IBM Db2 for Linux, UNIX and Windows (includes Db2 Connect Server) could allow a user to cause a denial of service due to insufficient validation of special elements in data query logic.

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Advisories

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Fixes

Solution

Customers running any vulnerable modpack level of an affected Program, V11.5, and V12.1, can download the special build containing the interim fix for this issue from Fix Central. These special builds are available based on the most recent level for each impacted release: V11.5.9, V12.1.2, and V12.1.3. They can be applied to any affected level of the appropriate release to remediate this vulnerability.   ReleaseFixed in mod packAPARDownload URLV11.5TBD https://www.ibm.com/support/pages/node/7087189 V12.1   TBD   https://www.ibm.com/support/pages/db2-v1212-published-cumulative-special-build-downloads Special Build #71609 or later for V12.1.3 available at this link: https://www.ibm.com/support/pages/db2-v1213-published-cumulative-special-build-downloads


Workaround

No workaround given by the vendor.

History

Wed, 11 Feb 2026 21:00:00 +0000

Type Values Removed Values Added
CPEs cpe:2.3:a:ibm:db2:*:*:*:*:*:linux:*:*
cpe:2.3:a:ibm:db2:*:*:*:*:*:unix:*:*
cpe:2.3:a:ibm:db2:*:*:*:*:*:windows:*:*

Wed, 04 Feb 2026 17:30:00 +0000

Type Values Removed Values Added
Description IBM Db2 for Linux, UNIX and Windows (includes Db2 Connect Server) 11.5.0 - 11.5.9 and 12.1.0 - 12.1.3 could allow a local user to cause a denial of service due to improper neutralization of special elements in data query logic. IBM Db2 for Linux, UNIX and Windows (includes Db2 Connect Server) could allow a user to cause a denial of service due to insufficient validation of special elements in data query logic.

Mon, 02 Feb 2026 17:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Fri, 30 Jan 2026 21:45:00 +0000

Type Values Removed Values Added
Description IBM Db2 for Linux, UNIX and Windows (includes Db2 Connect Server) 11.5.0 - 11.5.9 and 12.1.0 - 12.1.3 could allow a local user to cause a denial of service due to improper neutralization of special elements in data query logic.
Title IBM Db2 Denial of Service
First Time appeared Ibm
Ibm db2
Weaknesses CWE-1284
CPEs cpe:2.3:a:ibm:db2:11.5.0:*:*:*:*:aix:*:*
cpe:2.3:a:ibm:db2:11.5.0:*:*:*:*:linux:*:*
cpe:2.3:a:ibm:db2:11.5.0:*:*:*:*:unix:*:*
cpe:2.3:a:ibm:db2:11.5.0:*:*:*:*:windows:*:*
cpe:2.3:a:ibm:db2:11.5.0:*:*:*:*:zos:*:*
cpe:2.3:a:ibm:db2:11.5.9:*:*:*:*:aix:*:*
cpe:2.3:a:ibm:db2:11.5.9:*:*:*:*:linux:*:*
cpe:2.3:a:ibm:db2:11.5.9:*:*:*:*:unix:*:*
cpe:2.3:a:ibm:db2:11.5.9:*:*:*:*:windows:*:*
cpe:2.3:a:ibm:db2:11.5.9:*:*:*:*:zos:*:*
cpe:2.3:a:ibm:db2:12.1.0:*:*:*:*:aix:*:*
cpe:2.3:a:ibm:db2:12.1.0:*:*:*:*:linux:*:*
cpe:2.3:a:ibm:db2:12.1.0:*:*:*:*:unix:*:*
cpe:2.3:a:ibm:db2:12.1.0:*:*:*:*:windows:*:*
cpe:2.3:a:ibm:db2:12.1.0:*:*:*:*:zos:*:*
cpe:2.3:a:ibm:db2:12.1.3:*:*:*:*:aix:*:*
cpe:2.3:a:ibm:db2:12.1.3:*:*:*:*:linux:*:*
cpe:2.3:a:ibm:db2:12.1.3:*:*:*:*:unix:*:*
cpe:2.3:a:ibm:db2:12.1.3:*:*:*:*:windows:*:*
cpe:2.3:a:ibm:db2:12.1.3:*:*:*:*:zos:*:*
Vendors & Products Ibm
Ibm db2
References
Metrics cvssV3_1

{'score': 6.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H'}


Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: ibm

Published:

Updated: 2026-02-04T17:27:58.864Z

Reserved: 2025-04-15T21:17:02.754Z

Link: CVE-2025-36427

cve-icon Vulnrichment

Updated: 2026-02-02T16:25:38.220Z

cve-icon NVD

Status : Analyzed

Published: 2026-01-30T22:15:55.200

Modified: 2026-02-11T20:57:17.513

Link: CVE-2025-36427

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses