Linux kernel vulnerability allows root privilege escalation

A critical Linux kernel vulnerability, pedit COW, allows attackers to gain root access by corrupting cached system binaries in memory. Tracked as CVE-2026-46331, the flaw exploits the traffic control subsystem, enabling silent modification of privileged executables without altering disk files. This vulnerability is the latest in a series of Linux page-cache corruption issues, with a proof-of-concept exploit appearing rapidly after disclosure.