Date: Fri, 22 Apr 2011 06:15:15 -1000 From: akuster <akuster@...sta.com> To: oss-security@...ts.openwall.com CC: Vasiliy Kulikov <segoon@...nwall.com>, Petr Matousek <pmatouse@...hat.com> Subject: Re: CVE request: kernel: buffer overflow and DoS issues in agp I am a bit confused. https://bugzilla.redhat.com/show_bug.cgi?id=698999 references https://lkml.org/lkml/2011/4/14/294 which is assigned to CVE-2011-1746 not CVE-2011-1747. is there a patch for CVE-2011-1747? - Armin On 04/22/2011 05:32 AM, Vasiliy Kulikov wrote: > On Fri, Apr 22, 2011 at 11:11 -0400, Petr Matousek wrote: >>> Another problem in agp code is not addressed in the patch - kernel >>> memory >>> exhaustion (AGPIOC_RESERVE and AGPIOC_ALLOCATE ioctls). It is not >>> checked >>> whether requested pid is a pid of the caller (no check in >>> agpioc_reserve_wrap()). >>> Each allocation is limited to 16KB, though, there is no per-process >>> limit. >>> This might lead to OOM situation, which is not even solved in case of >>> the >>> caller death by OOM killer - the memory is allocated for another >>> (faked) >>> process." >> >> Please use CVE-2011-1747. > > In https://bugzilla.redhat.com/show_bug.cgi?id=698999 it is said > "Reference and patch:", but there is no patch for the issue (as I said > in the patch description). I have no agp hardware and I cannot test > whether forcing the requested pid to the current pid is a good idea (it > might not). > > Thanks, >
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.