CVE-2011-3940

Gentoo Linux Security Advisory 201310-12

Severity Score

5.5

*CVSS v3

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

nsvdec.c in libavcodec in FFmpeg 0.7.x before 0.7.12 and 0.8.x before 0.8.11, and in Libav 0.5.x before 0.5.9, 0.6.x before 0.6.6, 0.7.x before 0.7.5, and 0.8.x before 0.8.1, allows remote attackers to cause a denial of service (out-of-bounds read and write) via a crafted NSV file that triggers "use of uninitialized streams."

nsvdec.c en libavcodec de FFmpeg en v0.7.x antes de v0.7.12 y v0.8.x antes de v0.8.11, y en Libav v0.5.x antes de v0.5.9, v0.6.x antes de v0.6.6, v0.7.x antes de v0.7.5 y v0.8.x antes de v0.8.1, permite a atacantes remotos provocar una denegación de servicio (lectura y escritura fuera de límites) a través de un archivo modificado que provoca "el uso de flujos sin inicializar".

Multiple vulnerabilities were found in FFmpeg, the worst of which might enable remote attackers to cause user-assisted execution of arbitrary code. Versions less than 1.0.7 are affected.

*Credits: N/A

Attack Vector

Local

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

High

Attack Vector

Network

Attack Complexity

Medium

Authentication

None

Confidentiality

Partial

Integrity

Partial

Availability

Partial

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2011-10-01 CVE Reserved
2012-08-20 CVE Published
2024-08-06 CVE Updated
2025-03-30 EPSS Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CWE-119: Improper Restriction of Operations within the Bounds of a Memory Buffer

CAPEC

References (8)

URL	Tag	Source
http://ffmpeg.org	X_refsource_confirm
http://git.videolan.org/?p=ffmpeg.git%3Ba=commitdiff%3Bh=5c011706bc752d34bc6ada31d7df2ca0c9af7c6b	X_refsource_confirm
http://git.videolan.org/?p=ffmpeg.git%3Ba=commitdiff%3Bh=8fd8a48263ff1437f9d02d7e78dc63efb9b5ed3a	X_refsource_confirm
http://git.videolan.org/?p=ffmpeg.git%3Ba=commitdiff%3Bh=c898431ca5ef2a997fe9388b650f658fb60783e5	X_refsource_confirm
http://libav.org	X_refsource_confirm
http://secunia.com/advisories/49089	Third Party Advisory

URL	Date	SRC

URL	Date	SRC

URL	Date	SRC
http://www.debian.org/security/2012/dsa-2471	2023-11-07
http://www.ubuntu.com/usn/USN-1479-1	2023-11-07

