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Message-ID: <1256028889.1643241277925802550.JavaMail.root@zmail01.collab.prod.int.phx2.redhat.com>
Date: Wed, 30 Jun 2010 15:23:22 -0400 (EDT)
From: Josh Bressers <bressers@...hat.com>
To: oss-security@...ts.openwall.com
Cc: akuster <akuster@...sta.com>, "Steven M. Christey" <coley@...us.mitre.org>
Subject: Re: CVE Request: kernel: ethtool: kernel buffer
 overflow in ETHTOOL_GRXCLSRLALL

Please use CVE-2010-2478

Thanks.

-- 
    JB


----- "Eugene Teo" <eugeneteo@...nel.sg> wrote:

> On 06/29/2010 11:53 PM, akuster wrote:
> > Eugene,
> >
> > Thanks for the info. Unfortunately it does affect a few MontaVista
> > kernels. Is it possible to get a CVE for this?
> 
> I edited the $SUBJECT :)
> 
> Eugene
> 
> > On 06/28/2010 04:10 PM, Eugene Teo wrote:
> >> FYI, "On a 32-bit machine, info.rule_cnt>= 0x40000000 leads to
> integer
> >> overflow and the buffer may be smaller than needed.  Since
> >> ETHTOOL_GRXCLSRLALL is unprivileged, this can presumably be used
> for at
> >> least denial of service." This was introduced in v2.6.27-rc1 via
> >> upstream commit 0853ad66. Also see commit 59089d8d.
> >>
> >> Reference:
> >> http://thread.gmane.org/gmane.linux.network/164869
> >> https://bugzilla.redhat.com/show_bug.cgi?id=608950
> >>
> >> I'm not requesting a CVE name for this as it did not affect any of
> our
> >> Red Hat supported Linux kernels.
> >>
> >> Thanks, Eugene
> 
> 
> -- 
> main(i) { putchar(182623909 >> (i-1) * 5&31|!!(i<7)<<6) && main(++i);
> }

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