Summaryinfo

A vulnerability labeled as critical has been found in FFmpeg up to 1.1.1. This vulnerability affects the function field_end of the file libavcodec/h264.c. The manipulation results in memory corruption. This vulnerability is identified as CVE-2013-0869. There is not any exploit available. The affected component should be upgraded.

Detailsinfo

A vulnerability, which was classified as critical, was found in FFmpeg up to 1.1.1 (Multimedia Processing Software). Affected is the function field_end of the file libavcodec/h264.c. The manipulation with an unknown input leads to a memory corruption vulnerability. CWE is classifying the issue as CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. This is going to have an impact on availability. CVE summarizes:

The field_end function in libavcodec/h264.c in FFmpeg before 1.1.2 allows remote attackers to have an unspecified impact via crafted H.264 data, related to an SPS and slice mismatch and an out-of-bounds array access.

The weakness was released 02/06/2013 by Mateusz Jurczyk and Gynvael Coldwind (j00ru) with Google Security Team as 52093 as confirmed advisory (Secunia). The advisory is available at secunia.com. The public release was coordinated with the vendor. This vulnerability is traded as CVE-2013-0869 since 01/07/2013. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. Technical details are known, but there is no available exploit.

Upgrading to version 1.1.2 eliminates this vulnerability. The upgrade is hosted for download at git.videolan.org. Applying a patch is able to eliminate this problem. The bugfix is ready for download at git.videolan.org. The best possible mitigation is suggested to be upgrading to the latest version. A possible mitigation has been published immediately after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at SecurityFocus (BID 57600†), OSVDB (90013†), Secunia (SA52093†) and SecurityTracker (ID 1028103†). Entries connected to this vulnerability are available at VDB-7624, VDB-7625, VDB-7627 and VDB-7628. VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Type

• Multimedia Processing Software

Name

• FFmpeg

Version

• 1.1.0
• 1.1.1

License

• open-source

Website

• Product: https://ffmpeg.org/

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