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CVE-2011-4579

17
FAUCET Score

CVE-2011-4579 is a memory corruption vulnerability in the SVQ1 decoder within FFmpeg and Libav, specifically affecting versions 0.5.x, 0.6.x, 0.7.x, and 0.8.x. A remote attacker can trigger a denial of service by providing a specially crafted SVQ1 stream, related to "dimensions changed." The vulnerability has a CVSS score of 4.3, indicating a medium attack complexity and potential for partial availability impact. There is no known active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
0.5CPE matchmatch criteria
cpe:2.3:a:ffmpeg:ffmpeg:0.5:*:*:*:*:*:*:*
0.5.1CPE matchmatch criteria
cpe:2.3:a:ffmpeg:ffmpeg:0.5.1:*:*:*:*:*:*:*
0.5.2CPE matchmatch criteria
cpe:2.3:a:ffmpeg:ffmpeg:0.5.2:*:*:*:*:*:*:*
0.5.3CPE matchmatch criteria
cpe:2.3:a:ffmpeg:ffmpeg:0.5.3:*:*:*:*:*:*:*
0.5.4CPE matchmatch criteria
cpe:2.3:a:ffmpeg:ffmpeg:0.5.4:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

4.3MEDIUM

AV:N/AC:M/Au:N/C:N/I:N/A:P

Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
Access Vector
NETWORK
Access Complexity
MEDIUM
Authentication
NONE
Exploitability Score
8.6
Impact Score
2.9
CvssVersion
2.0

Exploit Intelligence

EPSS Score
3.32%
Probability of exploitation in next 30 days
EPSS Percentile
87.3%
Percentile rank of EPSS score among Peer Group
As of 2026-07-24
Model: v2026.06.15
This CVE's current EPSS score of 0.0332 is in the 82nd percentile among its peer group of 19,953 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 Bluesky, 0.0 Mastodon, and 0.2 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (19)

asteriskpatch availablevia llm_extracted
Fixed in: 0.7.8
View patch
asteriskpatch availablevia llm_extracted
Fixed in: 0.6.4
View patch
asteriskpatch availablevia llm_extracted
Fixed in: 0.5.6
View patch
asteriskpatch availablevia llm_extracted
Fixed in: 0.8.7
View patch
bitbucketpatch availablevia llm_extracted
Fixed in: 0.8.7
bitbucketpatch availablevia llm_extracted
Fixed in: 0.6.4
bitbucketpatch availablevia llm_extracted
Fixed in: 0.5.6
bitbucketpatch availablevia llm_extracted
Fixed in: 0.7.8
elementpatch availablevia llm_extracted
Fixed in: 0.6.4
elementpatch availablevia llm_extracted
Fixed in: 0.7.8
elementpatch availablevia llm_extracted
Fixed in: 0.8.7
elementpatch availablevia llm_extracted
Fixed in: 0.5.6
gl_inetpatch availablevia llm_extracted
Fixed in: 0.6.4
gl_inetpatch availablevia llm_extracted
Fixed in: 0.8.7
gl_inetpatch availablevia llm_extracted
Fixed in: 0.7.8
gl_inetpatch availablevia llm_extracted
Fixed in: 0.5.6
jfrogpatch availablevia llm_extracted
Fixed in: 0.8.7
jfrogpatch availablevia llm_extracted
Fixed in: 0.5.6
jfrogpatch availablevia llm_extracted
Fixed in: 0.6.4

Vendor Advisories (19)

jfrogllm-jfrog-4dc00b67b256300a

Multiple vulnerabilities fixed in FFmpeg 0.8.7

jfrogllm-jfrog-224a902f91117ccc

Multiple vulnerabilities fixed in FFmpeg 0.6.4

jfrogllm-jfrog-b912a4e7d22b53c5

Multiple vulnerabilities fixed in FFmpeg 0.5.6

asteriskllm-asterisk-82d1fcbfc2a9ce25

Multiple vulnerabilities fixed in FFmpeg 0.8.7

asteriskllm-asterisk-fb699924127f8bf3

Multiple vulnerabilities fixed in FFmpeg 0.7.8

asteriskllm-asterisk-9530def882cbd62a

Multiple vulnerabilities fixed in FFmpeg 0.6.4

asteriskllm-asterisk-8beed8ff6fbad817

Multiple vulnerabilities fixed in FFmpeg 0.5.6

gl_inetllm-gl_inet-6aaec5094a39b4fb

Multiple vulnerabilities fixed in FFmpeg 0.8.7

gl_inetllm-gl_inet-39587442c18e7642

Multiple vulnerabilities fixed in FFmpeg 0.7.8

gl_inetllm-gl_inet-a4c389b2d3c5721e

Multiple vulnerabilities fixed in FFmpeg 0.6.4

gl_inetllm-gl_inet-f24674e5e83dbf97

Multiple vulnerabilities fixed in FFmpeg 0.5.6

bitbucketllm-bitbucket-35261d67bd38d637

Multiple vulnerabilities fixed in FFmpeg 0.8.7

bitbucketllm-bitbucket-2139913cf222c137

Multiple vulnerabilities fixed in FFmpeg 0.7.8

bitbucketllm-bitbucket-10303a118f13c302

Multiple vulnerabilities fixed in FFmpeg 0.6.4

bitbucketllm-bitbucket-42bf64a318bbe7e7

Multiple vulnerabilities fixed in FFmpeg 0.5.6

elementllm-element-8c64810ec260bb2f

Multiple vulnerabilities fixed in FFmpeg 0.8.7

elementllm-element-658470e64b850797

Multiple vulnerabilities fixed in FFmpeg 0.7.8

elementllm-element-213fed279dbb852e

Multiple vulnerabilities fixed in FFmpeg 0.6.4

elementllm-element-5281ab8a152adeb2

Multiple vulnerabilities fixed in FFmpeg 0.5.6

References

ffmpeg.org
Vendor Advisory
git.libav.org
git.videolan.org
libav.org
Vendor Advisory
ubuntu.com / usn/usn-1320-1
ubuntu.com / usn/usn-1333-1
mandriva.com / security/advisories
mandriva.com / security/advisories
mandriva.com / security/advisories
securityfocus.com / archive/1/520620