CVE-2022-43382 IBM AIX denial of service

Medium 6.2 Published 20 Dec 2022 Updated 16 Apr 2025

A local user with elevated privileges can exploit the lpd daemon in IBM AIX to cause a denial of service.

Exploited in the wild: Not known
Login needed: Not needed
Attackable: Local or same network only
Victim action needed: Not needed
Fix: None listed

What is CVE-2022-43382?

CVE-2022-43382 is a medium-severity denial of service vulnerability in Ibm Aix, published on 20 Dec 2022. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

IBM AIX 7.1, 7.2, 7.3, and VIOS 3.1could allow a local user with elevated privileges to exploit a vulnerability in the lpd daemon to cause a denial of service. IBM X-Force ID: 238641.

Weakness: CWE-399

Which versions are affected by CVE-2022-43382?

It affects 2 products.

Products include Ibm Aix, Ibm Vios.

How do I fix CVE-2022-43382?

No fix has been published for CVE-2022-43382 yet. Limit exposure of the affected software until one is available.

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-2022-43382 being exploited?

There is no known exploitation of CVE-2022-43382 in the wild and no public exploit code.

All Ibm Aix vulnerabilities

Sources

Also known as GHSA-w9q6-m522-7vqj.