETLINK_FIB_LOOKUP messages were misrouted back to kernel,
> > > which resulted in infinite recursion and stack overflow.
> 
> Wait, I just had the bright idea of actually testing this before I
> pushed out a 2.6.20.9 kernel with another fix in it, and nope, still
> crashes, even with this patch  :(

Odd, I tested it too (on linus-git), and it's fixed (it was definitely
the problem, of sending back to kernel).

thanks,
-chris

  parent reply	other threads:[~2007-04-26  5:40 UTC|newest]

Thread overview: 19+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2007-04-25 18:38 [PATCH] infinite recursion in netlink Alexey Kuznetsov
2007-04-25 19:59 ` Greg KH
2007-04-25 20:05   ` David Miller
2007-04-25 22:21   ` Jaco Kroon
2007-04-25 20:09 ` David Miller
2007-04-25 20:15 ` [Security] " Linus Torvalds
2007-04-25 20:18   ` David Miller
2007-04-26  5:29   ` Greg KH
2007-04-26  5:32     ` David Miller
2007-04-26  5:44       ` Greg KH
2007-04-26  5:48         ` Greg KH
2007-04-26  5:52           ` Chris Wright
2007-04-26  6:26             ` Chris Wright
2007-04-26  6:31               ` David Miller
2007-04-26  6:51                 ` Greg KH
2007-04-26  7:02                   ` David Miller
2007-04-26  5:37     ` Chris Wright [this message]
2007-04-26 15:44     ` [PATCH] [IPV4] nl_fib_lookup: Initialise res.r before fib_res_put(&res) Sergey Vlasov
2007-04-26 16:11       ` Alexey Kuznetsov

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