CVE-2020-22028: Buffer Overflow
First published: Wed May 26 2021(Updated: )
Buffer Overflow vulnerability exists in FFmpeg 4.2 in filter_vertically_8 at libavfilter/vf_avgblur.c, which could cause a remote Denial of Service.
Credit: cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| debian/ffmpeg | 7:4.3.7-0+deb11u1 7:4.3.8-0+deb11u1 7:5.1.6-0+deb12u1 7:7.0.2-3 7:7.1-3 | |
| FFmpeg | =4.2 | |
| Debian GNU/Linux | =9.0 | |
| Debian GNU/Linux | =10.0 |
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Reference Links
- https://trac.ffmpeg.org/ticket/8274
- https://lists.debian.org/debian-lts-announce/2021/08/msg00018.html
- https://www.debian.org/security/2021/dsa-4990
- https://launchpad.net/bugs/cve/CVE-2020-22028
- https://git.videolan.org/?p=ffmpeg.git;a=commitdiff;h=f069a9c2a65bc20c3462127623127df6dfd06c5b
- https://security-tracker.debian.org/tracker/CVE-2020-22028
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-22028
- https://nvd.nist.gov/vuln/detail/CVE-2020-22028
- https://ubuntu.com/security/CVE-2020-22028
Frequently Asked Questions
What is the severity of CVE-2020-22028?
The severity of CVE-2020-22028 is high.
How does the Buffer Overflow vulnerability in FFmpeg 4.2 affect me?
The Buffer Overflow vulnerability in FFmpeg 4.2 can cause a remote Denial of Service attack.
Which version of FFmpeg is affected by CVE-2020-22028?
Versions 4.2 and below of FFmpeg are affected by CVE-2020-22028.
How can I fix the Buffer Overflow vulnerability in FFmpeg?
To fix the Buffer Overflow vulnerability in FFmpeg, update to version 7:3.4.11-0ubuntu0.1 or later.
Where can I find more information about CVE-2020-22028?
You can find more information about CVE-2020-22028 on the CVE website and the Ubuntu security notices.
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