[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]
Message-ID: <529ED534.7020901@redhat.com>
Date: Wed, 04 Dec 2013 18:09:40 +1100
From: Murray McAllister <mmcallis@...hat.com>
To: oss-security@...ts.openwall.com
CC: Kurt Seifried <kseifried@...hat.com>, security <security@...ntu.com>,
xorg_security@...rg, jamie@...onical.com
Subject: Re: CVE Request: xorg-server and pixman
On 12/04/2013 03:32 PM, Kurt Seifried wrote:
> On 12/03/2013 10:54 AM, Jamie Strandboge wrote:
>
>> Hi,
>
>> This bug has been public since August but I could find a CVE for
>> it: https://launchpad.net/bugs/1197921
>
>> There are two bugs - Xorg can be made to crash and pixman can
>> trigger the aformentioned Xorg crash. A simplified reproducer is in
>> the pixman patches with another reproducer in the Launchpad bug.
>> The xorg
>
>> xorg-server - exa: only draw valid trapezoids The patch was
>> submitted in October but doesn't seem to be applied yet, so I'm
>> CC'ing xorg_security. Patch references the pixman f.d.o bug, but
>> doesn't seem to have an associated xorg bug.
>> http://patchwork.freedesktop.org/patch/14769/
>> http://lists.x.org/archives/xorg-devel/2013-October/037996.html
>
>> Pixman - Corrupted CustomShape crashes Xorg
>> https://bugs.freedesktop.org/show_bug.cgi?id=67484 Patch: -
>> 5e14da97f16e421d084a9e735be21b1025150f0c (fix) -
>> 2f876cf86718d3dd9b3b04ae9552530edafe58a1 (test case)
>
>> Thanks!
>
>
> So only x.org crashes, you can trigger it via X.org, or via pixman? or
> is pixman also crashing?
>
>
>From https://bugs.freedesktop.org/show_bug.cgi?id=67484 and
http://patchwork.freedesktop.org/patch/14769/ it sounded like it would
affect both 1) crash an application using pixman 2) crash the X server
Is that correct?
--
Murray McAllister / Red Hat Security Response Team
Powered by blists - more mailing lists
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.
