CVE-2023-29255: IBM DB2

High severity, CVSS 7.5. EPSS: 1% chance of exploitation in the next 30 days.

IBM DB2 for Linux, UNIX and Windows (includes Db2 Connect Server) 10.5, 11.1, and 11.5 is vulnerable to a denial of service as it may trap when compiling a variation of an anonymous block. IBM X-Force ID: 251991.

Affected products

• IBM DB2: from 11.1, before 11.1.4 (fixed in 11.1.4); from 11.5, before 11.5.8 (fixed in 11.5.8); version 10.5 only; version 11.1.4 only

Published 2023-04-27. Last modified 2026-06-17.