Denial of Service Vulnerability in IBM Db2 for Linux, UNIX, and Windows
CVE-2025-13867

6.5MEDIUM

Key Information:

Vendor

IBM
Status
Db2 For Linux, Unix And Windows
Vendor
CVE Published:
17 February 2026

What is CVE-2025-13867?

IBM Db2 for Linux, UNIX, and Windows, including the Db2 Connect Server, contains a vulnerability that allows an authenticated user to trigger a denial of service. This occurs due to the improper handling of special elements within data query logic. If exploited, this flaw can disrupt service operations, potentially affecting the availability of applications relying on Db2. It is crucial for users of the affected versions to implement updates to mitigate any risks associated with this vulnerability.

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/7259963
vendor-advisorypatch

CVSS V3.1

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

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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