9-Year-Old Linux Kernel Flaw Enables Root Command Execution on Major Distros

Cybersecurity researchers have disclosed a 9-year-old Linux kernel vulnerability (CVE-2026-46333) with a CVSS score of 5.5 that enables unprivileged local users to execute arbitrary commands as root on major Linux distributions. The flaw involves improper privilege management and affects default installations across several major distros.