CVE-2025-36136 Details
Description
IBM Db2 11.5.0 through 11.5.9, and 12.1.0 through 12.1.3 for Linux, UNIX and Windows (includes DB2 Connect Server) could allow a local user to cause a denial of service due to the database monitor script incorrectly detecting that the instance is still starting under specific conditions.
A denial-of-service vulnerability has been identified in IBM Db2 versions 11.5.0 through 11.5.9 and 12.1.0 through 12.1.3 for Linux, UNIX, and Windows (including DB2 Connect Server). This vulnerability allows a local user to cause a denial of service by exploiting the database monitor script, which incorrectly perceives that the instance is still in the process of starting under certain conditions.
Users can download a special build containing the interim fix for this issue from Fix Central. These special builds are available for Db2 versions 11.5.9, 12.1.2, and 12.1.3. Instructions for downloading these builds are available on the IBM Support page.
Metrics
CVSS 4.0 Severity and Vector Strings:
No CVSS 4.0 data is available for this CVE.
CVSS 3.x Severity and Vector Strings:
No data available for CVSS Version 2.0 on this CVE.
CISA-ADP
Assessed Nov 7, 2025References to Advisories, Solutions, and Tools
By selecting these links, you will be leaving this site. These are references gathered from the official CVE record and are not endorsed by Volerion.
| URL | Source(s) | Tag(s) |
|---|---|---|
| https://www.ibm.com/support/pages/node/7250485 | [email protected] | Vendor Advisory |
Weakness Enumeration
| CWE-ID | CWE Name | Source |
|---|---|---|
| CWE-770 | Allocation of Resources Without Limits or Throttling | [email protected] |
Affected Products
| Product | Versions |
|---|---|
| ibm db2 | >= 11.5.0, <= 11.5.9 >= 12.1.0, <= 12.1.3 |
CPE
Remediation
| |
Change History
4 change records found show changes
| Date | Action | Recorded By |
|---|---|---|
| Jun 17, 2026 | CVE Modified | [email protected] |
| Jun 17, 2026 | CVE Modified | CISA-ADP |
| Nov 19, 2025 | Initial Analysis | [email protected] |
| Nov 7, 2025 | New CVE Received | [email protected] |