CVE-2025-36071: IBM DB2

High severity, CVSS 7.5. EPSS: 0.3% chance of exploitation in the next 30 days.

IBM Db2 for Linux, UNIX and Windows (includes DB2 Connect Server) 11.5.0 through 11.5.9 and 12.1.0 through 12.1.2 is vulnerable to a denial of service as the server may crash under certain conditions with a specially crafted query due to improper release of memory resources.

Affected products

• IBM DB2: from 11.5.0, up to and including 11.5.9; from 12.1.0, up to and including 12.1.2

Published 2025-07-29. Last modified 2026-06-17.