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VULNERABILITIES

CVE-2026-11831 Details

Description

IBM MQ could allow an authenticated attacker to cause a limited denial of service and obtain very limited information about process memory layout due to an out-of-bounds read when processing a specially crafted client request.

Metrics

CVSS 3.x Severity and Vector Strings:

CNA: [email protected]CVSS-B:5.4 MEDIUMVector:CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:L

References to Advisories, Solutions, and Tools

By selecting these links, you will be leaving this site. These are references gathered from the official CVE record and are not endorsed by Volerion.

URLSource(s)Tag(s)
https://www.ibm.com/support/pages/node/7292667 [email protected]Vendor Advisory

Weakness Enumeration

CWE-IDCWE NameSource
CWE-122Heap-based Buffer Overflow[email protected]

Affected Products

ProductVersions
ibm mq operator
>= 2.0.0, <= 2.0.29
>= 3.2.0, <= 3.2.29
3.3.0
3.4.0
3.4.1

CPE

  • cpe:2.3:a:ibm:mq_operator:*:*:*:*:lts:*:*:*
  • cpe:2.3:a:ibm:mq_operator:*:*:*:*:sc2:*:*:*
  • cpe:2.3:a:ibm:mq_operator:3.3.0:*:*:*:cd:*:*:*
  • cpe:2.3:a:ibm:mq_operator:3.4.0:*:*:*:cd:*:*:*
  • cpe:2.3:a:ibm:mq_operator:3.4.1:*:*:*:cd:*:*:*
  • cpe:2.3:a:ibm:mq_operator:3.5.0:*:*:*:cd:*:*:*
  • cpe:2.3:a:ibm:mq_operator:3.5.1:*:*:*:cd:*:*:*
  • cpe:2.3:a:ibm:mq_operator:3.5.2:*:*:*:cd:*:*:*
  • cpe:2.3:a:ibm:mq_operator:3.5.3:*:*:*:cd:*:*:*
  • cpe:2.3:a:ibm:mq_operator:3.6.0:*:*:*:cd:*:*:*
  • cpe:2.3:a:ibm:mq_operator:3.6.1:*:*:*:cd:*:*:*
  • cpe:2.3:a:ibm:mq_operator:3.6.2:*:*:*:cd:*:*:*
  • cpe:2.3:a:ibm:mq_operator:3.6.3:*:*:*:cd:*:*:*
  • cpe:2.3:a:ibm:mq_operator:3.6.4:*:*:*:cd:*:*:*
  • cpe:2.3:a:ibm:mq_operator:3.7.0:*:*:*:cd:*:*:*
  • cpe:2.3:a:ibm:mq_operator:3.7.1:*:*:*:cd:*:*:*
  • cpe:2.3:a:ibm:mq_operator:3.7.2:*:*:*:cd:*:*:*
  • cpe:2.3:a:ibm:mq_operator:3.8.0:*:*:*:cd:*:*:*
  • cpe:2.3:a:ibm:mq_operator:3.8.1:*:*:*:cd:*:*:*
  • cpe:2.3:a:ibm:mq_operator:3.9.0:*:*:*:cd:*:*:*
  • cpe:2.3:a:ibm:mq_operator:3.9.1:*:*:*:cd:*:*:*
  • cpe:2.3:a:ibm:mq_operator:3.9.2:*:*:*:cd:*:*:*
  • cpe:2.3:a:ibm:mq_operator:4.0.0:*:*:*:cd:*:*:*
  • cpe:2.3:a:ibm:mq_operator:4.0.1:*:*:*:cd:*:*:*
  • cpe:2.3:a:ibm:mq_operator:4.0.2:*:*:*:cd:*:*:*
  • cpe:2.3:a:ibm:mq_operator:4.0.3:*:*:*:cd:*:*:*
  • cpe:2.3:a:ibm:mq_operator:4.0.4:*:*:*:cd:*:*:*

