Description
A flaw was found in AMQ Broker. This issue can cause a partial interruption to the availability of AMQ Broker via an Out of memory (OOM) condition. This flaw allows an attacker to partially disrupt availability to the broker through a sustained attack of maliciously crafted messages. The highest threat from this vulnerability is system availability.
Remediation
References
https://access.redhat.com/security/cve/CVE-2021-4040
https://github.com/apache/activemq-artemis/pull/3871/commits
https://bugzilla.redhat.com/show_bug.cgi?id=2028254
https://issues.apache.org/jira/browse/ARTEMIS-3593