Date: Fri, 12 Mar 2010 10:34:52 +0100 From: Lars Ellenberg <lars.ellenberg@...bit.com> To: dann frazier <dannf@...nf.org> Cc: "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 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? > Here's a link to the upstream fix: > http://git.drbd.org/?p=drbd-8.3.git;a=commitdiff;h=71915b0d267392c77fe0ae2309535333026cef66 > > The in-tree version that got merged for 2.6.33 looks fine. -- : Lars Ellenberg : LINBIT | Your Way to High Availability : DRBD/HA support and consulting http://www.linbit.com DRBD® and LINBIT® are registered trademarks of LINBIT, Austria.
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