Description
IBM i 7.3, 7.4, 7.5, and 7.6 is vulnerable to a denial of service to Digital Certificate Manager (DCM) for System TLS using applications attempting to create secure network connections. A bad actor could use this to prevent a service from starting or cause it to fallback to non-secure connections.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| IBM | i | 7.6, 7.5, 7.4, 7.3 | — |
Advisories 1
- WID-SEC-2026-3907 IBM i: Mehrere Schwachstellen BSI CERT-Bund (WID) · Oct 20, 2026
References
- https://www.ibm.com/support/pages/node/7292225 vendor-advisory patch