critical
10
Advisory Published
Updated

CVE-2012-2796

First published: Mon Sep 10 2012(Updated: )

Unspecified vulnerability in the vc1_decode_frame function in libavcodec/vc1dec.c in FFmpeg before 0.11 and Libav 0.8.x before 0.8.4 has unknown impact and attack vectors, related to inconsistencies in "coded slice positions and interlacing" that trigger "out of array writes."

Credit: cve-coordination@google.com

Affected SoftwareAffected VersionHow to fix
FFmpeg<=0.10.4
FFmpeg=0.3
FFmpeg=0.3.1
FFmpeg=0.3.2
FFmpeg=0.3.3
FFmpeg=0.3.4
FFmpeg=0.4.0
FFmpeg=0.4.2
FFmpeg=0.4.3
FFmpeg=0.4.4
FFmpeg=0.4.5
FFmpeg=0.4.6
FFmpeg=0.4.7
FFmpeg=0.4.8
FFmpeg=0.4.9
FFmpeg=0.4.9-pre1
FFmpeg=0.5
FFmpeg=0.5.1
FFmpeg=0.5.2
FFmpeg=0.5.3
FFmpeg=0.5.4
FFmpeg=0.5.4.5
FFmpeg=0.5.4.6
FFmpeg=0.6
FFmpeg=0.6.1
FFmpeg=0.6.2
FFmpeg=0.6.3
FFmpeg=0.7
FFmpeg=0.7.1
FFmpeg=0.7.2
FFmpeg=0.7.3
FFmpeg=0.7.4
FFmpeg=0.7.5
FFmpeg=0.7.6
FFmpeg=0.7.7
FFmpeg=0.7.8
FFmpeg=0.7.9
FFmpeg=0.7.11
FFmpeg=0.7.12
FFmpeg=0.8.0
FFmpeg=0.8.1
FFmpeg=0.8.2
FFmpeg=0.8.5
FFmpeg=0.8.5.3
FFmpeg=0.8.5.4
FFmpeg=0.8.6
FFmpeg=0.8.7
FFmpeg=0.8.8
FFmpeg=0.8.10
FFmpeg=0.8.11
FFmpeg=0.9
FFmpeg=0.9.1
FFmpeg=0.10
FFmpeg=0.10.3
Libav=0.8
Libav=0.8-beta2
Libav=0.8.1
Libav=0.8.2
Libav=0.8.3

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Reference Links

Frequently Asked Questions

  • What is the severity of CVE-2012-2796?

    The severity of CVE-2012-2796 is currently unknown due to unspecified impact and attack vectors.

  • What versions are affected by CVE-2012-2796?

    CVE-2012-2796 affects all FFmpeg versions prior to 0.11 and Libav versions prior to 0.8.4.

  • How do I fix CVE-2012-2796?

    To fix CVE-2012-2796, upgrade to FFmpeg version 0.11 or Libav version 0.8.4 or later.

  • What causes the CVE-2012-2796 vulnerability?

    CVE-2012-2796 is caused by inconsistencies in coded slice positions and interlacing leading to out of array writes.

  • Is CVE-2012-2796 being actively exploited?

    As of now, there are no confirmed reports of active exploitation of CVE-2012-2796.

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