CVE-2026-16724 Power System Integer Overflow

Medium 4.5 Published 19 Aug 2026 Updated 20 Aug 2026

An authenticated administrator can cause the IBM Virtualization Management Interface to crash, leading to a sustained denial of service.

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

What is CVE-2026-16724?

CVE-2026-16724 is a medium-severity vulnerability in IBM Virtualization Management Interface, published on 19 Aug 2026. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

IBM Virtualization Management Interface FW1110.00 through FW1110.30, FW1120.00 through FW1120.00, and FW1060.00 through FW1060.80 is affected by a vulnerability in the Virtualization Management Interface (VMI). An attacker with authenticated administrator-level access can cause the VMI to crash. The VMI will restart automatically; however, repeated exploitation could result in a sustained availability impact.

Weakness: CWE-190

Which versions are affected by CVE-2026-16724?

It affects 17 products.

Products include Ibm Power System E1050 \(9043-Mrx\) Firmware, Ibm Power System E1150 \(9043-Mru\) Firmware, Ibm Power System L1022 \(9786-22h\) Firmware, Ibm Power System L1024 \(9786-42h\) Firmware, Ibm Power System L1122 \(9856-22h\) Firmware, Ibm Power System L1124 \(9856-42h\) Firmware and 11 more.

How do I fix CVE-2026-16724?

No fix has been published for CVE-2026-16724 yet. Limit exposure of the affected software until one is available.

Is CVE-2026-16724 being exploited?

There is no known exploitation of CVE-2026-16724 in the wild and no public exploit code.

Sources

Also known as GHSA-986g-62f7-8mjc.