IBM MQ Operator SIGSEGV via AMQ RMPPA Channel (2.0.0-2.0.29, 3.0.0-3.5.1)
CVE-2025-27365 Published on May 1, 2025
IBM MQ Operator denial of service
IBM MQ Operator LTS 2.0.0 through 2.0.29, MQ Operator CD 3.0.0, 3.0.1, 3.1.0 through 3.1.3, 3.3.0, 3.4.0, 3.4.1, 3.5.0, 3.5.1, and MQ Operator SC2 3.2.0 through 3.2.10
Client connecting to a MQ Queue Manager can cause a SIGSEGV in the AMQRMPPA channel process terminating it.
Vulnerability Analysis
CVE-2025-27365 can be exploited with network access, and requires small amount of user privileges. This vulnerability is considered to have a low attack complexity. The potential impact of an exploit of this vulnerability is considered to have no impact on confidentiality and integrity, and a high impact on availability.
Weakness Type
What is a Dangling pointer Vulnerability?
Referencing memory after it has been freed can cause a program to crash, use unexpected values, or execute code.
CVE-2025-27365 has been classified to as a Dangling pointer vulnerability or weakness.
Products Associated with CVE-2025-27365
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Affected Versions
IBM MQ Operator:- Version 2.0.0 LTS, <= 2.0.29 LTS is affected.
- Version 3.0.0, 3.0.1, 3.1.0, 3.1.3, 3.4.0, 3.5.0, 3.5.1 CD is affected.
- Version 3.2.0 SC2, <= 3.2.10 SC2 is affected.
Exploit Probability
EPSS (Exploit Prediction Scoring System) scores estimate the probability that a vulnerability will be exploited in the wild within the next 30 days. The percentile shows you how this score compares to all other vulnerabilities.