CVE-2019-4154: IBM DB2

High severity, CVSS 7.8. EPSS: 0.5% chance of exploitation in the next 30 days.

IBM DB2 for Linux, UNIX and Windows (includes DB2 Connect Server) 9.7, 10.1, 10.5, and 11.1 is vulnerable to a buffer overflow, which could allow an authenticated local attacker to execute arbitrary code on the system as root. IBM X-Force ID: 158519.

Affected products

• IBM DB2: version 9.7.0.0 only; version 9.7.0.1 only; version 9.7.0.2 only; version 9.7.0.3 only; version 9.7.0.4 only; version 9.7.0.5 only; …

Published 2019-07-01. Last modified 2026-06-17.