PT-2026-5444 · Ibm · Db2 For Linux+1

Published 2026-01-30 · Updated 2026-01-31 · CVE-2025-2668

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

Description The software may experience a denial of service if an authenticated user submits a specifically designed query, potentially causing the server to crash.

Recommendations Update to a newer version that addresses this issue. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

DoS

Allocation of Resources Without Limits

Weakness Enumeration

CWE-770

CWE-789

Related Identifiers

CVE-2025-2668

Affected Products

Db2 Connect Server

Db2 For Linux

References · 9

• https://osv.dev/vulnerability/UBUNTU-CVE-2025-2668 · Vendor Advisory
• https://cve.org/CVERecord?id=CVE-2025-2668 · Security Note
• https://osv.dev/vulnerability/CVE-2025-2668 · Vendor Advisory
• https://ubuntu.com/security/CVE-2025-2668 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2025-2668 · Security Note
• https://ibm.com/support/pages/node/7257518 · Vendor Advisory, Patch
• https://twitter.com/CVEnew/status/2017354524256575922 · Twitter Post
• https://t.me/cveNotify/150470 · Telegram Post
• https://t.me/CVEtracker/43343 · Telegram Post