Remediation

  • No remediation found in references.
ibm supplied mq advanced container images
9.4.1.0 r1
9.4.1.0 r2
9.4.1.1 r1
9.4.2.0 r1
9.4.2.0 r2

CPE

  • cpe:2.3:a:ibm:supplied_mq_advanced_container_images:9.4.1.0:r1:*:*:cd:*:*:*
  • cpe:2.3:a:ibm:supplied_mq_advanced_container_images:9.4.1.0:r2:*:*:cd:*:*:*
  • cpe:2.3:a:ibm:supplied_mq_advanced_container_images:9.4.1.1:r1:*:*:cd:*:*:*
  • cpe:2.3:a:ibm:supplied_mq_advanced_container_images:9.4.2.0:r1:*:*:cd:*:*:*
  • cpe:2.3:a:ibm:supplied_mq_advanced_container_images:9.4.2.0:r2:*:*:cd:*:*:*
  • cpe:2.3:a:ibm:supplied_mq_advanced_container_images:9.4.2.1:r1:*:*:cd:*:*:*
  • cpe:2.3:a:ibm:supplied_mq_advanced_container_images:9.4.2.1:r2:*:*:cd:*:*:*
  • cpe:2.3:a:ibm:supplied_mq_advanced_container_images:9.4.3.0:r1:*:*:cd:*:*:*
  • cpe:2.3:a:ibm:supplied_mq_advanced_container_images:9.4.3.0:r2:*:*:cd:*:*:*
  • cpe:2.3:a:ibm:supplied_mq_advanced_container_images:9.4.3.1:r1:*:*:cd:*:*:*
  • cpe:2.3:a:ibm:supplied_mq_advanced_container_images:9.4.3.1:r2:*:*:cd:*:*:*
  • cpe:2.3:a:ibm:supplied_mq_advanced_container_images:9.4.3.1:r3:*:*:cd:*:*:*
  • cpe:2.3:a:ibm:supplied_mq_advanced_container_images:9.4.4.0:r1:*:*:cd:*:*:*
  • cpe:2.3:a:ibm:supplied_mq_advanced_container_images:9.4.4.0:r2:*:*:cd:*:*:*
  • cpe:2.3:a:ibm:supplied_mq_advanced_container_images:9.4.4.0:r3:*:*:cd:*:*:*
  • cpe:2.3:a:ibm:supplied_mq_advanced_container_images:9.4.4.0:r4:*:*:cd:*:*:*
  • cpe:2.3:a:ibm:supplied_mq_advanced_container_images:9.4.4.1:r1:*:*:cd:*:*:*
  • cpe:2.3:a:ibm:supplied_mq_advanced_container_images:9.4.5.0:r1:*:*:cd:*:*:*
  • cpe:2.3:a:ibm:supplied_mq_advanced_container_images:9.4.5.0:r2:*:*:cd:*:*:*
  • cpe:2.3:a:ibm:supplied_mq_advanced_container_images:9.4.5.1:r1:*:*:cd:*:*:*
  • cpe:2.3:a:ibm:supplied_mq_advanced_container_images:10.0.0.0:r1:*:*:cd:*:*:*
  • cpe:2.3:a:ibm:supplied_mq_advanced_container_images:10.0.0.0:r2:*:*:cd:*:*:*
  • cpe:2.3:a:ibm:supplied_mq_advanced_container_images:10.0.0.0:r3:*:*:cd:*:*:*
  • cpe:2.3:a:ibm:supplied_mq_advanced_container_images:10.0.0.0:r4:*:*:cd:*:*:*
  • cpe:2.3:a:ibm:supplied_mq_advanced_container_images:10.0.0.5:r1:*:*:cd:*:*:*
  • cpe:2.3:a:ibm:supplied_mq_advanced_container_images:9.3.0.0:r1:*:*:lts:*:*:*
  • cpe:2.3:a:ibm:supplied_mq_advanced_container_images:9.3.0.0:r2:*:*:lts:*:*:*
