IBM Db2 for Linux, UNIX and Windows (includes Db2 Connect Server) 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.
Advisories

No advisories yet.

Fixes

Solution

Customers running any vulnerable modpack level of an affected Program, 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: 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 URLV12.1TBD 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

Sat, 31 Jan 2026 06:45:00 +0900

Type Values Removed Values Added
Description IBM Db2 for Linux, UNIX and Windows (includes Db2 Connect Server) 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:db2:12.1.0:*:*:*:*: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: 2026-01-30T21:38:08.999Z

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

Link: CVE-2025-36423

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-01-30T22:15:54.897

Modified: 2026-01-30T22:15:54.897

Link: CVE-2025-36423

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses