VDB-9365 · SA54044 · OSVDB 94909

FFmpeg up to 1.2.1 libavcodec/ivi_common.c ivi_process_empty_tile null pointer dereference

CVSS Meta Temp Score
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CTI Interest Score
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3.0$0-$5k0.00

Summaryinfo

A vulnerability classified as problematic has been found in FFmpeg up to 1.2.1. This issue affects the function ivi_process_empty_tile of the file libavcodec/ivi_common.c. The manipulation leads to null pointer dereference. No exploit is available. Applying a patch is the recommended action to fix this issue.

Detailsinfo

A vulnerability was found in FFmpeg up to 1.2.1 (Multimedia Processing Software) and classified as problematic. This issue affects the function ivi_process_empty_tile of the file libavcodec/ivi_common.c. The manipulation with an unknown input leads to a null pointer dereference vulnerability. Using CWE to declare the problem leads to 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. Impacted is availability.

The weakness was published 06/30/2013 by Mateusz Jurczyk and Gynvael Coldwind with Google Security Team as indeo: check for reference when inheriting mvs as confirmed git commit (GIT Repository). The advisory is shared at git.videolan.org. The public release has been coordinated with the project team. The exploitation is known to be difficult. Access to the local network is required for this attack to succeed. No form of authentication is needed for a successful 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.libav.org. A possible mitigation has been published immediately after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at OSVDB (94909†) and Secunia (SA54044†). Similar entry is available at VDB-9366. If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Type

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 3.1
VulDB Meta Temp Score: 3.0

VulDB Base Score: 3.1
VulDB Temp Score: 3.0
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: 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: Patch
Status: 🔍

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

Patch: git.libav.org

Timelineinfo

06/30/2013 🔍
06/30/2013 +0 days 🔍
07/08/2013 +8 days 🔍
07/10/2013 +2 days 🔍
05/06/2018 +1761 days 🔍

Sourcesinfo

Product: ffmpeg.org

Advisory: indeo: check for reference when inheriting mvs
Researcher: Mateusz Jurczyk, Gynvael Coldwind
Organization: Google Security Team
Status: Confirmed
Coordinated: 🔍

GCVE (VulDB): GCVE-100-9365
Secunia: 54044 - FFmpeg Multiple Vulnerabilities, Highly Critical
OSVDB: 94909

See also: 🔍

Entryinfo

Created: 07/10/2013 11:59
Updated: 05/06/2018 11:36
Changes: 07/10/2013 11:59 (48), 05/06/2018 11:36 (6)
Complete: 🔍
Committer:
Cache ID: 216::103

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