VDB
DEBIAN-CVE-2025-52434
DEBIAN-CVE-2025-52434
PUBLISHED
CVSS 7.5 HIGH
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.
Risk Scores
CVSS v3.1
7.5
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Debian:13 | tomcat9 | 0, 0 |
| Debian:12 | tomcat9 | 0, 0 |
| Debian:11 | tomcat9 | 9.0.43-2~deb11u10, 9.0.43-2~deb11u3, 9.0.43-2~deb11u4 |
| Debian:14 | tomcat9 | 0, 0 |
Timeline
- Jul 10, 2025 CVE Published
- Apr 28, 2026 CVE Updated