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Message-ID: <20100312164711.GF22141@lackof.org>
Date: Fri, 12 Mar 2010 09:47:11 -0700
From: dann frazier <dannf@...nf.org>
To: "Steven M. Christey" <coley@...us.mitre.org>,
oss-security@...ts.openwall.com, drbd-dev@...ts.linbit.com,
drbd-user@...ts.linbit.com
Subject: Re: [Drbd-dev] CVE request: kernel: connector
security bypass
On Fri, Mar 12, 2010 at 10:34:52AM +0100, Lars Ellenberg wrote:
> On Thu, Mar 11, 2010 at 03:18:08PM -0700, dann frazier wrote:
> > On Mon, Nov 02, 2009 at 11:37:21AM +0000, Mark J Cox wrote:
> > > On Mon, 2 Nov 2009, Eugene Teo wrote:
> > >
> > > >1/ uvesafb/connector: Disallow unprivileged users to send netlink packets
> > > >upstream commit: cc44578b5a508889beb8ae3ccd4d2bbdf17bc86c
> > > >introduced in v2.6.24-rc1; fixed in v2.6.32-rc3
> > > >
> > > >2/ pohmelfs/connector: Disallow unprivileged users to configure pohmelfs
> > > >upstream commit: 98a5783af02f4c9b87b676d7bbda6258045cfc76
> > > >(staging/experimental)
> > > >
> > > >3/ dst/connector: Disallow unprivileged users to configure dst
> > > >upstream commit: 5788c56891cfb310e419c4f9ae20427851797431
> > > >(staging/experimental)
> > > >
> > > >4/ dm/connector: Only process connector packages from privileged processes
> > > >upstream commit: 24836479a126e02be691e073c2b6cad7e7ab836a
> > > >introduced in v2.6.31-rc1; fixed in v2.6.32-rc3
> > >
> > > >References:
> > > >http://secunia.com/advisories/37113/
> > > >http://xorl.wordpress.com/2009/10/31/linux-kernel-multiple-capabilities-missing-checks/
> >
> > Debian provides an out-of-tree drbd module (drbd8), and it appears to
> > be affected by this issue as well. I assume we need to allocate an
> > additional CVE ID for it?
>
> Maybe just go to current upstream drbd 8.3.7?
Lars,
Thanks for the suggestion. That is a possible solution for our next
release of Debian (as is moving to the in-tree version), but for our
current stable release we have backported "just-the-fix" as required
by our security update policy.
--
dann frazier
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