Race Condition Affecting tomcat9 package, versions *


Severity

Recommended
low

Based on default assessment until relevant scores are available.

Threat Intelligence

EPSS
0.06% (19th percentile)

Do your applications use this vulnerable package?

In a few clicks we can analyze your entire application and see what components are vulnerable in your application, and suggest you quick fixes.

Test your applications

Snyk Learn

Learn about Race Condition vulnerabilities in an interactive lesson.

Start learning
  • Snyk IDSNYK-DEBIAN11-TOMCAT9-10691555
  • published11 Jul 2025
  • disclosed10 Jul 2025

Introduced: 10 Jul 2025

NewCVE-2025-52434  (opens in a new tab)
CWE-362  (opens in a new tab)

How to fix?

There is no fixed version for Debian:11 tomcat9.

NVD Description

Note: Versions mentioned in the description apply only to the upstream tomcat9 package and not the tomcat9 package as distributed by Debian. See How to fix? for Debian:11 relevant fixed versions and status.

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.

CVSS Base Scores

version 3.1