CVE-2025-13867: IBM Db2 Denial of Service

Published Feb 9, 2026
·
Updated

IBM Db2 for Linux, UNIX and Windows (includes Db2 Connect Server) 11.5.0 through 11.5.9 and 12.1.0 through 12.1.3 could allow an authenticated user to cause a denial of service due to improper neutralization of special elements in data query logic

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 neutralization of special elements in data query logic

— IBM

Affected Software

8 affected components
IBM IBM® Db2®<=11.5.0 - 11.5.9
IBM IBM® Db2®<=12.1.0 - 12.1.3
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

Customers running any vulnerable modpack level of an affected Program, V11.5, and V12.1, can download the special build containing the interim fix for this issue from Fix Central. These special builds are available based on the most recent level for each impacted release: V11.5.9, V12.1.2 and V12.1.3. They can be applied to any affected level of the appropriate release to remediate this vulnerability.   ReleaseFixed in mod packAPARDownload URLV11.5TBD https://www.ibm.com/support/pages/node/7087189 V12.1   TBD   https://www.ibm.com/support/pages/db2-v1212-published-cumulative-special-build-downloads Special Build #74153 or later for V12.1.3 available at this link: https://www.ibm.com/support/pages/db2-v1213-published-cumulative-special-build-downloads

Event History

Feb 9, 2026
CVE Published
via IBM·12:00 AM
Data Sourced
via IBM·12:00 AM
DescriptionAffected Software
Feb 17, 2026
CVE Published
via MITRE·05:13 PM
Data Sourced
via MITRE·05:13 PM
RemedyDescriptionSeverityWeakness
Data Sourced
via NVD·06:20 PM
DescriptionSeverityWeaknessAffected Software

Parent advisories

This vulnerability appears in the following advisories.

Frequently Asked Questions

1

What is the severity of CVE-2025-13867?

CVE-2025-13867 is classified as a denial of service vulnerability affecting specific versions of IBM Db2.

2

How do I fix CVE-2025-13867?

To mitigate CVE-2025-13867, update your IBM Db2 installation to a patched version that addresses this vulnerability.

3

Who is affected by CVE-2025-13867?

CVE-2025-13867 affects authenticated users of IBM Db2 for Linux, UNIX, and Windows versions 11.5.0 through 11.5.9 and 12.1.0 through 12.1.3.

4

What impact does CVE-2025-13867 have on systems?

Exploitation of CVE-2025-13867 can lead to a denial of service, disrupting the availability of the affected Db2 database services.

5

Can CVE-2025-13867 be exploited remotely?

CVE-2025-13867 requires authentication, meaning it can only be exploited by users with access to the Db2 database.

Company

Resources

Contact

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