PT-2012-4273 · FFmpeg+1 · Ffmpeg+1

Published 2012-09-10 · Updated 2018-10-30 · CVE-2012-2802

Positive Technologies (AI Summary)

CVSS v2.0

10

High

Base vector

AV:N/AC:L/Au:N/C:C/I:C/A:C

Name of the Vulnerable Software and Affected Versions FFmpeg versions prior to 0.11 Libav versions prior to 0.8.4

Description The issue is related to the ac3 decode frame function in libavcodec/ac3dec.c, involving the number of output channels and out of array writes. The impact and attack vectors of this issue are unknown.

Recommendations For FFmpeg versions prior to 0.11, update to version 0.11 or later. For Libav versions prior to 0.8.4, update to version 0.8.4 or later.

Fix

Related Identifiers

CVE-2012-2802

Affected Products

Ffmpeg

Libav

References · 12

• https://nvd.nist.gov/vuln/detail/CVE-2012-2802 · Security Note
• http://mandriva.com/security/advisories?name=MDVSA-2013:079 · Vendor Advisory
• http://ubuntu.com/usn/USN-1705-1 · Vendor Advisory
• http://ffmpeg.org/security.html · Note
• http://libav.org/releases/libav-0.8.4.changelog · Note
• http://openwall.com/lists/oss-security/2012/09/02/4 · Note
• http://git.videolan.org/?p=ffmpeg.git%3Ba=commitdiff%3Bh=2c22701c371c2f3dea21fcdbb97c981939fb77af · Note
• http://securityfocus.com/bid/55355 · Note
• http://secunia.com/advisories/51257 · Note
• http://libav.org/releases/libav-0.8.5.changelog · Note
• http://openwall.com/lists/oss-security/2012/08/31/3 · Note
• http://secunia.com/advisories/50468 · Note