Denial of Service Vulnerability in IBM Db2 for Linux, UNIX, and Windows
CVE-2025-2668

6.5MEDIUM

Key Information:

Vendor

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

What is CVE-2025-2668?

IBM Db2 for Linux, UNIX, and Windows versions 11.5.0 to 11.5.9 are susceptible to a denial of service vulnerability. This issue arises when an authenticated user executes a specially crafted query, potentially leading to server crashes. Mitigation measures should be taken to secure affected environments and avoid disruptions in service.

Affected Version(s)

Db2 for Linux, UNIX and Windows 11.5.0 <= 11.5.9

References

https://www.ibm.com/support/pages/node/7257518
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

.