CVE-2025-3631
Medium
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.
SeverityMedium
CVSS6.5
Exploit probability—
Product
Ibm Mq Appliance
PublishedJul 11, 2025
First seenJul 11, 2025
Weakness typeCWE-416Use after free
How to fix
Update
- ibm mq_appliance9.4.0.12, 9.4.3, 9.4.3.0 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| ibm mq_appliance | 9.3.2 ≤ v ≤ 9.3.5.2, 9.4.0.0 ≤ v < 9.4.0.12, 9.4.0.0 ≤ v < 9.4.3, 9.4.1.0 ≤ v < 9.4.3.0 | 9.4.0.12, 9.4.3, 9.4.3.0 |
Check your version
Choose the product and enter the version you run to see whether it falls in the affected range.
In the Intelligence 360 plan
Attack Surface Management
See the assets tied to your domains, the technologies they run and known vulnerabilities in one list.