vulnerability
Red Hat: CVE-2021-4213: CVE-2021-4213 JSS: memory leak in TLS connection leads to OOM (Multiple Advisories)
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 8 | (AV:N/AC:L/Au:N/C:N/I:N/A:C) | May 10, 2022 | May 13, 2022 | Mar 27, 2026 |
Severity
8
CVSS
(AV:N/AC:L/Au:N/C:N/I:N/A:C)
Published
May 10, 2022
Added
May 13, 2022
Modified
Mar 27, 2026
Description
A flaw was found in JSS, where it did not properly free up all memory. Over time, the wasted memory builds up in the server memory, saturating the server’s RAM. This flaw allows an attacker to force the invocation of an out-of-memory process, causing a denial of service.
Solutions
redhat-upgrade-jssredhat-upgrade-jss-debuginforedhat-upgrade-jss-debugsourceredhat-upgrade-jss-javadocredhat-upgrade-ldapjdkredhat-upgrade-ldapjdk-javadocredhat-upgrade-pki-acmeredhat-upgrade-pki-baseredhat-upgrade-pki-base-javaredhat-upgrade-pki-caredhat-upgrade-pki-core-debuginforedhat-upgrade-pki-core-debugsourceredhat-upgrade-pki-kraredhat-upgrade-pki-serverredhat-upgrade-pki-symkeyredhat-upgrade-pki-symkey-debuginforedhat-upgrade-pki-toolsredhat-upgrade-pki-tools-debuginforedhat-upgrade-python3-pkiredhat-upgrade-tomcatjss
Rapid7 Labs
2026 Global Threat Landscape Report
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