{"id":"CVE-2021-4040","details":"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.","aliases":["GHSA-gf8c-j759-86mg"],"modified":"2026-03-19T12:44:25.981567Z","published":"2022-08-24T16:15:09.313Z","references":[{"type":"ADVISORY","url":"https://access.redhat.com/security/cve/CVE-2021-4040"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2028254"},{"type":"FIX","url":"https://github.com/apache/activemq-artemis/pull/3871/commits"},{"type":"FIX","url":"https://issues.apache.org/jira/browse/ARTEMIS-3593"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/apache/artemis","events":[{"introduced":"0"},{"fixed":"95c2508a469806dda5253d2e4eb8888563274d4f"}],"database_specific":{"versions":[{"introduced":"0"},{"fixed":"2.19.1"}]}}],"versions":["1.0.0","1.1.0","1.2.0","1.3.0","1.4.0","1.5.0","1.5.1","2.0.0","2.1.0","2.10.0","2.10.1","2.11.0","2.12.0","2.13.0","2.14.0","2.15.0","2.16.0","2.17.0","2.18.0","2.19.0","2.2.0","2.3.0","2.4.0","2.5.0","2.6.0","2.7.0","2.8.0","2.8.1","2.9.0"],"database_specific":{"unresolved_ranges":[{"events":[{"introduced":"0"},{"fixed":"7.10.0"}]}],"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2021-4040.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L"}]}