CVE-2020-22044

MEDIUM

FFmpeg 4.2 - Denial of Service via Memory Leak in url_open_dyn_buf_internal

Title source: llm
STIX 2.1

Description

A Denial of Service vulnerability exists in FFmpeg 4.2 due to a memory leak in the url_open_dyn_buf_internal function in libavformat/aviobuf.c.

References (2)

Core 2
Core References
Exploit, Patch, Vendor Advisory x_refsource_misc
https://trac.ffmpeg.org/ticket/8295
Mailing List, Third Party Advisory mailing-list x_refsource_mlist
https://lists.debian.org/debian-lts-announce/2021/11/msg00012.html

Scores

CVSS v3 6.5
EPSS 0.0103
EPSS Percentile 77.6%
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-401
Status published
Products (2)
debian/debian_linux 9.0
ffmpeg/ffmpeg 4.2
Published Jun 01, 2021
Tracked Since Feb 18, 2026