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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.
THREAT MONITOR
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Credits & Attribution
No credits recorded in the NVD database.
References
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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