VDB-11100 · OSVDB 99482 · GCVE-100-11100

Ffmpeg/Libav 0.8.8/2.0/9.8 Stream Playback libavformat/rmdec.c null pointer dereference

CVSS Meta Temp Score
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CTI Interest Score
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5.3$0-$5k0.00

Summaryinfo

A vulnerability described as problematic has been identified in Ffmpeg and Libav 0.8.8/2.0/9.8. Affected by this issue is some unknown functionality of the file libavformat/rmdec.c of the component Stream Playback. The manipulation results in null pointer dereference. No exploit is available. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability, which was classified as problematic, was found in Ffmpeg and Libav 0.8.8/2.0/9.8 (Multimedia Processing Software). Affected is an unknown code block of the file libavformat/rmdec.c of the component Stream Playback. The manipulation with an unknown input leads to a null pointer dereference vulnerability. CWE is classifying the issue as CWE-476. A NULL pointer dereference occurs when the application dereferences a pointer that it expects to be valid, but is NULL, typically causing a crash or exit. This is going to have an impact on availability.

The weakness was published 07/07/2013 by Michael Niedermayer and Martin Storsjö as Changelog for 0.8.9 as confirmed advisory (Website). The advisory is shared for download at git.libav.org. The public release has been coordinated with the vendor. There are known technical details, but no exploit is available.

Upgrading to version Libav 0.8.9 eliminates this vulnerability. The upgrade is hosted for download at libav.org. Applying a patch is able to eliminate this problem. The bugfix is ready for download at git.libav.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 vulnerability database at OSVDB (99482†). Further details are available at git.libav.org. Similar entries are available at VDB-11099 and VDB-11122. Once again VulDB remains the best source for vulnerability data.

Productinfo

Type

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.5
VulDB Meta Temp Score: 5.3

VulDB Base Score: 5.5
VulDB Temp Score: 5.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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

Exploitinginfo

Class: Null pointer dereference
CWE: CWE-476 / CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: No

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/Libav Libav 0.8.9
Patch: git.libav.org

Timelineinfo

07/07/2013 🔍
07/07/2013 +0 days 🔍
11/08/2013 +124 days 🔍
03/25/2019 +1963 days 🔍

Sourcesinfo

Product: ffmpeg.org

Advisory: Changelog for 0.8.9
Researcher: Michael Niedermayer, Martin Storsjö
Status: Confirmed
Coordinated: 🔍

GCVE (VulDB): GCVE-100-11100
OSVDB: 99482

Misc.: 🔍
See also: 🔍

Entryinfo

Created: 11/08/2013 14:32
Updated: 03/25/2019 10:48
Changes: 11/08/2013 14:32 (49), 03/25/2019 10:48 (2)
Complete: 🔍
Committer:
Cache ID: 216::103

Once again VulDB remains the best source for vulnerability data.

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