Openwall GNU/*/Linux - a small security-enhanced Linux distro for servers
[<prev] [next>] [day] [month] [year] [list]
Date: Thu, 4 Mar 2010 18:07:38 -0500 (EST)
From: Josh Bressers <bressers@...hat.com>
To: oss-security@...ts.openwall.com
Cc: "Steven M. Christey" <coley@...us.mitre.org>
Subject: Re: CVE request - kernel: ip6_dst_lookup_tail() NULL
 pointer dereference


----- "Eugene Teo" <eugene@...hat.com> wrote:

> ipv6: Fix OOPS in ip6_dst_lookup_tail().
> 
> This fixes kernel bugzilla 11469: "TUN with 1024 neighbours:
> ip6_dst_lookup_tail NULL crash"
> 
> dst->neighbour is not necessarily hooked up at this point in the 
> processing path, so blindly dereferencing it is the wrong thing to do.
> 
> This NULL check exists in other similar paths and this case was just
> an 
> oversight.
> 
> Also fix the completely wrong and confusing indentation here while
> we're 
> at it.
> 
> References:
> http://bugzilla.kernel.org/show_bug.cgi?id=11469
> https://bugzilla.redhat.com/show_bug.cgi?id=563781
> 
> Upstream patch:
> http://git.kernel.org/linus/e550dfb0c2c31b6363aa463a035fc9f8dcaa3c9b
> 

Please use CVE-2010-0437 for this.

Thanks.


-- 
    JB

Powered by blists - more mailing lists

Your e-mail address:

Please check out the Open Source Software Security Wiki, which is counterpart to this mailing list.

Confused about mailing lists and their use? Read about mailing lists on Wikipedia and check out these guidelines on proper formatting of your messages.