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NVD Vulnerability Details :

CVE-2026-6051

Analyzed

Source-psirt@us.ibm.com

Published At-27 May, 2026 | 14:17

Updated At-28 May, 2026 | 15:55

IBM Db2 11.5.0 through 11.5.9, and 12.1.0 through 12.1.4 is vulnerable to a denial of service when executing a specially crafted query with a small statement heap.

Date Added	Due Date	Vulnerability Name	Required Action
	N/A

Metrics

Type	Version	Base score	Base severity	Vector
Secondary	3.1	5.5	MEDIUM	CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Primary	3.1	7.5	HIGH	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Type: Secondary

Version: 3.1

Base score: 5.5

Base severity: MEDIUM

Vector:

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Type: Primary

Version: 3.1

Base score: 7.5

Base severity: HIGH

Vector:

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

CPE Matches

IBM Corporation

>>db2>>Versions from 11.5.0(inclusive) to 11.5.9(inclusive)

cpe:2.3:a:ibm:db2:*:*:*:*:-:*:*:*

IBM Corporation

>>db2>>Versions from 12.1.0(inclusive) to 12.1.4(inclusive)

cpe:2.3:a:ibm:db2:*:*:*:*:-:*:*:*

IBM Corporation

>>aix>>-

cpe:2.3:o:ibm:aix:-:*:*:*:*:*:*:*

IBM Corporation

>>linux_on_ibm_z>>-

cpe:2.3:o:ibm:linux_on_ibm_z:-:*:*:*:*:*:*:*

Linux Kernel Organization, Inc

>>linux_kernel>>-

cpe:2.3:o:linux:linux_kernel:-:*:*:*:*:*:*:*

Microsoft Corporation

>>windows>>-

cpe:2.3:o:microsoft:windows:-:*:*:*:*:*:*:*

Weaknesses

CWE ID	Type	Source
CWE-400	Primary	psirt@us.ibm.com

CWE ID: CWE-400

Type: Primary

Source: psirt@us.ibm.com

References

Hyperlink	Source	Resource
https://www.ibm.com/support/pages/node/7273558	psirt@us.ibm.com	Vendor Advisory

Hyperlink: https://www.ibm.com/support/pages/node/7273558

Source: psirt@us.ibm.com

Resource:

Vendor Advisory

CISA Catalog

Metrics

CPE Matches

Weaknesses

Evaluator Description

Evaluator Impact

Evaluator Solution

Vendor Statements

References

Change History