  • cpe:2.3:a:ibm:supplied_mq_advanced_container_images:9.3.0.0:r3:*:*:lts:*:*:*
  • cpe:2.3:a:ibm:supplied_mq_advanced_container_images:9.3.0.1:r1:*:*:lts:*:*:*
  • cpe:2.3:a:ibm:supplied_mq_advanced_container_images:9.3.0.1:r2:*:*:lts:*:*:*
  • cpe:2.3:a:ibm:supplied_mq_advanced_container_images:9.3.0.1:r3:*:*:lts:*:*:*
  • cpe:2.3:a:ibm:supplied_mq_advanced_container_images:9.3.0.1:r4:*:*:lts:*:*:*
  • cpe:2.3:a:ibm:supplied_mq_advanced_container_images:9.3.0.3:r1:*:*:lts:*:*:*
  • cpe:2.3:a:ibm:supplied_mq_advanced_container_images:9.3.0.4:r1:*:*:lts:*:*:*
  • cpe:2.3:a:ibm:supplied_mq_advanced_container_images:9.3.0.4:r2:*:*:lts:*:*:*
  • cpe:2.3:a:ibm:supplied_mq_advanced_container_images:9.3.0.5:r1:*:*:lts:*:*:*
  • cpe:2.3:a:ibm:supplied_mq_advanced_container_images:9.3.0.5:r2:*:*:lts:*:*:*
  • cpe:2.3:a:ibm:supplied_mq_advanced_container_images:9.3.0.5:r3:*:*:lts:*:*:*
  • cpe:2.3:a:ibm:supplied_mq_advanced_container_images:9.3.0.6:r1:*:*:lts:*:*:*
  • cpe:2.3:a:ibm:supplied_mq_advanced_container_images:9.3.0.10:r1:*:*:lts:*:*:*
  • cpe:2.3:a:ibm:supplied_mq_advanced_container_images:9.3.0.10:r2:*:*:lts:*:*:*
  • cpe:2.3:a:ibm:supplied_mq_advanced_container_images:9.3.0.11:r1:*:*:lts:*:*:*
  • cpe:2.3:a:ibm:supplied_mq_advanced_container_images:9.3.0.11:r2:*:*:lts:*:*:*
  • cpe:2.3:a:ibm:supplied_mq_advanced_container_images:9.3.0.15:r1:*:*:lts:*:*:*
  • cpe:2.3:a:ibm:supplied_mq_advanced_container_images:9.3.0.16:r1:*:*:lts:*:*:*
  • cpe:2.3:a:ibm:supplied_mq_advanced_container_images:9.3.0.16:r2:*:*:lts:*:*:*
  • cpe:2.3:a:ibm:supplied_mq_advanced_container_images:9.3.0.17:r1:*:*:lts:*:*:*
  • cpe:2.3:a:ibm:supplied_mq_advanced_container_images:9.3.0.17:r2:*:*:lts:*:*:*
  • cpe:2.3:a:ibm:supplied_mq_advanced_container_images:9.3.0.17:r3:*:*:lts:*:*:*
  • cpe:2.3:a:ibm:supplied_mq_advanced_container_images:9.3.0.20:r1:*:*:lts:*:*:*
  • cpe:2.3:a:ibm:supplied_mq_advanced_container_images:9.3.0.20:r2:*:*:lts:*:*:*
  • cpe:2.3:a:ibm:supplied_mq_advanced_container_images:9.3.0.21:r1:*:*:lts:*:*:*
  • cpe:2.3:a:ibm:supplied_mq_advanced_container_images:9.3.0.21:r2:*:*:lts:*:*:*
  • cpe:2.3:a:ibm:supplied_mq_advanced_container_images:9.3.0.21:r3:*:*:lts:*:*:*
  • cpe:2.3:a:ibm:supplied_mq_advanced_container_images:9.3.0.25:r1:*:*:lts:*:*:*
  • cpe:2.3:a:ibm:supplied_mq_advanced_container_images:9.4.0.0:r1:*:*:lts:*:*:*
