Date: Fri, 25 Nov 2011 13:28:15 -0700 From: Kurt Seifried <kseifried@...hat.com> To: oss-security@...ts.openwall.com CC: Hanno Böck <hanno@...eck.de> Subject: Re: CVE request: ffmpeg before 0.7.8 and 0.8.7 2 buffer overflows and out-of-bounds read On 11/23/2011 08:20 PM, Hanno Böck wrote: > Am Wed, 23 Nov 2011 13:52:04 -0700 > schrieb Kurt Seifried <kseifried@...hat.com>: > >> On 11/23/2011 05:23 AM, Hanno Böck wrote: >>> New ffmpeg releases contain a couple of security fixes: >>> http://secunia.com/advisories/46888/ >>> >>> 1) An error within the QDM2 decoder (libavcodec/qdm2.c) can be >>> exploited to cause a buffer overflow. >>> Please use CVE-2011-4351 for this issue >>> 2) An integer overflow error within the "vp3_dequant()" function >>> (libavcodec/vp3.c) can be exploited to cause a buffer overflow. >>> Please use CVE-2011-4352 for this issue. >>> 3) Errors within the "av_image_fill_pointers()", the >>> "vp5_parse_coeff()", and the "vp6_parse_coeff()" functions can be >>> exploited to trigger out-of-bounds reads. >>> >>> Please use CVE-2011-4353 for this issue. >>> Please assign CVEs. >>> >>> >>> Maybe someone wants to have a look if other issues in those >>> releases are security relevant: >>> http://git.videolan.org/?p=ffmpeg.git&a=shortlog&h=n0.7.8 >>> >> This would be the original advisory http://ffmpeg.org/#pr7dot8and8dot7 >> correct? > It is the upstream confirmation - at least it's about the same bugs. > -- -Kurt Seifried / Red Hat Security Response Team
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