CVE-2026-31431-Linux-Copy-Fail

The CVE-2026-31431-Linux-Copy-Fail tool is a Rust-based local privilege escalation exploit that leverages an arbitrary page cache write vulnerability in Linux systems. It facilitates the execution of customizable shellcode, including a Meterpreter payload, and offers functions for testing vulnerability and executing exploits. Notable features include support for direct payload substitution and detailed usage instructions for compiling and executing the tool on affected Linux distributions.