CVE-2026-16660 IBM Db2 Mirror for i is affected by multiple vulnerabilities [, , ]

Medium 5.3 Published 4 Sep 2026 Updated 10 Sep 2026

A remote attacker can cause a denial of service in IBM Db2 Mirror for i via an out-of-bounds read vulnerability.

Exploited in the wild: Not known
Login needed: Not needed
Attackable: Over the internet
Victim action needed: Not needed
Fix: None listed

What is CVE-2026-16660?

CVE-2026-16660 is a medium-severity memory corruption vulnerability in IBM Db2 Mirror for i, published on 4 Sep 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

IBM Db2 Mirror for i 7.4, 7.5, and 7.6 could allow a remote attacker to cause a denial of service due to an out-of-bounds read.

Weakness: CWE-125

Which versions are affected by CVE-2026-16660?

It affects 1 product.

Products include Ibm Db2 Mirror for I.

How do I fix CVE-2026-16660?

No fix has been published for CVE-2026-16660 yet. Limit exposure of the affected software until one is available.

Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.

Is CVE-2026-16660 being exploited?

There is no known exploitation of CVE-2026-16660 in the wild and no public exploit code.

Sources

Also known as GHSA-v392-pm9q-f3mc.