November 2025 Linux Vulnerability Report

This technical report outlines the vulnerabilities discovered and addressed within the Linux ecosystem in November 2025. It documents over 1384 new vulnerabilities affecting major distributions such as Debian, Red Hat, OpenSUSE, and Ubuntu, alongside more than 2692 vulnerabilities that were highlighted with corresponding patches. The report details various types of vulnerabilities, including information disclosure, privilege escalation, and code execution. HiveForce Labs identified 13 severe vulnerabilities that are either currently exploited or have a high potential for exploitation, emphasizing the need for immediate attention. The report also highlights notable vulnerabilities in the Linux Kernel and other critical components, such as Google Chromium and Apache Tomcat, detailing their potential impacts and attack vectors. Recommendations for patch management, endpoint security, and authentication system hardening are provided to help organizations mitigate these risks and enhance their security posture.