CVE-2020-22038
First published: Tue Jun 01 2021(Updated: )
A Denial of Service vulnerability exists in FFmpeg 4.2 due to a memory leak in the ff_v4l2_m2m_create_context function in v4l2_m2m.c.
Credit: cve@mitre.org cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| ubuntu/ffmpeg | <7:3.4.11-0ubuntu0.1+ | 7:3.4.11-0ubuntu0.1+ |
| ubuntu/ffmpeg | <7:4.2.7-0ubuntu0.1+ | 7:4.2.7-0ubuntu0.1+ |
| ubuntu/ffmpeg | <4.4 | 4.4 |
| debian/ffmpeg | <=7:4.1.9-0+deb10u1<=7:4.1.11-0+deb10u1<=7:4.3.6-0+deb11u1 | 7:5.1.4-0+deb12u1 7:6.1.1-1 |
| FFmpeg FFmpeg | =4.2 |
Remedy
https://git.videolan.org/?p=ffmpeg.git;a=commitdiff;h=7c32e9cf93b712f8463573a59ed4e98fd10fa013
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Reference Links
- https://trac.ffmpeg.org/ticket/8285
- https://launchpad.net/bugs/cve/CVE-2020-22038
- https://git.videolan.org/?p=ffmpeg.git;a=commitdiff;h=7c32e9cf93b712f8463573a59ed4e98fd10fa013
- https://security-tracker.debian.org/tracker/CVE-2020-22038
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-22038
- https://ubuntu.com/security/notices/USN-6449-1
- https://nvd.nist.gov/vuln/detail/CVE-2020-22038
- https://ubuntu.com/security/CVE-2020-22038
Frequently Asked Questions
What is CVE-2020-22038?
CVE-2020-22038 is a Denial of Service vulnerability in FFmpeg 4.2.
How severe is CVE-2020-22038?
CVE-2020-22038 has a severity score of 6.5 (medium).
Which version of FFmpeg is affected by CVE-2020-22038?
FFmpeg version 4.2 is affected by CVE-2020-22038.
What is the impact of CVE-2020-22038?
CVE-2020-22038 can allow an attacker to cause a Denial of Service by exploiting a memory leak in the ff_v4l2_m2m_create_context function in v4l2_m2m.c.
Are there any known remedies for CVE-2020-22038?
Remedies include updating to Ubuntu versions 4.4, 7:3.4.11-0ubuntu0.1+, 7:4.2.7-0ubuntu0.1+, or Debian versions 7:5.1.3-1, 7:6.0-7.
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