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.