Description
IBM MQ 9.2.0.0 through 9.2.0.44 LTS, 9.3.0.0 through 9.3.0.42 LTS, 9.4.0.0 through 9.4.0.26 LTS, 9.4.0.0 through 9.4.5.1 CD, and 10.0.0.0 through 10.0.0.5 LTS and CD could allow a remote authenticated attacker to cause a denial of service and perform limited memory corruption due to an integer overflow.
Published: 2026-11-04
Score: 7.1 High
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

Vendor Solution

This issue was addressed under Known Issue DT500561. IBM MQ version 9.2 LTS Apply cumulative security update 9.2.0.46 https://www.ibm.com/support/pages/downloading-ibm-mq-92-lts IBM MQ version 9.3 LTS Apply cumulative security update 9.3.0.43 https://www.ibm.com/support/pages/downloading-ibm-mq-93-lts IBM MQ version 9.4 LTS Apply fix pack 9.4.0.30 https://www.ibm.com/support/pages/downloading-ibm-mq-94 IBM MQ version 10.0.LTS Upgrade to IBM MQ version 10.0.0.6 https://www.ibm.com/support/pages/downloading-ibm-mq-100 IBM MQ version 9.4 CD and 10.0 CD Upgrade to IBM MQ version 10.0.1.0 https://www.ibm.com/support/pages/downloading-ibm-mq-100

Tracking

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Advisories

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History

Tue, 10 Nov 2026 19:00:00 +0000

Type Values Removed Values Added
CPEs cpe:2.3:a:ibm:mq:*:*:*:*:continuous_delivery:*:*:*
cpe:2.3:a:ibm:mq:*:*:*:*:lts:*:*:*

Wed, 04 Nov 2026 20:30:00 +0000

Type Values Removed Values Added
Description IBM MQ 9.2.0.0 through 9.2.0.44 LTS, 9.3.0.0 through 9.3.0.42 LTS, 9.4.0.0 through 9.4.0.26 LTS, 9.4.0.0 through 9.4.5.1 CD, and 10.0.0.0 through 10.0.0.5 LTS and CD could allow a remote authenticated attacker to cause a denial of service and perform limited memory corruption due to an integer overflow.
Title IBM MQ is affected by a denial of service vulnerability
First Time appeared Ibm
Ibm mq
Weaknesses CWE-190
CPEs cpe:2.3:a:ibm:mq:9.2.0.0:*:*:*:*:*:*:*
cpe:2.3:a:ibm:mq:9.3.0.0:*:*:*:*:*:*:*
cpe:2.3:a:ibm:mq:9.4.0.0:*:*:*:*:*:*:*
Vendors & Products Ibm
Ibm mq
References
Metrics cvssV3_1

{'score': 7.1, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:H'}

Subscriptions

Ibm Mq
cve-icon MITRE

Status: PUBLISHED

Assigner: ibm

Published:

Updated: 2026-11-09T20:50:32.680Z

Reserved: 2026-07-28T18:51:59.464Z

Link: CVE-2026-18142

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Analyzed

Published: 2026-11-04T21:18:13.187

Modified: 2026-11-10T19:42:17.937

Link: CVE-2026-18142

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-11-04T22:15:15Z

Weaknesses