------------------------------------------------------------------------- Debian LTS Advisory DLA-4244-1 debian-lts@lists.debian.org https://www.debian.org/lts/security/ Markus Koschany July 22, 2025 https://wiki.debian.org/LTS ------------------------------------------------------------------------- Package : tomcat9 Version : 9.0.107-0+deb11u1 CVE ID : CVE-2024-34750 CVE-2024-54677 CVE-2025-31650 CVE-2025-31651 CVE-2025-46701 CVE-2025-48976 CVE-2025-48988 CVE-2025-49125 CVE-2025-52434 CVE-2025-52520 CVE-2025-53506 Several security vulnerabilities have been found in Tomcat 9, a Java web server and servlet engine. Most notably the update improves the handling of HTTP/2 connections and corrects various flaws which can lead to uncontrolled resource consumption and a denial of service. For Debian 11 bullseye, these problems have been fixed in version 9.0.107-0+deb11u1. We recommend that you upgrade your tomcat9 packages. For the detailed security status of tomcat9 please refer to its security tracker page at: https://security-tracker.debian.org/tracker/tomcat9 Further information about Debian LTS security advisories, how to apply these updates to your system and frequently asked questions can be found at: https://wiki.debian.org/LTS
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