CVE-2020-22035

HIGH

FFmpeg 4.2 - Heap-based Buffer Overflow in get_block_row

Title source: llm

Description

A heap-based Buffer Overflow vulnerability exists in FFmpeg 4.2 in get_block_row at libavfilter/vf_bm3d.c, which might lead to memory corruption and other potential consequences.

References (2)

Core 2

Core References

Exploit, Issue Tracking, Vendor Advisory x_refsource_misc

https://trac.ffmpeg.org/ticket/8262

Third Party Advisory vendor-advisory x_refsource_debian

https://www.debian.org/security/2021/dsa-4990

Scores

CVSS v3 8.8

EPSS 0.0053

EPSS Percentile 67.5%

Attack Vector NETWORK

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Details

CWE

CWE-787

Status published

Products (2)

debian/debian_linux 10.0

ffmpeg/ffmpeg 4.2

Published Jun 01, 2021

Tracked Since Feb 18, 2026