A vulnerability was found in FFmpeg 2.0 (Multimedia Processing Software). It has been rated as critical. Affected by this issue is the function lag_decode_frame. The manipulation with an unknown input leads to a memory corruption vulnerability. Using CWE to declare the problem leads to CWE-119. The software 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. Impacted is confidentiality, integrity, and availability.

The issue has been introduced in 07/11/2013. The weakness was disclosed 02/06/2014 as lagarith: reallocate rgb_planes when needed as confirmed git commit (GIT Repository). The advisory is available at git.videolan.org. This vulnerability is handled as CVE-2014-125024. The attack may be launched remotely. No form of authentication is required for exploitation. Technical details are known, but there is no available exploit.

The vulnerability was handled as a non-public zero-day exploit for at least 210 days. During that time the estimated underground price was around $0-$5k.

Applying a patch is able to eliminate this problem. The bugfix is ready for download at git.videolan.org. A possible mitigation has been published immediately after the disclosure of the vulnerability.

The vulnerability is also documented in the vulnerability database at X-Force (91082). The entries 12293, 12294, 12295 and 12296 are pretty similar.

Productinfo

Type

• Multimedia Processing Software

Name

• FFmpeg

License

• open-source

CPE 2.3info

• 🔍

CPE 2.2info

• 🔍

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