PT-2026-5448 · Ibm · Db2 For Linux+1

Published 2026-01-30 · Updated 2026-01-31 · CVE-2025-36098

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 An authenticated user may be able to cause a denial of service due to improper allocation of resources.

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

Allocation of Resources Without Limits

Weakness Enumeration

CWE-770

Related Identifiers

CVE-2025-36098

Affected Products

Db2 Connect Server

Db2 For Linux

References · 9

• https://osv.dev/vulnerability/CVE-2025-36098 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2025-36098 · Security Note
• https://osv.dev/vulnerability/UBUNTU-CVE-2025-36098 · Vendor Advisory
• https://ubuntu.com/security/CVE-2025-36098 · Vendor Advisory
• https://cve.org/CVERecord?id=CVE-2025-36098 · Security Note
• https://t.me/cveNotify/150474 · Telegram Post
• https://twitter.com/CVEnew/status/2017354528731926618 · Twitter Post
• https://t.me/CVEtracker/43339 · Telegram Post
• https://ibm.com/support/pages/node/7257629 · Patch, Vendor Advisory