BaseFortify

Publication date: 2026-01-30

Last updated on: 2026-02-05

Assigner: IBM Corporation

Description

IBM Db2 for Linux, UNIX and Windows (includes Db2 Connect Server) 11.5.0 - 11.5.9 is vulnerable to a denial of service as the server may crash when an authenticated user creates a specially crafted query.

CVSS Scores

EPSS Scores

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Meta Information

Published

2026-01-30

Last Modified

2026-02-05

Generated

2026-07-06

AI Q&A

2026-01-31

EPSS Evaluated

2026-07-05

NVD

CVE-2025-2668

Affected Vendors & Products

Vendor	Product	Version / Range
ibm	db2	From 11.5.0 (inc) to 11.5.9 (inc)
ibm	db2	From 11.5.0 (inc) to 11.5.9 (inc)
ibm	db2	From 11.5.0 (inc) to 11.5.9 (inc)

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-770	The product allocates a reusable resource or group of resources on behalf of an actor without imposing any intended restrictions on the size or number of resources that can be allocated.
CWE-789	The product allocates memory based on an untrusted, large size value, but it does not ensure that the size is within expected limits, allowing arbitrary amounts of memory to be allocated.

Attack-Flow Graph

Executive Summary

This vulnerability affects IBM Db2 for Linux, UNIX, and Windows versions 11.5.0 through 11.5.9. It allows an authenticated user to cause a denial of service by creating a specially crafted query that may crash the server.

Impact Analysis

The vulnerability can impact you by causing a denial of service condition, where the IBM Db2 server crashes and becomes unavailable, potentially disrupting database services and operations.

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