PT-2026-43977 · Ibm · Db2

Published 2026-05-27 · Updated 2026-05-28 · CVE-2026-6051

Positive Technologies (AI Summary)

CVSS v3.1

7.5

High

Base vector

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

Name of the Vulnerable Software and Affected Versions IBM Db2 versions 11.5.0 through 11.5.9 IBM Db2 versions 12.1.0 through 12.1.4

Description A denial of service can occur when executing a specially crafted query with a small statement heap. A statement heap is a memory area used by the database to store information about the SQL statements being processed.

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

DoS

Resource Exhaustion

Weakness Enumeration

CWE-400

Related Identifiers

CVE-2026-6051

Affected Products

Db2

References · 3

• https://nvd.nist.gov/vuln/detail/CVE-2026-6051 · Security Note
• https://ibm.com/support/pages/node/7273558 · Patch, Vendor Advisory
• https://t.me/cveNotify/165026 · Telegram Post