VDB-10677 · OSVDB 98347 · GCVE-100-10677

FFmpeg up to 2.0 Array libavcodec/shorten.c decode_subframe_lpc pred_order memory corruption

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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6.2$0-$5k0.00

Summaryinfo

A vulnerability identified as problematic has been detected in FFmpeg up to 2.0. The impacted element is the function decode_subframe_lpc of the file libavcodec/shorten.c of the component Array Handler. Performing a manipulation of the argument pred_order results in memory corruption. No exploit exists. Applying a patch is the recommended action to fix this issue.

Detailsinfo

A vulnerability, which was classified as critical, was found in FFmpeg up to 2.0 (Multimedia Processing Software). This affects the function decode_subframe_lpc of the file libavcodec/shorten.c of the component Array Handler. The manipulation of the argument pred_order 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 weakness was disclosed 10/09/2013 by Mateusz Jurczyk and Gynvael Coldwind with Google Security Team as shorten: Extend fixed_coeffs to properly support pred_order 0 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 can only be initiated within the local network. No form of authentication is needed 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.libav.org. A possible mitigation has been published immediately after the disclosure of the vulnerability.

The vulnerability is also documented in the vulnerability database at OSVDB (98347†). The entries VDB-10681, VDB-10679 and VDB-10678 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
  • 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: 6.5
VulDB Meta Temp Score: 6.2

VulDB Base Score: 6.5
VulDB Temp Score: 6.2
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: 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: Patch
Status: 🔍

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

Patch: git.libav.org

Timelineinfo

10/09/2013 🔍
10/09/2013 +0 days 🔍
10/15/2013 +6 days 🔍
05/13/2018 +1671 days 🔍

Sourcesinfo

Product: ffmpeg.org

Advisory: shorten: Extend fixed_coeffs to properly support pred_order 0
Researcher: Mateusz Jurczyk, Gynvael Coldwind
Organization: Google Security Team
Status: Confirmed
Coordinated: 🔍

GCVE (VulDB): GCVE-100-10677
OSVDB: 98347

See also: 🔍

Entryinfo

Created: 10/15/2013 11:49
Updated: 05/13/2018 10:23
Changes: 10/15/2013 11:49 (51), 05/13/2018 10:23 (2)
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.

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