CVE-2025-36009

MEDIUM

IBM Db2 11.5.0-11.5.8 - Authenticated Denial of Service via Global Variable Exhaustion

Title source: llm
STIX 2.1

Description

IBM Db2 for Linux, UNIX and Windows (includes DB2 Connect Server) could allow an authenticated user to cause a denial of service due to excessive use of a global variable.

References (1)

Core 1
Core References
Not Applicable vendor-advisory patch
https://www.ibm.com/support/pages/node/7257695

Scores

CVSS v3 6.5
EPSS 0.0034
EPSS Percentile 25.5%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact partial

Details

CWE
CWE-1284
Status published
Products (1)
ibm/db2 11.5.0 - 11.5.9 (3 CPE variants)
Published Jan 30, 2026
Tracked Since Feb 18, 2026