CVE-2012-2795: Critical severity ffmpeg vulnerability

Published Sep 10, 2012
·
Updated

Multiple unspecified vulnerabilities in libavcodec/wmalosslessdec.c in FFmpeg before 0.11 have unknown impact and attack vectors related to (1) size of "mclms arrays," (2) "a getbits(0) in decodeacfilter," and (3) "too many bits in decodechannelresidues()."

Affected Software

54 affected components
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

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-2012-2795?

The severity of CVE-2012-2795 is currently unknown as it involves multiple unspecified vulnerabilities.

2

How do I fix CVE-2012-2795?

To fix CVE-2012-2795, upgrade to FFmpeg version 0.11 or higher.

3

Which versions of FFmpeg are affected by CVE-2012-2795?

CVE-2012-2795 affects all FFmpeg versions prior to 0.11.

4

What components of FFmpeg are impacted by CVE-2012-2795?

CVE-2012-2795 affects the libavcodec component, specifically the wmalosslessdec.c file.

5

Is there a known exploit for CVE-2012-2795?

As of now, there are no publicly known exploits for CVE-2012-2795.

Contact

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