Description
IBM MQ Appliance could allow a remote attacker to cause a denial of service or potentially execute arbitrary code due to a heap buffer overflow in protocol message processing before authentication.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| IBM | MQ Appliance | 9.4 LTS – ≤ 9.4.0.0 to 9.4.0.25, 9.4 CD – ≤ 9.4.1.0 to 9.4.5.2, 10.0.0.0 – ≤ 10.0.0.1 only | — |
Advisories 1
- WID-SEC-2026-3409 IBM MQ: Mehrere Schwachstellen BSI CERT-Bund (WID) · Sep 22, 2026
References
- https://www.ibm.com/support/pages/node/7284690 vendor-advisory patch