CVE-2023-45171 IBM AIX denial of service

Medium 6.2 Published 11 Jan 2024 Updated 17 Jun 2025

A local non-privileged user can exploit a kernel vulnerability 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-2023-45171?

CVE-2023-45171 is a medium-severity denial of service vulnerability in Ibm Aix, published on 11 Jan 2024. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

IBM AIX 7.2, 7.3, and VIOS 3.1 could allow a non-privileged local user to exploit a vulnerability in the kernel to cause a denial of service. IBM X-Force ID: 267969.

Weakness: CWE-20

Which versions are affected by CVE-2023-45171?

It affects 2 products.

Products include Ibm Aix, Ibm Vios.

How do I fix CVE-2023-45171?

No fix has been published for CVE-2023-45171 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-2023-45171 being exploited?

There is no known exploitation of CVE-2023-45171 in the wild and no public exploit code.

All Ibm Aix vulnerabilities

Sources

Also known as GHSA-pxhr-7vfm-8h7v.