CVE-2021-44917 Denial of service in n/a

Medium 5.5 Published 21 Dec 2021 Updated 4 Aug 2024

A divide-by-zero error in gnuplot's boundary3d function allows attackers to cause an application crash via crafted input.

Exploited in the wild: Not known
Login needed: Not needed
Attackable: Local or same network only
Victim action needed: A user has to click or open something
Fix: Available

What is CVE-2021-44917?

CVE-2021-44917 is a medium-severity denial of service vulnerability in n/a, published on 21 Dec 2021. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.

Official description

A Divide by Zero vulnerability exists in gnuplot 5.4 in the boundary3d function in graph3d.c, which could cause a Arithmetic exception and application crash.

Weakness: CWE-369

Which versions are affected by CVE-2021-44917?

It affects 1 product.

Linux distribution packages (1)

gnuplot openSUSE:Tumbleweed All versions 5.4.3-1.1

Products include Gnuplot Gnuplot.

How do I fix CVE-2021-44917?

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-2021-44917 being exploited?

There is no known exploitation of CVE-2021-44917 in the wild and no public exploit code.

Sources

Also known as DEBIAN-CVE-2021-44917, GHSA-54h4-5526-7jv6, UBUNTU-CVE-2021-44917, openSUSE-SU-2024:11723-1.