CVE-2022-43272 Denial of service in n/a

High 7.5 Published 2 Dec 2022 Updated 3 Nov 2025

A memory leak in DCMTK allows attackers to cause denial of service by exhausting system memory through association objects.

Exploited in the wild: Not known
Login needed: Not needed
Attackable: Over the internet
Victim action needed: Not needed
Fix: Available

What is CVE-2022-43272?

CVE-2022-43272 is a high-severity denial of service vulnerability in n/a, published on 2 Dec 2022. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

DCMTK v3.6.7 was discovered to contain a memory leak via the T_ASC_Association object.

Weakness: CWE-401

Which versions are affected by CVE-2022-43272?

It affects 1 product.

Products include Offis Dcmtk.

How do I fix CVE-2022-43272?

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-2022-43272 being exploited?

There is no known exploitation of CVE-2022-43272 in the wild and no public exploit code.

Sources

Also known as DEBIAN-CVE-2022-43272, GHSA-h5pv-v4mg-79m7, UBUNTU-CVE-2022-43272.