  • cpe:2.3:a:ibm:supplied_mq_advanced_container_images:9.4.0.0:r2:*:*:lts:*:*:*
  • cpe:2.3:a:ibm:supplied_mq_advanced_container_images:9.4.0.0:r3:*:*:lts:*:*:*
  • cpe:2.3:a:ibm:supplied_mq_advanced_container_images:9.4.0.5:r1:*:*:lts:*:*:*
  • cpe:2.3:a:ibm:supplied_mq_advanced_container_images:9.4.0.5:r2:*:*:lts:*:*:*
  • cpe:2.3:a:ibm:supplied_mq_advanced_container_images:9.4.0.6:r1:*:*:sc2:*:*:*
  • cpe:2.3:a:ibm:supplied_mq_advanced_container_images:9.4.0.6:r2:*:*:sc2:*:*:*
  • cpe:2.3:a:ibm:supplied_mq_advanced_container_images:9.4.0.7:r1:*:*:sc2:*:*:*
  • cpe:2.3:a:ibm:supplied_mq_advanced_container_images:9.4.0.10:r1:*:*:sc2:*:*:*
  • cpe:2.3:a:ibm:supplied_mq_advanced_container_images:9.4.0.10:r2:*:*:sc2:*:*:*
  • cpe:2.3:a:ibm:supplied_mq_advanced_container_images:9.4.0.11:r1:*:*:sc2:*:*:*
  • cpe:2.3:a:ibm:supplied_mq_advanced_container_images:9.4.0.11:r2:*:*:sc2:*:*:*
  • cpe:2.3:a:ibm:supplied_mq_advanced_container_images:9.4.0.11:r3:*:*:sc2:*:*:*
  • cpe:2.3:a:ibm:supplied_mq_advanced_container_images:9.4.0.12:*:*:*:sc2:*:*:*
  • cpe:2.3:a:ibm:supplied_mq_advanced_container_images:9.4.0.12:r1:*:*:sc2:*:*:*
  • cpe:2.3:a:ibm:supplied_mq_advanced_container_images:9.4.0.15:r1:*:*:sc2:*:*:*
  • cpe:2.3:a:ibm:supplied_mq_advanced_container_images:9.4.0.15:r4:*:*:sc2:*:*:*
  • cpe:2.3:a:ibm:supplied_mq_advanced_container_images:9.4.0.16:r1:*:*:sc2:*:*:*
  • cpe:2.3:a:ibm:supplied_mq_advanced_container_images:9.4.0.16:r2:*:*:sc2:*:*:*
  • cpe:2.3:a:ibm:supplied_mq_advanced_container_images:9.4.0.17:r1:*:*:sc2:*:*:*
  • cpe:2.3:a:ibm:supplied_mq_advanced_container_images:9.4.0.17:r2:*:*:sc2:*:*:*
  • cpe:2.3:a:ibm:supplied_mq_advanced_container_images:9.4.0.20:r1:*:*:sc2:*:*:*
  • cpe:2.3:a:ibm:supplied_mq_advanced_container_images:9.4.0.21:r1:*:*:sc2:*:*:*
  • cpe:2.3:a:ibm:supplied_mq_advanced_container_images:9.4.0.21:r2:*:*:sc2:*:*:*
  • cpe:2.3:a:ibm:supplied_mq_advanced_container_images:9.4.0.25:r1:*:*:sc2:*:*:*
  • cpe:2.3:a:ibm:supplied_mq_advanced_container_images:9.4.0.25:r3:*:*:sc2:*:*:*
  • cpe:2.3:a:ibm:supplied_mq_advanced_container_images:9.4.0.26:r1:*:*:sc2:*:*:*

Remediation

  • No remediation found in references.

Change History

3 change records found show changes

QUICK INFO

CVE Dictionary Entry:
CVE-2026-11831
NVD Published Date:
Oct 19, 2026
NVD Last Modified:
Oct 23, 2026
Source:
[email protected]