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Ffmpeg Search vendor "Ffmpeg"		Ffmpeg Search vendor "Ffmpeg" for product "Ffmpeg"				0.7.1 Search vendor "Ffmpeg" for product "Ffmpeg" and version "0.7.1"		-		Affected
Ffmpeg Search vendor "Ffmpeg"		Ffmpeg Search vendor "Ffmpeg" for product "Ffmpeg"				0.7.2 Search vendor "Ffmpeg" for product "Ffmpeg" and version "0.7.2"		-		Affected
Ffmpeg Search vendor "Ffmpeg"		Ffmpeg Search vendor "Ffmpeg" for product "Ffmpeg"				0.7.6 Search vendor "Ffmpeg" for product "Ffmpeg" and version "0.7.6"		-		Affected
Ffmpeg Search vendor "Ffmpeg"		Ffmpeg Search vendor "Ffmpeg" for product "Ffmpeg"				0.7.7 Search vendor "Ffmpeg" for product "Ffmpeg" and version "0.7.7"		-		Affected
Ffmpeg Search vendor "Ffmpeg"		Ffmpeg Search vendor "Ffmpeg" for product "Ffmpeg"				0.7.8 Search vendor "Ffmpeg" for product "Ffmpeg" and version "0.7.8"		-		Affected
Ffmpeg Search vendor "Ffmpeg"		Ffmpeg Search vendor "Ffmpeg" for product "Ffmpeg"				0.7.9 Search vendor "Ffmpeg" for product "Ffmpeg" and version "0.7.9"		-		Affected
Ffmpeg Search vendor "Ffmpeg"		Ffmpeg Search vendor "Ffmpeg" for product "Ffmpeg"				0.7.11 Search vendor "Ffmpeg" for product "Ffmpeg" and version "0.7.11"		-		Affected
Ffmpeg Search vendor "Ffmpeg"		Ffmpeg Search vendor "Ffmpeg" for product "Ffmpeg"				0.8.5 Search vendor "Ffmpeg" for product "Ffmpeg" and version "0.8.5"		-		Affected
Ffmpeg Search vendor "Ffmpeg"		Ffmpeg Search vendor "Ffmpeg" for product "Ffmpeg"				0.8.6 Search vendor "Ffmpeg" for product "Ffmpeg" and version "0.8.6"		-		Affected
Ffmpeg Search vendor "Ffmpeg"		Ffmpeg Search vendor "Ffmpeg" for product "Ffmpeg"				0.8.7 Search vendor "Ffmpeg" for product "Ffmpeg" and version "0.8.7"		-		Affected
Ffmpeg Search vendor "Ffmpeg"		Ffmpeg Search vendor "Ffmpeg" for product "Ffmpeg"				0.8.8 Search vendor "Ffmpeg" for product "Ffmpeg" and version "0.8.8"		-		Affected
Ffmpeg Search vendor "Ffmpeg"		Ffmpeg Search vendor "Ffmpeg" for product "Ffmpeg"				0.8.10 Search vendor "Ffmpeg" for product "Ffmpeg" and version "0.8.10"		-		Affected
Libav Search vendor "Libav"		Libav Search vendor "Libav" for product "Libav"				0.5 Search vendor "Libav" for product "Libav" and version "0.5"		-		Affected
Libav Search vendor "Libav"		Libav Search vendor "Libav" for product "Libav"				0.5.1 Search vendor "Libav" for product "Libav" and version "0.5.1"		-		Affected
Libav Search vendor "Libav"		Libav Search vendor "Libav" for product "Libav"				0.5.2 Search vendor "Libav" for product "Libav" and version "0.5.2"		-		Affected
Libav Search vendor "Libav"		Libav Search vendor "Libav" for product "Libav"				0.5.3 Search vendor "Libav" for product "Libav" and version "0.5.3"		-		Affected
Libav Search vendor "Libav"		Libav Search vendor "Libav" for product "Libav"				0.5.4 Search vendor "Libav" for product "Libav" and version "0.5.4"		-		Affected
Libav Search vendor "Libav"		Libav Search vendor "Libav" for product "Libav"				0.5.5 Search vendor "Libav" for product "Libav" and version "0.5.5"		-		Affected
Libav Search vendor "Libav"		Libav Search vendor "Libav" for product "Libav"				0.5.6 Search vendor "Libav" for product "Libav" and version "0.5.6"		-		Affected
Libav Search vendor "Libav"		Libav Search vendor "Libav" for product "Libav"				0.5.7 Search vendor "Libav" for product "Libav" and version "0.5.7"		-		Affected
Libav Search vendor "Libav"		Libav Search vendor "Libav" for product "Libav"				0.6 Search vendor "Libav" for product "Libav" and version "0.6"		-		Affected
Libav Search vendor "Libav"		Libav Search vendor "Libav" for product "Libav"				0.6.1 Search vendor "Libav" for product "Libav" and version "0.6.1"		-		Affected
Libav Search vendor "Libav"		Libav Search vendor "Libav" for product "Libav"				0.6.2 Search vendor "Libav" for product "Libav" and version "0.6.2"		-		Affected
Libav Search vendor "Libav"		Libav Search vendor "Libav" for product "Libav"				0.6.3 Search vendor "Libav" for product "Libav" and version "0.6.3"		-		Affected
Libav Search vendor "Libav"		Libav Search vendor "Libav" for product "Libav"				0.6.4 Search vendor "Libav" for product "Libav" and version "0.6.4"		-		Affected
Libav Search vendor "Libav"		Libav Search vendor "Libav" for product "Libav"				0.6.5 Search vendor "Libav" for product "Libav" and version "0.6.5"		-		Affected
Libav Search vendor "Libav"		Libav Search vendor "Libav" for product "Libav"				0.7 Search vendor "Libav" for product "Libav" and version "0.7"		-		Affected
Libav Search vendor "Libav"		Libav Search vendor "Libav" for product "Libav"				0.7.1 Search vendor "Libav" for product "Libav" and version "0.7.1"		-		Affected
Libav Search vendor "Libav"		Libav Search vendor "Libav" for product "Libav"				0.7.2 Search vendor "Libav" for product "Libav" and version "0.7.2"		-		Affected
Libav Search vendor "Libav"		Libav Search vendor "Libav" for product "Libav"				0.7.3 Search vendor "Libav" for product "Libav" and version "0.7.3"		-		Affected
Libav Search vendor "Libav"		Libav Search vendor "Libav" for product "Libav"				0.7.4 Search vendor "Libav" for product "Libav" and version "0.7.4"		-		Affected
Libav Search vendor "Libav"		Libav Search vendor "Libav" for product "Libav"				0.8 Search vendor "Libav" for product "Libav" and version "0.8"		-		Affected
Libav Search vendor "Libav"		Libav Search vendor "Libav" for product "Libav"				0.8 Search vendor "Libav" for product "Libav" and version "0.8"		beta2		Affected