IBM Db2 for Linux, UNIX and Windows (includes Db2 Connect Server) 11.5.0 - 11.5.9 and 12.1.0 - 12.1.3 is vulnerable to a denial of service as the server may crash under certain conditions with a specially crafted query with XML columns.

According to its self-reported version number, IBM Db2 on Unix may be affected by a multiple vulnerabilities:

  - 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 neutralization of special     elements in data query logic when the RPSCAN feature is enabled. (CVE-2025-36428)

  - IBM Db2 for Linux, UNIX and Windows (includes Db2 Connect Server) 11.5.0 - 11.5.9 and 12.1.0 - 12.1.3 is     vulnerable to a denial of service as the server may crash under certain conditions with a specially     crafted query with XML columns. (CVE-2025-36442)

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

According to its self-reported version number, IBM Db2 on Windows may be affected by a multiple vulnerabilities:

  - 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 neutralization of special     elements in data query logic when the RPSCAN feature is enabled. (CVE-2025-36428)

  - IBM Db2 for Linux, UNIX and Windows (includes Db2 Connect Server) 11.5.0 - 11.5.9 and 12.1.0 - 12.1.3 is     vulnerable to a denial of service as the server may crash under certain conditions with a specially     crafted query with XML columns. (CVE-2025-36442)

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available.

  - IBM Db2 for Linux, UNIX and Windows (includes Db2 Connect Server) 11.5.0 - 11.5.9 and 12.1.0 - 12.1.3 is     vulnerable to a denial of service as the server may crash under certain conditions with a specially     crafted query with XML columns. (CVE-2025-36442)

Note that Nessus relies on the presence of the package as reported by the vendor.

ID	Name	Product	Family	Severity
298042	IBM DB2 Multiple Vulnerabilities (7257697, 7257698) (Unix)	Nessus	Databases	high
298041	IBM DB2 Multiple Vulnerabilities (7257697, 7257698) (Windows)	Nessus	Databases	high
297628	Linux Distros Unpatched Vulnerability : CVE-2025-36442	Nessus	Misc.	high

Detections

Analytics

CVE-2025-36442

high

Tenable Plugins

high

high

high