Date: Thu, 24 Nov 2011 04:20:15 +0100 From: Hanno Böck <hanno@...eck.de> To: kseifried@...hat.com Cc: oss-security@...ts.openwall.com Subject: Re: CVE request: ffmpeg before 0.7.8 and 0.8.7 2 buffer overflows and out-of-bounds read 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. > > > > 2) An integer overflow error within the "vp3_dequant()" function > > (libavcodec/vp3.c) can be exploited to cause a buffer overflow. > > > > 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 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. -- Hanno Böck mail/jabber: hanno@...eck.de GPG: BBB51E42 http://www.hboeck.de/ Download attachment "signature.asc" of type "application/pgp-signature" (837 bytes)
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