CVE-2012-0853: Input Validation
The decodeTonalComponents function in the Actrac3 codec (atrac3.c) in libavcodec in FFmpeg 0.7.x before 0.7.12, and 0.8.x before 0.8.11; and in Libav 0.5.x before 0.5.9, 0.6.x before 0.6.6, 0.7.x before 0.7.5, and 0.8.x before 0.8.1 allows remote attackers to cause a denial of service (infinite loop and crash) and possibly execute arbitrary code via a large component count in an Atrac 3 file.
Affected Software
Remediation
Event History
Frequently Asked Questions
What is the severity of CVE-2012-0853?
CVE-2012-0853 is classified as a denial of service vulnerability that can result in an infinite loop.
How do I fix CVE-2012-0853?
To fix CVE-2012-0853, update your FFmpeg and Libav versions to the specified patched releases, that is FFmpeg 0.7.12 or 0.8.11 and Libav 0.5.9, 0.6.6, 0.7.5, or 0.8.1.
Which software versions are affected by CVE-2012-0853?
CVE-2012-0853 affects FFmpeg versions 0.7.x before 0.7.12 and 0.8.x before 0.8.11, as well as certain Libav versions.
What causes the vulnerability described in CVE-2012-0853?
The vulnerability in CVE-2012-0853 is caused by a flaw in the decodeTonalComponents function within the Actrac3 codec.
Can CVE-2012-0853 be exploited remotely?
Yes, CVE-2012-0853 can be exploited by remote attackers, allowing them to trigger the denial of service condition.