CVE-2012-2790: Critical severity Libav Libav vulnerability
Published Sep 10, 2012
·Updated
Unspecified vulnerability in the readvarblockdata function in libavcodec/alsdec.c in FFmpeg before 0.11, and Libav 0.7.x before 0.7.7 and 0.8.x before 0.8.4, has unknown impact and attack vectors, related to the "number of decoded samples in first sub-block in BGMC mode."
Affected Software
68 affected components
Libav Libav=0.7
Libav Libav=0.7-beta1
Libav Libav=0.7-beta2
Libav Libav=0.7.1
Libav Libav=0.7.2
Libav Libav=0.7.3
Libav Libav=0.7.4
Libav Libav=0.7.5
Libav Libav=0.7.6
FFmpeg FFmpeg<=0.10.4
FFmpeg FFmpeg=0.3
FFmpeg FFmpeg=0.3.1
FFmpeg FFmpeg=0.3.2
FFmpeg FFmpeg=0.3.3
FFmpeg FFmpeg=0.3.4
FFmpeg FFmpeg=0.4.0
FFmpeg FFmpeg=0.4.2
FFmpeg FFmpeg=0.4.3
FFmpeg FFmpeg=0.4.4
FFmpeg FFmpeg=0.4.5
FFmpeg FFmpeg=0.4.6
FFmpeg FFmpeg=0.4.7
FFmpeg FFmpeg=0.4.8
FFmpeg FFmpeg=0.4.9
FFmpeg FFmpeg=0.4.9-pre1
FFmpeg FFmpeg=0.5
FFmpeg FFmpeg=0.5.1
FFmpeg FFmpeg=0.5.2
FFmpeg FFmpeg=0.5.3
FFmpeg FFmpeg=0.5.4
FFmpeg FFmpeg=0.5.4.5
FFmpeg FFmpeg=0.5.4.6
FFmpeg FFmpeg=0.6
FFmpeg FFmpeg=0.6.1
FFmpeg FFmpeg=0.6.2
FFmpeg FFmpeg=0.6.3
FFmpeg FFmpeg=0.7
FFmpeg FFmpeg=0.7.1
FFmpeg FFmpeg=0.7.2
FFmpeg FFmpeg=0.7.3
FFmpeg FFmpeg=0.7.4
FFmpeg FFmpeg=0.7.5
FFmpeg FFmpeg=0.7.6
FFmpeg FFmpeg=0.7.7
FFmpeg FFmpeg=0.7.8
FFmpeg FFmpeg=0.7.9
FFmpeg FFmpeg=0.7.11
FFmpeg FFmpeg=0.7.12
FFmpeg FFmpeg=0.8.0
FFmpeg FFmpeg=0.8.1
FFmpeg FFmpeg=0.8.2
FFmpeg FFmpeg=0.8.5
FFmpeg FFmpeg=0.8.5.3
FFmpeg FFmpeg=0.8.5.4
FFmpeg FFmpeg=0.8.6
FFmpeg FFmpeg=0.8.7
FFmpeg FFmpeg=0.8.8
FFmpeg FFmpeg=0.8.10
FFmpeg FFmpeg=0.8.11
FFmpeg FFmpeg=0.9
FFmpeg FFmpeg=0.9.1
FFmpeg FFmpeg=0.10
FFmpeg FFmpeg=0.10.3
Libav Libav=0.8
Libav Libav=0.8-beta2
Libav Libav=0.8.1
Libav Libav=0.8.2
Libav Libav=0.8.3
Event History
Sep 10, 2012
CVE Published
via MITRE·10:00 PM
Data Sourced
via MITRE·10:00 PM
Description
Frequently Asked Questions
1
What is the severity of CVE-2012-2790?
The severity of CVE-2012-2790 is currently unknown due to unspecified details about its impact and attack vectors.
2
How do I fix CVE-2012-2790?
To fix CVE-2012-2790, upgrade to FFmpeg versions 0.11 or later, or Libav versions 0.7.7 and 0.8.4 or later.
3
Which versions of FFmpeg are affected by CVE-2012-2790?
FFmpeg versions prior to 0.11 and up to 0.10.4 are affected by CVE-2012-2790.
4
Which versions of Libav are affected by CVE-2012-2790?
Libav versions prior to 0.7.7 and 0.8.4 are affected by CVE-2012-2790.
5
What components of FFmpeg and Libav does CVE-2012-2790 affect?
CVE-2012-2790 affects the read_var_block_data function within libavcodec/alsdec.c.