CVE-2020-20450 — NULL Pointer Dereference in Ffmpeg

CWE-476 — NULL Pointer Dereference6 documents5 sources
Severity
7.5HIGHNVD
OSV6.5
EPSS
0.5%
top 33.26%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
3
FfmpegDebian FfmpegDebian Linux
Timeline
PublishedMay 25
Latest updateJun 8

Description

FFmpeg 4.2 is affected by null pointer dereference passed as argument to libavformat/aviobuf.c, which could cause a Denial of Service.

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:HExploitability: 3.9 | Impact: 3.6

Affected Packages4 packages

▶debiandebian/ffmpeg< ffmpeg 7:4.4-5 (bookworm)
▶Debianffmpeg/ffmpeg< 7:4.3.3-0+deb11u1+3
▶Ubuntuffmpeg/ffmpeg< 7:3.4.11-0ubuntu0.1+2
▶NVDffmpeg/ffmpeg4.2

Also affects: Debian Linux 11.0

🔴Vulnerability Details

3
OSV
ffmpeg vulnerabilities↗2022-06-08
▶
GHSA
GHSA-h7qc-wr5g-5r6r: FFmpeg 4↗2022-05-24
▶
OSV
CVE-2020-20450: FFmpeg 4↗2021-05-25
▶

📋Vendor Advisories

2
Ubuntu
FFmpeg vulnerabilities↗2022-06-08
▶
Debian
CVE-2020-20450: ffmpeg - FFmpeg 4.2 is affected by null pointer dereference passed as argument to libavfo...↗2020
▶