FFmpeg/Libav Image msrledec.c msrle_decode_pal4 memory corruption

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7.0$0-$5k0.00

A vulnerability has been found in FFmpeg and Libav (Multimedia Processing Software) (unknown version) and classified as critical. Affected by this vulnerability is the function msrle_decode_pal4 of the file msrledec.c of the component Image Handler. The manipulation with an unknown input leads to a memory corruption vulnerability. The CWE definition for the vulnerability is 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. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

The msrle_decode_pal4 function in msrledec.c in Libav before 10.7 and 11.x before 11.4 and FFmpeg before 2.0.7, 2.2.x before 2.2.15, 2.4.x before 2.4.8, 2.5.x before 2.5.6, and 2.6.x before 2.6.2 allows remote attackers to have unspecified impact via a crafted image, related to a pixel pointer, which triggers an out-of-bounds array access.

The weakness was published 06/16/2015 by Michal Zalewski (Website). It is possible to read the advisory at ffmpeg.org. This vulnerability is known as CVE-2015-3395 since 04/21/2015. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Technical details of the vulnerability are known, but there is no available exploit.

The vulnerability scanner Nessus provides a plugin with the ID 84171 (Debian DSA-3288-1 : libav - security update), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Debian Local Security Checks. The commercial vulnerability scanner Qualys is able to test this issue with plugin 196441 (Ubuntu Security Notification for Libav Vulnerabilities (USN-2944-1)).

Upgrading eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at Tenable (84171). Similar entries are available at 68316, 68533, 72779 and 73167.

Productinfo

Type

Name

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔍
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CVSSv3info

VulDB Meta Base Score: 7.3
VulDB Meta Temp Score: 7.0

VulDB Base Score: 7.3
VulDB Temp Score: 7.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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VulDB Base Score: 🔍
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Exploitinginfo

Class: Memory corruption
CWE: CWE-119
ATT&CK: Unknown

Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 84171
Nessus Name: Debian DSA-3288-1 : libav - security update
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Port: 🔍

OpenVAS ID: 703288
OpenVAS Name: Debian Security Advisory DSA 3288-1 (libav - security update)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

Interest: 🔍
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Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Patch: f7e1367f58263593e6cee3c282f7277d7ee9d553

Timelineinfo

04/14/2015 🔍
04/21/2015 +7 days 🔍
05/01/2015 +10 days 🔍
06/15/2015 +45 days 🔍
06/16/2015 +1 days 🔍
06/16/2015 +0 days 🔍
06/17/2015 +1 days 🔍
06/28/2015 +11 days 🔍
05/21/2022 +2519 days 🔍

Sourcesinfo

Product: ffmpeg.org

Advisory: USN-2944-1
Researcher: Michal Zalewski
Status: Not defined
Confirmation: 🔍

CVE: CVE-2015-3395 (🔍)
OVAL: 🔍

Vulnerability Center: 50735 - Libav and FFmpeg Unspecified Remote Vulnerability Related to a Pixel Pointer, Medium
SecurityFocus: 74385 - FFmpeg 'libavcodec/h264.c' Use After Free Denial of Service Vulnerability

See also: 🔍

Entryinfo

Created: 06/17/2015 12:36
Updated: 05/21/2022 09:06
Changes: 06/17/2015 12:36 (68), 07/01/2017 20:00 (6), 05/21/2022 09:01 (5), 05/21/2022 09:06 (1)
Complete: 🔍

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