CVE-2025-3050: IBM Db2 denial of service

Published May 29, 2025
·
Updated

IBM Db2 for Linux, UNIX and Windows (includes DB2 Connect Server) 11.5.0 through 11.5.9 and 12.1.0 through 12.1.1 could allow an authenticated user to cause a denial of service when using Q replication due to the improper allocation of CPU 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 when using Q replication due to the improper allocation of CPU resources.

— IBM

Affected Software

8 affected components
IBM Db2 Linux>=11.5<=11.5.9
IBM Db2 Unix>=11.5<=11.5.9
IBM Db2 Windows>=11.5<=11.5.9
IBM Db2 Linux>=12.1.0<=12.1.1
IBM Db2 Unix>=12.1.0<=12.1.1
IBM Db2 Windows>=12.1.0<=12.1.1
IBM IBM® Db2®<=11.5.0 - 11.5.9
IBM IBM® Db2®<=12.1.0 - 12.1.1

Remediation

Information

Customers running any vulnerable affected 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 affected level for each impacted release: V11.5.9, and V12.1.1. They can be applied to any affected mod pack level of the appropriate release to remediate this vulnerability.

Event History

May 29, 2025
CVE Published
via MITRE·07:13 PM
Data Sourced
via MITRE·07:13 PM
RemedyDescriptionSeverityWeakness
Aug 26, 2025
Data Sourced
via IBM·03:05 PM
DescriptionAffected Software

Parent advisories

This vulnerability appears in the following advisories.

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Frequently Asked Questions

1

What is the severity of CVE-2025-3050?

CVE-2025-3050 has been classified as a moderate severity vulnerability.

2

How do I fix CVE-2025-3050?

To fix CVE-2025-3050, ensure that you upgrade IBM Db2 to the latest version beyond 11.5.9 or 12.1.1.

3

What impact does CVE-2025-3050 have on my system?

CVE-2025-3050 can lead to a denial of service for authenticated users when using Q replication.

4

Which versions of IBM Db2 are affected by CVE-2025-3050?

CVE-2025-3050 affects IBM Db2 versions 11.5.0 through 11.5.9 and 12.1.0 through 12.1.1.

5

Is CVE-2025-3050 easy to exploit?

Exploitation of CVE-2025-3050 requires authentication, making it easier for authenticated users but still poses a risk.

Company

Resources

Contact

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