Denial of Service Vulnerability in IBM Db2 for Linux, UNIX and Windows
CVE-2025-36366

6.5MEDIUM

Key Information:

Vendor

IBM
Status
Db2 For Linux, Unix And Windows
Vendor
CVE Published:
30 January 2026

What is CVE-2025-36366?

A local user may exploit a vulnerability within IBM Db2 for Linux, UNIX and Windows, versions 11.5.0 to 11.5.9 and 12.1.0 to 12.1.3, to induce a denial of service. This arises from the improper handling of certain elements in the data query logic, allowing attackers to disrupt service and potentially affect application availability. Proper neutralization mechanisms must be implemented to safeguard against such threats.

Affected Version(s)

Db2 for Linux, UNIX and Windows 11.5.0 <= 11.5.9

Db2 for Linux, UNIX and Windows 12.1.0 <= 12.1.3

References

https://www.ibm.com/support/pages/node/7257681
vendor-advisorypatch

CVSS V3.1

Score:
6.5
Severity:
MEDIUM
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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