01 Record

CVE-2011-4579

The svq1_decode_frame function in the SVQ1 decoder (svq1dec.c) in libavcodec in FFmpeg 0.5.x before 0.5.7, 0.6.x before 0.6.4, 0.7.x before 0.7.9, and 0.8.x before 0.8.8; and in Libav 0.5.x before

UnratedPUBLISHEDCNA: redhat

CNA base scoreUnratedNo CNA CVSS vector

View raw JSON

02 Description

The svq1_decode_frame function in the SVQ1 decoder (svq1dec.c) in libavcodec in FFmpeg 0.5.x before 0.5.7, 0.6.x before 0.6.4, 0.7.x before 0.7.9, and 0.8.x before 0.8.8; and in Libav 0.5.x before

03 Exploitation and scoring

Exploitation: Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
SSVC decision: Not assessed by CISA
EPSS probability: 3.31% probability of exploitation activity in the next 30 days.
EPSS percentile: Equal to or higher than the score of 88.5% of scored records. A rank, not a probability.
NVD base score: The NVD has published no score for this record
NVD CVSS vector: No NVD score to derive
NVD analysis status: Modified. NVD last modified this record on 2026-06-16.
Red Hat severity: No Red Hat rating. Red Hat rates the CVEs that affect its products.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

04 Metadata

Published

2012-08-20 20:00Z14 YR AGO

Last updated

2024-09-17 01:30Z2 YR AGO

Reserved

2011-11-29

Assigning CNA

redhat

Record state

PUBLISHED

Severity

Not rated by the issuing CNA

CNA CVSS vector

Not published by the issuing CNA

Weaknesses

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

Data version

5.1

Document digest

bf4fcb37fe9f38e9e7e19f838372f01c81896e8707c063d58655d014a7b529f8

05 Affected products

VendorProductVersionsPlatforms

ffmpegffmpegNot specified—

libavlibavNot specified—

06 References

git.libav.orghttp://git.libav.org/?p=libav.git%3Ba=commit%3Bh=6e24b9488e67849a28e64a8056e05f83cf439229x_refsource_CONFIRM
www.mandriva.comMDVSA-2012:076http://www.mandriva.com/security/advisories?name=MDVSA-2012:076vendor-advisoryx_refsource_MANDRIVA
git.videolan.orghttp://git.videolan.org/?p=ffmpeg.git%3Ba=commit%3Bh=6e24b9488e67849a28e64a8056e05f83cf439229x_refsource_CONFIRM
ubuntu.comUSN-1320-1http://ubuntu.com/usn/usn-1320-1vendor-advisoryx_refsource_UBUNTU
www.mandriva.comMDVSA-2012:074http://www.mandriva.com/security/advisories?name=MDVSA-2012:074vendor-advisoryx_refsource_MANDRIVA
www.mandriva.comMDVSA-2012:075http://www.mandriva.com/security/advisories?name=MDVSA-2012:075vendor-advisoryx_refsource_MANDRIVA
ffmpeg.orghttp://ffmpeg.org/x_refsource_CONFIRM
libav.orghttp://libav.org/x_refsource_CONFIRM
ubuntu.comUSN-1333-1http://ubuntu.com/usn/usn-1333-1vendor-advisoryx_refsource_UBUNTU
www.securityfocus.com20111123 NGS00148 Patch Notification: FFmpeg Libavcodec memory corruption remote code executionhttp://www.securityfocus.com/archive/1/520620mailing-listx_refsource_BUGTRAQ

07 Fixed in

Debian 12

ffmpeg
Fixed in 7:2.4.1-1

Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.

Debian 13

ffmpeg
Fixed in 7:2.4.1-1

Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.

Debian 14

ffmpeg
Fixed in 7:2.4.1-1

Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.

A release or ecosystem missing from this list has no record here. It may be unaffected or not covered by the source. Source notices and licences.