VDB-11357 · SA55802 · OSVDB 100500

FFmpeg 2.0.1 Bounds-Check libavcodec/parser.c ff_combine_frame memory corruption

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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7.3$0-$5k0.00

Summaryinfo

A vulnerability has been found in FFmpeg 2.0.1 and classified as critical. Impacted is the function ff_combine_frame of the file libavcodec/parser.c of the component Bounds-Check Handler. The manipulation leads to memory corruption. No exploit exists. The affected component should be upgraded.

Detailsinfo

A vulnerability was found in FFmpeg 2.0.1 (Multimedia Processing Software). It has been rated as critical. This issue affects the function ff_combine_frame of the file libavcodec/parser.c of the component Bounds-Check Handler. The manipulation with an unknown input leads to a memory corruption vulnerability. Using CWE to declare the problem leads to 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. Impacted is confidentiality, integrity, and availability.

The weakness was disclosed 09/26/2013 by Piotr Bandurski (ami_stuff) as avcodec/parser: reset indexes on realloc failure 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. The attack needs to be done within the local network. No form of authentication is needed for a successful exploitation. Technical details are known, but no exploit is available.

Upgrading to version 2.1 eliminates this vulnerability. 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 OSVDB (100500†) and Secunia (SA55802†). The entries VDB-11348, VDB-11349, VDB-11350 and VDB-11351 are pretty similar. If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Affected

  • FFmpeg 2.0.1
  • Libav 9.9

Productinfo

Type

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.6
VulDB Meta Temp Score: 7.3

VulDB Base Score: 7.6
VulDB Temp Score: 7.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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💳💳💳💳💳💳
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Memory corruption
CWE: CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Partially

Availability: 🔍
Status: Not defined
Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

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

Upgrade: FFmpeg 2.1
Patch: git.videolan.org

Timelineinfo

09/26/2013 🔍
09/26/2013 +0 days 🔍
11/29/2013 +64 days 🔍
12/04/2013 +5 days 🔍
04/17/2019 +1960 days 🔍

Sourcesinfo

Product: ffmpeg.org

Advisory: avcodec/parser: reset indexes on realloc failure
Researcher: Piotr Bandurski (ami_stuff)
Status: Confirmed
Coordinated: 🔍

GCVE (VulDB): GCVE-100-11357
Secunia: 55802 - FFmpeg Multiple Vulnerabilities, Moderately Critical
OSVDB: 100500

See also: 🔍

Entryinfo

Created: 12/04/2013 13:46
Updated: 04/17/2019 09:32
Changes: 12/04/2013 13:46 (55), 04/17/2019 09:32 (1)
Complete: 🔍
Committer: olku
Cache ID: 216::103

If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Discussion

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