CVE-2018-1978: 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-ForceID: 154069.

Affected products

• IBM DB2: version 9.7 only; version 10.1 only; version 10.5 only; version 11.1 only

Published 2019-03-11. Last modified 2026-06-17.