CVE-2025-3631 - CVE House
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Status published Medium CVE-2025-3631

IBM MQ denial of service

Vulnerability Description

An IBM MQ 9.3 and 9.4 Client connecting to an MQ Queue Manager can cause a SIGSEGV in the AMQRMPPA channel process terminating it.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

No credits recorded in the NVD database.

Affected Vendor

Affected Software

MQ, MQ Appliance
Vulnerable Versions:
9.3.2.0 CD, 9.4.0.0, 9.4.0.0 LTS, 9.4.1.0 CD

Timeline

Official Publish: July 11th, 2025
Last Modified: August 18th, 2025
Added to House: July 22nd, 2026

CVSS Vectors

V3: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Weaknesses (CWE)