Description
IBM Db2 for Linux, UNIX and Windows (includes DB2 Connect Server) 11.5.0 through 11.5.9 and 12.1.0 through 12.1.1
could allow an authenticated user to cause a denial of service when connecting to a z/OS database due to improper handling of automatic client rerouting.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| IBM | Db2 for Linux, UNIX and Windows | 11.5.0 – ≤ 11.5.9, 12.1.0 – ≤ 12.1.1 | — |
Advisories 1
- WID-SEC-2025-0938 IBM DB2: Mehrere Schwachstellen ermöglichen Denial of Service BSI CERT-Bund (WID) · Apr 27, 2026
References
- https://www.ibm.com/support/pages/node/7232528 vendor-advisory patch