PT-2026-5460 · Ibm · Db2 For Linux+1

Published 2026-01-30 · Updated 2026-01-31 · CVE-2025-36428

Positive Technologies (AI Summary)

CVSS v3.1

5.3

Medium

Base vector

AV:N/AC:H/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 An authenticated user can cause a denial of service. This is due to improper neutralization of special elements in data query logic when the RPSCAN feature is enabled.

Recommendations IBM Db2 for Linux, UNIX and Windows (includes Db2 Connect Server) versions 11.5.0 through 11.5.9 should be updated. IBM Db2 for Linux, UNIX and Windows (includes Db2 Connect Server) versions 12.1.0 through 12.1.3 should be updated.

Fix

DoS

Weakness Enumeration

CWE-1284

Related Identifiers

CVE-2025-36428

Affected Products

Db2 Connect Server

Db2 For Linux

References · 9

• https://ubuntu.com/security/CVE-2025-36428 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2025-36428 · Vendor Advisory
• https://osv.dev/vulnerability/UBUNTU-CVE-2025-36428 · Vendor Advisory
• https://cve.org/CVERecord?id=CVE-2025-36428 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2025-36428 · Security Note
• https://ibm.com/support/pages/node/7257697 · Vendor Advisory, Patch
• https://t.me/CVEtracker/43327 · Telegram Post
• https://twitter.com/VulmonFeeds/status/2017377758800671122 · Twitter Post
• https://twitter.com/CVEnew/status/2017354540681478590 · Twitter Post