CVE-2020-20446 — Divide By Zero in Ffmpeg

CWE-369 — Divide By Zero8 documents5 sources
Severity
6.5MEDIUMNVD
EPSS
2.1%
top 16.05%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
3
FfmpegDebian FfmpegDebian Linux
Timeline
PublishedMay 25
Latest updateJun 13

Description

FFmpeg 4.2 is affected by a Divide By Zero issue via libavcodec/aacpsy.c, which allows a remote malicious user to cause a Denial of Service.

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:HExploitability: 2.8 | Impact: 3.6

Affected Packages4 packages

▶debiandebian/ffmpeg< ffmpeg 7:4.4.1-1 (bookworm)
▶Debianffmpeg/ffmpeg< 7:4.3.3-0+deb11u1+3
▶Ubuntuffmpeg/ffmpeg< 7:3.4.11-0ubuntu0.1+3
▶NVDffmpeg/ffmpeg4.2

Also affects: Debian Linux 10.0, 11.0, 9.0

🔴Vulnerability Details

4
OSV
ffmpeg vulnerabilities↗2022-06-13
▶
OSV
ffmpeg vulnerabilities↗2022-06-08
▶
GHSA
GHSA-g8q8-j3hg-2pxm: FFmpeg 4↗2022-05-24
▶
OSV
CVE-2020-20446: FFmpeg 4↗2021-05-25
▶

📋Vendor Advisories

3
Ubuntu
FFmpeg vulnerabilities↗2022-06-13
▶
Ubuntu
FFmpeg vulnerabilities↗2022-06-08
▶
Debian
CVE-2020-20446: ffmpeg - FFmpeg 4.2 is affected by a Divide By Zero issue via libavcodec/aacpsy.c, which ...↗2020
▶