IBM i is Affected by a Denial of Service in Digital Certificate Manager
Summary
| CVE | CVE-2026-107674 |
|---|---|
| State | PUBLISHED |
| Assigner | ibm |
| Source Priority | CVE Program / NVD first with legacy fallback |
| Published | 2026-10-16 19:17:02 UTC |
| Updated | 2026-10-16 19:58:42 UTC |
| 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. |
Risk And Classification
Primary CVSS: v3.1 5.1 MEDIUM from [email protected]
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:L/I:N/A:H
Problem Types: CWE-667 | CWE-667 CWE-667 Improper Locking
| Version | Source | Type | Score | Severity | Vector |
|---|---|---|---|---|---|
| 3.1 | [email protected] | Primary | 5.1 | MEDIUM | CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:L/I:N/A:H |
| 3.1 | CNA | CVSS | 5.1 | MEDIUM | CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:L/I:N/A:H |
CVSS v3.1 Breakdown
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:L/I:N/A:H
Vendor Declared Affected Products
References
| Reference | Source | Link | Tags |
|---|---|---|---|
| www.ibm.com/support/pages/node/7292225 | [email protected] | www.ibm.com | |
| CVE Program record | CVE.ORG | www.cve.org | canonical |
| NVD vulnerability detail | NVD | nvd.nist.gov | canonical, analysis |
Additional Advisory Data
Solutions
CNA: IBM strongly recommends addressing the vulnerability now. IBM i Release5770-SS1 Option 34 PTF Number(s)PTF Download Link(s)7.6SJ11846 https://www.ibm.com/mysupport/s/fix-information?legacy=SJ11846 7.5SJ11845 https://www.ibm.com/mysupport/s/fix-information?legacy=SJ11845 7.4SJ11844 https://www.ibm.com/mysupport/s/fix-information?legacy=SJ11844 7.3SJ11843 https://www.ibm.com/mysupport/s/fix-information?legacy=SJ11843 IBM recommends users running unsupported versions of affected products upgrade to a supported and fixed version of affected products.