PT-2026-5456 · Ibm · Db2 For Linux+1

Published 2026-01-30 · Updated 2026-02-09 · CVE-2025-36407

Positive Technologies (AI Summary)

CVSS v3.1

6.5

Medium

Base vector

AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Name of the Vulnerable Software and Affected Versions IBM Db2 for Linux, UNIX and Windows (includes Db2 Connect Server) versions 11.5.0 through 11.5.9 IBM Db2 for Linux, UNIX and Windows (includes Db2 Connect Server) versions 12.1.0 through 12.1.3

Description The software may allow a local user to cause a denial of service. This is due to improper neutralization of special elements in data query logic.

Recommendations Update IBM Db2 for Linux, UNIX and Windows (includes Db2 Connect Server) to a version later than 11.5.9. Update IBM Db2 for Linux, UNIX and Windows (includes Db2 Connect Server) to a version later than 12.1.3.

Fix

DoS

Weakness Enumeration

CWE-1284

Related Identifiers

CVE-2025-36407

Affected Products

Db2 Connect Server

Db2 For Linux

References · 9

• https://cve.org/CVERecord?id=CVE-2025-36407 · Security Note
• https://osv.dev/vulnerability/CVE-2025-36407 · Vendor Advisory
• https://ubuntu.com/security/CVE-2025-36407 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2025-36407 · Security Note
• https://osv.dev/vulnerability/UBUNTU-CVE-2025-36407 · Vendor Advisory
• https://ibm.com/support/pages/node/7257692 · Patch, Vendor Advisory
• https://t.me/CVEtracker/43331 · Telegram Post
• https://twitter.com/CVEnew/status/2017354536394908140 · Twitter Post
• https://t.me/cveNotify/151417 · Telegram Post