CVE-2020-22042 Denial of service in n/a
A memory leak in FFmpeg's graph parser allows attackers to cause a denial of service by exhausting system memory.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- Available
What is CVE-2020-22042?
CVE-2020-22042 is a medium-severity denial of service vulnerability in Debian Debian Linux, published on 1 Jun 2021. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.
Official description
A Denial of Service vulnerability exists in FFmpeg 4.2 due to a memory leak is affected by: memory leak in the link_filter_inouts function in libavfilter/graphparser.c.
Weakness: CWE-401
Which versions are affected by CVE-2020-22042?
It affects 2 products.
Linux distribution packages (7)
ffmpeg SUSE:Linux Enterprise Module for Desktop Applications 15 SP2 | All versions | 3.4.2-11.14.1 |
ffmpeg SUSE:Linux Enterprise Module for Desktop Applications 15 SP3 | All versions | 3.4.2-11.14.1 |
ffmpeg SUSE:Linux Enterprise Module for Package Hub 15 SP2 | All versions | 3.4.2-11.14.1 |
ffmpeg SUSE:Linux Enterprise Module for Package Hub 15 SP3 | All versions | 3.4.2-11.14.1 |
ffmpeg SUSE:Linux Enterprise Workstation Extension 15 SP2 | All versions | 3.4.2-11.14.1 |
ffmpeg SUSE:Linux Enterprise Workstation Extension 15 SP3 | All versions | 3.4.2-11.14.1 |
ffmpeg openSUSE:Leap 15.3 | All versions | 3.4.2-11.14.1 |
Products include Debian Debian Linux, Ffmpeg Ffmpeg.
How do I fix CVE-2020-22042?
Upgrade to a fixed version.
Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.
Is CVE-2020-22042 being exploited?
There is no known exploitation of CVE-2020-22042 in the wild and no public exploit code.
Other vulnerabilities in Debian Debian Linux
Sources
Also known as CLEANSTART-2024-DJ59704, DEBIAN-CVE-2020-22042, GHSA-mcf4-jwp6-459x, SUSE-SU-2021:3293-1, UBUNTU-CVE-2020-22042, openSUSE-SU-2021:3293-1.