VDB-9837 · OSVDB 95366

FFmpeg up to 1.2 libavformat/rmdec.c rm_assemble_video_frame Local Privilege Escalation

CVSS Meta Temp Score
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CTI Interest Score
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A vulnerability classified as problematic has been found in FFmpeg up to 1.2 (Multimedia Processing Software). This affects the function rm_assemble_video_frame of the file libavformat/rmdec.c. This is going to have an impact on confidentiality, integrity, and availability.

The weakness was disclosed 04/17/2013 by Mateusz Jurczyk and Gynvael Coldwind with Google Security Team as rmdec: dont return uninitialized data as confirmed git commit (GIT Repository). The advisory is shared at git.videolan.org. The public release has been coordinated in cooperation with the project team. An attack has to be approached locally. A authentication is required for exploitation. Technical details are known, but no exploit is available.

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 entries 9841, 9840, 9839 and 9838 are pretty similar.


  • FFmpeg
  • Libav




CPE 2.3infoedit

CPE 2.2infoedit


VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 5.1

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔍
VulDB Reliability: 🔍



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


Class: Unknown
CWE: Unknown
ATT&CK: Unknown

Local: Yes
Remote: No

Availability: 🔍
Status: Not defined

Price Prediction: 🔍
Current Price Estimation: 🔍


Threat Intelligenceinfoedit

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


Recommended: Patch
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍

Patch: git.videolan.org


04/17/2013 🔍
04/17/2013 +0 days 🔍
08/06/2013 +111 days 🔍
05/08/2018 +1736 days 🔍


Product: https://ffmpeg.org/

Advisory: rmdec: dont return uninitialized data
Researcher: Mateusz Jurczyk/Gynvael Coldwind
Organization: Google Security Team
Status: Confirmed
Coordinated: 🔍
OSVDB: 95366

See also: 🔍


Created: 08/06/2013 11:11 AM
Updated: 05/08/2018 08:59 AM
Changes: (1) software_type
Complete: 🔍
Committer: olku


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