Nine-Year-Old Linux Kernel Vulnerability Disclosed

Cybersecurity researchers disclosed a nine-year-old Linux kernel vulnerability tracked as CVE-2026-46333 with a CVSS score of 5.5. The flaw involves improper privilege management, allowing an unprivileged local user to disclose sensitive files and execute arbitrary commands as root on default installations of major Linux distributions. No specific affected distributions or exploitation instances were detailed in the report. The vulnerability remained undetected since its introduction into the kernel. The impact includes potential full system compromise via local access.