vulnerability

Oracle Linux: CVE-2025-52434: ELSA-2025-14177: tomcat security update (IMPORTANT) (Multiple Advisories)

Severity
5
CVSS
(AV:N/AC:L/Au:N/C:N/I:N/A:P)
Published
Jul 10, 2025
Added
Aug 21, 2025
Modified
Aug 22, 2025

Description

Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition') vulnerability in Apache Tomcat when using the APR/Native connector. This was particularly noticeable with client initiated closes of HTTP/2 connections.
This issue affects Apache Tomcat: from 9.0.0.M1 through 9.0.106.
Users are recommended to upgrade to version 9.0.107, which fixes the issue.
A denial of service flaw was found in Apache Tomcat. A race condition during connection closure could trigger a JVM crash when using the APR/Native connector, leading to a denial of service. This issue was particularly noticeable with client-initiated closures of HTTP/2 connections.

Solutions

oracle-linux-upgrade-tomcatoracle-linux-upgrade-tomcat9oracle-linux-upgrade-tomcat9-admin-webappsoracle-linux-upgrade-tomcat9-docs-webapporacle-linux-upgrade-tomcat9-el-3-0-apioracle-linux-upgrade-tomcat9-jsp-2-3-apioracle-linux-upgrade-tomcat9-liboracle-linux-upgrade-tomcat9-servlet-4-0-apioracle-linux-upgrade-tomcat9-webappsoracle-linux-upgrade-tomcat-admin-webappsoracle-linux-upgrade-tomcat-docs-webapporacle-linux-upgrade-tomcat-el-3-0-apioracle-linux-upgrade-tomcat-jsp-2-3-apioracle-linux-upgrade-tomcat-liboracle-linux-upgrade-tomcat-servlet-4-0-apioracle-linux-upgrade-tomcat-webapps
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