CVE-2025-36098: IBM Db2 Denial of Service

Published Jan 29, 2026
·
Updated

IBM Db2 for Linux, UNIX and Windows (includes Db2 Connect Server) 11.5.0 - 11.5.9 and 12.1.0 - 12.1.3 could allow an authenticated user to cause a denial of service due to improper allocation of resources.

Other sources

IBM Db2 for Linux, UNIX and Windows (includes Db2 Connect Server) could allow an authenticated user to cause a denial of service due to improper allocation of resources.

MITRE

Affected Software

9 affected components
IBM Db2 for Linux, UNIX and Windows
IBM IBM® Db2®<=11.5.0 - 11.5.9
IBM IBM® Db2®<=12.1.0 - 12.1.2
IBM Db2 Linux>=11.5.0<=11.5.9
IBM Db2 Unix>=11.5.0<=11.5.9
IBM Db2 Windows>=11.5.0<=11.5.9
IBM Db2 Linux>=12.1.0<=12.1.3
IBM Db2 Unix>=12.1.0<=12.1.3
IBM Db2 Windows>=12.1.0<=12.1.3

Remediation

Information

Fixed in mod packAPARDownload URLV11.5TBD https://www.ibm.com/support/pages/node/7087189 V12.1   v12.1.3   https://www.ibm.com/support/pages/db2-v1212-published-cumulative-special-build-downloads 12.1.3 Latest https://www.ibm.com/support/pages/db2-v1213-published-cumulative-special-build-downloads

Event History

Jan 29, 2026
CVE Published
via IBM·12:00 AM
Data Sourced
via IBM·12:00 AM
DescriptionAffected Software
Jan 30, 2026
CVE Published
via MITRE·09:28 PM
Data Sourced
via MITRE·09:28 PM
RemedyDescriptionSeverityWeakness
Data Sourced
via NVD·10:15 PM
RemedyDescriptionSeverityWeaknessAffected Software

Parent advisories

This vulnerability appears in the following advisories.

Frequently Asked Questions

1

What is the severity of CVE-2025-36098?

The severity of CVE-2025-36098 is assessed as high due to its potential to cause denial of service.

2

How do I fix CVE-2025-36098?

To fix CVE-2025-36098, upgrade IBM Db2 to the latest patched version as recommended by IBM support.

3

Who is affected by CVE-2025-36098?

CVE-2025-36098 affects authenticated users of IBM Db2 for Linux, UNIX, and Windows versions 11.5.x and 12.1.x.

4

What is the attack vector for CVE-2025-36098?

The attack vector for CVE-2025-36098 involves authenticated users exploiting improper resource allocation to trigger a denial of service.

5

Is CVE-2025-36098 exploitable remotely?

CVE-2025-36098 is not considered remotely exploitable as it requires authenticated access to the affected systems.

Contact

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