CVE-2023-50308: IBM Db2 denial of service

Published Jan 8, 2024
·
Updated

IBM Db2 for Linux, UNIX and Windows (includes DB2 Connect Server) 11.5 under certain circumstances could allow an authenticated user to the database to cause a denial of service when a statement is run on columnar tables. IBM X-Force ID: 273393.

Other sources

IBM Db2 for Linux, UNIX and Windows (includes DB2 Connect Server) under certain circumstances could allow an authenticated user to the database to cause a denial of service when a statement is run on columnar tables.

IBM

Affected Software

11 affected components
All of the following
IBM DB2<11.5.9
Any of the following
IBM AIX
IBM Linux On Ibm Z
Linux Linux kernel
Microsoft Windows
IBM Data Virtualization on Cloud Pak for Data<=3.0
IBM Watson Query on Cloud Pak for Data<=2.2
IBM Watson Query on Cloud Pak for Data<=2.1
IBM Watson Query on Cloud Pak for Data<=2.0
IBM Data Virtualization on Cloud Pak for Data<=1.8
IBM Data Virtualization on Cloud Pak for Data<=1.7

Event History

Jan 22, 2024
CVE Published
via MITRE·06:44 PM
Data Sourced
via MITRE·06:44 PM
DescriptionSeverityWeakness
Aug 15, 2025
Data Sourced
via IBM·03:29 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-2023-50308?

CVE-2023-50308 has been classified as a denial of service vulnerability affecting IBM Db2 version 11.5.

2

How do I fix CVE-2023-50308?

To mitigate CVE-2023-50308, it is recommended to apply the latest patches or updates provided by IBM for Db2 version 11.5.

3

Who is affected by CVE-2023-50308?

CVE-2023-50308 affects authenticated users of IBM Db2 for Linux, UNIX, and Windows version 11.5, particularly when running certain statements on columnar tables.

4

What types of systems are vulnerable to CVE-2023-50308?

Vulnerable systems include IBM Db2 for Linux, UNIX, and Windows with versions up to 11.5.9.

5

What impact does CVE-2023-50308 have on the database?

CVE-2023-50308 can cause a denial of service, which may lead to disruptions in database availability.

Contact

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