CVE-2011-3941: Buffer Overflow

Published Dec 9, 2013
·
Updated

The decodemb function in libavcodec/errorresilience.c in FFmpeg before 0.10 allows remote attackers to have an unspecified impact via vectors related to an uninitialized block index, which triggers an out-of-bounds write.

Affected Software

51 affected components
FFmpeg FFmpeg<=0.9.1
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-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=0.5.5
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

Event History

Dec 9, 2013
CVE Published
via MITRE·11:00 AM
Data Sourced
via MITRE·11:00 AM
Description

Frequently Asked Questions

1

What is the severity of CVE-2011-3941?

CVE-2011-3941 is classified as a vulnerability that may allow remote attackers to impact the application through an out-of-bounds write.

2

How do I fix CVE-2011-3941?

To fix CVE-2011-3941, update FFmpeg to version 0.10 or later, where the vulnerability is addressed.

3

What versions of FFmpeg are affected by CVE-2011-3941?

CVE-2011-3941 affects multiple versions of FFmpeg prior to 0.10, including versions 0.3 to 0.9.1.

4

What impact can CVE-2011-3941 have on my system?

CVE-2011-3941 can lead to undefined behavior, crashes, or potential code execution by an attacker through manipulated video files.

5

Is my system safe if I am using FFmpeg 0.10 or later related to CVE-2011-3941?

Yes, using FFmpeg 0.10 or later will mitigate the risk associated with CVE-2011-3941 since the vulnerability has been resolved.

Contact

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