CVE-2011-2161

Name: CVE-2011-2161
Creator: NVD / NIST
Published: 2011-05-20T22:55:06+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 1.23%

Last modified Jun 16, 2026

CVE-2011-2161 is a vulnerability of currently unknown severity. The ape_read_header function in ape.c in libavformat in FFmpeg before 0.5.4, as used in MPlayer, VideoLAN VLC media player, and other products, allows remote attackers to cause a denial of service (application crash) via an APE (aka Monkey's Audio) file that contains a header but no frames.. EPSS estimates a 1.23% chance of exploitation in the next 30 days.

Description

The ape_read_header function in ape.c in libavformat in FFmpeg before 0.5.4, as used in MPlayer, VideoLAN VLC media player, and other products, allows remote attackers to cause a denial of service (application crash) via an APE (aka Monkey's Audio) file that contains a header but no frames.

Metrics

EPSS Probability

1.23%

65.2th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-399

Affected Software

Vendor	Product	Versions
Ffmpeg	Ffmpeg	< 0.5.4

References

http://ffmpeg.mplayerhq.hu/Vendor Advisory
http://packetstorm.linuxsecurity.com/1103-exploits/vlc105-dos.txtBroken Link
https://github.com/FFmpeg/FFmpeg/commit/8312e3fc9041027a33c8bc667bb99740fdf41dd5Patch, Third Party Advisory
http://ffmpeg.mplayerhq.hu/Vendor Advisory
http://packetstorm.linuxsecurity.com/1103-exploits/vlc105-dos.txtBroken Link
https://github.com/FFmpeg/FFmpeg/commit/8312e3fc9041027a33c8bc667bb99740fdf41dd5Patch, Third Party Advisory

Timeline

Published: May 20, 2011
Last Modified: Jun 16, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2011-2161?

How severe is CVE-2011-2161?

Severity scoring for CVE-2011-2161 is pending analysis. The EPSS model estimates a 1.23% probability of exploitation in the next 30 days.

How do I fix CVE-2011-2161?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2011-2161?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST