FFmpeg 2.0 mpeg4videodec.c decode_vol_header memory corruption

CVSS Meta Temp Score
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CTI Interest Score
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A vulnerability, which was classified as problematic, was found in FFmpeg 2.0 (Multimedia Processing Software). This affects the function decode_vol_header of the file libavcodec/mpeg4videodec.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.

The issue has been introduced in 07/11/2013. The weakness was published 02/20/2014 by Mateusz Jurczyk and Gynvael Coldwind with Google Security Team as avcodec/mpeg4videodec: Check for bitstream overread in decode_vol_header() as confirmed git commit (GIT Repository). The advisory is shared at git.videolan.org. This vulnerability is uniquely identified as CVE-2014-125005. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. Technical details are known, but no exploit is available.

The vulnerability was handled as a non-public zero-day exploit for at least 224 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 (91658). Similar entries are available at 12589, 12588, 12587 and 12586.






CPE 2.3info

CPE 2.2info


VulDB CVSS-B Score: 🔍
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VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 4.6

VulDB Base Score: 5.3
VulDB Temp Score: 4.6
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Class: Memory corruption
CWE: CWE-119
ATT&CK: Unknown

Local: No
Remote: Yes

Availability: 🔍
Status: Unproven

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Threat Intelligenceinfo

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Recommended: Patch
Status: 🔍

0-Day Time: 🔍

Patch: git.videolan.org


07/11/2013 🔍
02/20/2014 +224 days 🔍
03/13/2014 +21 days 🔍
06/17/2022 +3018 days 🔍


Product: ffmpeg.org

Advisory: avcodec/mpeg4videodec: Check for bitstream overread in decode_vol_header()
Researcher: Mateusz Jurczyk, Gynvael Coldwind
Organization: Google Security Team
Status: Confirmed

CVE: CVE-2014-125005 (🔍)
X-Force: 91658 - FFmpeg decode_vol_header() denial of service, Medium Risk

See also: 🔍


Created: 03/13/2014 03:24 PM
Updated: 06/17/2022 11:20 PM
Changes: 03/13/2014 03:24 PM (46), 04/17/2019 08:27 AM (5), 06/17/2022 11:20 PM (3)
Complete: 🔍


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