vulnerability
Alma Linux: CVE-2025-52434: Important: tomcat security update (Multiple Advisories)
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 8 | (AV:N/AC:L/Au:N/C:N/I:N/A:C) | Aug 20, 2025 | Aug 22, 2025 | Aug 25, 2025 |
Severity
8
CVSS
(AV:N/AC:L/Au:N/C:N/I:N/A:C)
Published
Aug 20, 2025
Added
Aug 22, 2025
Modified
Aug 25, 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.
The following versions were EOL at the time the CVE was created but are
known to be affected: 8.5.0 through 8.5.100. Other, older, EOL versions
may also be affected.
Users are recommended to upgrade to version 9.0.107, which fixes the issue.
Solutions
alma-upgrade-tomcatalma-upgrade-tomcat-admin-webappsalma-upgrade-tomcat-docs-webappalma-upgrade-tomcat-el-3.0-apialma-upgrade-tomcat-jsp-2.3-apialma-upgrade-tomcat-libalma-upgrade-tomcat-servlet-4.0-apialma-upgrade-tomcat-webapps
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