FFmpeg up to 0.8.2 cavsdec.c decode_residual_inter numeric error

CVSS Meta Temp Score
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CTI Interest Score
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5.1$0-$5k0.00

Summaryinfo

A vulnerability classified as problematic has been found in FFmpeg. This issue affects the function decode_residual_inter of the file cavsdec.c. The manipulation leads to numeric error. This vulnerability is traded as CVE-2011-3974. There is no exploit available. It is recommended to apply a patch to fix this issue.

Detailsinfo

A vulnerability, which was classified as problematic, has been found in FFmpeg (Multimedia Processing Software). This issue affects the function decode_residual_inter of the file cavsdec.c. The manipulation with an unknown input leads to a numeric error vulnerability. Using CWE to declare the problem leads to CWE-189. Impacted is availability. The summary by CVE is:

Integer signedness error in the decode_residual_inter function in cavsdec.c in libavcodec in FFmpeg before 0.7.4 and 0.8.x before 0.8.3 allows remote attackers to cause a denial of service (incorrect write operation and application crash) via an invalid bitstream in a Chinese AVS video (aka CAVS) file, a different vulnerability than CVE-2011-3362.

The weakness was shared 10/02/2011 as cavs: fix some crashes with invalid bitstreams as confirmed git commit (GIT Repository). It is possible to read the advisory at git.videolan.org. The identification of this vulnerability is CVE-2011-3974 since 10/02/2011. The exploitation is known to be easy. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. Technical details of the vulnerability are known, but there is no available exploit.

The vulnerability scanner Nessus provides a plugin with the ID 56727 (Debian DSA-2336-1 : ffmpeg - several vulnerabilities), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Debian Local Security Checks.

Applying the patch bd968d260aef322fb32e254a3de0d2036c57bd56 is able to eliminate this problem. The bugfix is ready for download at git.videolan.org.

The vulnerability is also documented in the databases at X-Force (70353), Tenable (56727) and Vulnerability Center (SBV-39983†). The entries VDB-58798 and VDB-58796 are related to this item. Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

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: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Numeric error
CWE: CWE-189
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 56727
Nessus Name: Debian DSA-2336-1 : ffmpeg - several vulnerabilities
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍

OpenVAS ID: 70554
OpenVAS Name: Debian Security Advisory DSA 2336-1 (ffmpeg)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Patch
Status: 🔍

0-Day Time: 🔍

Patch: bd968d260aef322fb32e254a3de0d2036c57bd56

Timelineinfo

09/07/2011 🔍
10/02/2011 +25 days 🔍
10/02/2011 +0 days 🔍
10/02/2011 +0 days 🔍
06/13/2013 +620 days 🔍
03/23/2015 +648 days 🔍
11/21/2021 +2434 days 🔍

Sourcesinfo

Product: ffmpeg.org

Advisory: cavs: fix some crashes with invalid bitstreams
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2011-3974 (🔍)
GCVE (CVE): GCVE-0-2011-3974
GCVE (VulDB): GCVE-100-58799

OVAL: 🔍

X-Force: 70353
SecurityFocus: 50555
Vulnerability Center: 39983 - FFmpeg Remote Denial of Service via an Invalid Bitstream in a Chinese AVS Video, Medium

See also: 🔍

Entryinfo

Created: 03/23/2015 16:50
Updated: 11/21/2021 00:44
Changes: 03/23/2015 16:50 (64), 05/02/2017 08:42 (5), 11/21/2021 00:31 (3), 11/21/2021 00:44 (2)
Complete: 🔍
Cache ID: 216::103

Be aware that VulDB is the high quality source for vulnerability data.

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