FFmpeg 2.0 libavcodec/ansi.c decode_frame integer coercion

CVSS Meta Temp Score
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CTI Interest Score
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A vulnerability was found in FFmpeg 2.0 (Multimedia Processing Software). It has been declared as problematic. Affected by this vulnerability is the function decode_frame of the file libavcodec/ansi.c. The manipulation with an unknown input leads to a integer coercion vulnerability. The CWE definition for the vulnerability is CWE-192. Integer coercion refers to a set of flaws pertaining to the type casting, extension, or truncation of primitive data types. As an impact it is known to affect integrity.

The issue has been introduced in 07/11/2013. The weakness was released 02/16/2014 by Mateusz Jurczyk and Gynvael Coldwind (j00ru) with Google Security Team as avcodec/ansi: fix integer overflow as confirmed git commit (GIT Repository). It is possible to read the advisory at git.videolan.org. This vulnerability is known as CVE-2014-125011. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Technical details of the vulnerability are known, but there is no available exploit.

The vulnerability was handled as a non-public zero-day exploit for at least 220 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.

The vulnerability is also documented in the vulnerability database at X-Force (91256). Entries connected to this vulnerability are available at 12389, 12390, 12392 and 12393.





  • open-source

CPE 2.3info

CPE 2.2info


VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 4.6

VulDB Base Score: 5.3
VulDB Temp Score: 4.6
VulDB Vector: 🔍
VulDB Reliability: 🔍



VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍


Class: Integer coercion
CWE: CWE-192 / CWE-189
ATT&CK: Unknown

Local: No
Remote: Yes

Availability: 🔍
Status: Unproven

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍


Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍


Recommended: Patch
Status: 🔍

0-Day Time: 🔍

Patch: git.videolan.org


07/11/2013 🔍
02/16/2014 +220 days 🔍
02/18/2014 +2 days 🔍
02/19/2014 +1 days 🔍
02/24/2014 +5 days 🔍
06/17/2022 +3035 days 🔍


Product: ffmpeg.org

Advisory: avcodec/ansi: fix integer overflow
Researcher: Mateusz Jurczyk/Gynvael Coldwind (j00ru)
Organization: Google Security Team
Status: Confirmed

CVE: CVE-2014-125011 (🔍)
X-Force: 91256 - FFmpeg decode_frame() denial of service, Medium Risk
SecurityFocus: 65671 - FFmpeg Multiple Security Vulnerabilities
Secunia: 57066 - FFmpeg Multiple Vulnerabilities, Less Critical

See also: 🔍


Created: 02/24/2014 08:13 AM
Updated: 06/17/2022 11:29 PM
Changes: 02/24/2014 08:13 AM (57), 04/17/2019 07:13 AM (4), 06/17/2022 11:29 PM (3)
Complete: 🔍
Committer: olku


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