CVE-2025-3631

MEDIUM

IBM MQ Appliance 9.3.2-9.3.5.1 and 9.4.0.0-9.4.0.11 - Use-After-Free in AMQRMPPA Channel Process

Title source: llm
STIX 2.1

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.

References (2)

Core 2
Core References
Vendor Advisory vendor-advisory patch
https://www.ibm.com/support/pages/node/7238310
Vendor Advisory vendor-advisory patch
https://www.ibm.com/support/pages/node/7237025

Scores

CVSS v3 6.5
EPSS 0.0018
EPSS Percentile 39.4%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact partial

Details

CWE
CWE-416
Status published
Products (2)
ibm/mq_appliance 9.3.2 - 9.3.5.2
ibm/mq_appliance 9.4.0.0 - 9.4.0.12
Published Jul 11, 2025
Tracked Since Feb 18, 2026