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.
History

Mon, 15 Jun 2026 13:15:00 +0000

Type Values Removed Values Added
First Time appeared Apache artemis
CPEs cpe:2.3:a:apache:activemq_artemis:*:*:*:*:*:*:*:* cpe:2.3:a:apache:artemis:*:*:*:*:*:*:*:*
Vendors & Products Apache activemq Artemis
Apache artemis

cve-icon MITRE

Status: PUBLISHED

Assigner: redhat

Published:

Updated: 2024-08-03T17:16:03.705Z

Reserved: 2021-12-02T00:00:00.000Z

Link: CVE-2021-4040

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Modified

Published: 2022-08-24T16:15:09.313

Modified: 2026-06-17T04:18:56.357

Link: CVE-2021-4040

cve-icon Redhat

Severity : Moderate

Publid Date: 2021-11-19T12:05:00Z

Links: CVE-2021-4040 - Bugzilla

cve-icon OpenCVE Enrichment

No data.