IBM Db2 Denial-of-Service Vulnerability

A denial-of-service vulnerability has been identified in IBM Db2 for Linux, UNIX, and Windows, including Db2 Connect Server. This issue affects versions 10.5.0.0 prior to 10.5.0.11, 11.1.0 through 11.1.4.7, 11.5.0 through 11.5.9, and 12.1.0 through 12.1.2. The vulnerability arises because the server may crash under certain conditions when processing a specially crafted query.

Impact

Exploitation of this vulnerability can lead to a server crash, causing a denial-of-service condition.

Remediation

Users can download special builds containing the interim fix for this vulnerability from Fix Central. These builds are available for the latest mod pack levels of each impacted release: V10.5 FP11, V11.1.4 FP7, V11.5.9, and V12.1.2. For versions 11.5 and 12.1, specific build numbers or download links are provided.