CVE-2020-22033

MEDIUM

FFmpeg 4.2 - Heap-based Buffer Overflow in vf_vmafmotion Convolution

Title source: llm

Description

A heap-based Buffer Overflow Vulnerability exists FFmpeg 4.2 at libavfilter/vf_vmafmotion.c in convolution_y_8bit, which could let a remote malicious user cause a Denial of Service.

References (3)

Core 3

Core References

Exploit, Issue Tracking, Vendor Advisory x_refsource_misc

https://trac.ffmpeg.org/ticket/8246

Third Party Advisory x_refsource_misc

https://cwe.mitre.org/data/definitions/122.html

Third Party Advisory vendor-advisory x_refsource_debian

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

Scores

CVSS v3 6.5

EPSS 0.0073

EPSS Percentile 72.9%

Attack Vector NETWORK

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

Details

CWE

CWE-787

Status published

Products (2)

debian/debian_linux 10.0

ffmpeg/ffmpeg 4.2

Published May 27, 2021

Tracked Since Feb 18, 2026