PT-2021-10721 · FFmpeg+5 · Ffmpeg+5

Published

2019-09-11

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Updated

2025-07-11

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CVE-2020-22043

CVSS v3.1

6.5

Medium

VectorAV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Name of the Vulnerable Software and Affected Versions FFmpeg version 4.2
Description A Denial of Service issue exists due to a memory leak at the fifo alloc common function in libavutil/fifo.c.
Recommendations For FFmpeg version 4.2, consider updating to a newer version to mitigate the risk, however, at the moment, there is no information about a newer version that contains a fix for this vulnerability. As a temporary workaround, consider restricting access to the fifo alloc common function in libavutil/fifo.c to minimize the risk of exploitation.

Exploit

DoS

Memory Leak

Weakness Enumeration

Related Identifiers

ALT-PU-2019-2678
BDU:2025-12499
CVE-2020-22043
OESA-2025-1771
OESA-2025-1772
OESA-2025-1773
OPENSUSE-SU-2021:2322-1
OPENSUSE-SU-2021_2322-1
SUSE-SU-2021:2322-1
SUSE-SU-2021:2929-1
USN-6430-1

Affected Products

Alt Linux
Astra Linux
Ffmpeg
Linuxmint
Suse
Ubuntu