
copyfail-rs
Exploit and detect CVE-2026-31431 vulnerabilities using a static binary that monitors system integrity and bypasses PAM authentication.
authenticationbinary-exploitationexploitation+7

Exploit and detect CVE-2026-31431 vulnerabilities using a static binary that monitors system integrity and bypasses PAM authentication.

Reproduced the fileless LPE CVE‑2026‑31431 (“Copy Fail”) on Kali Linux, then built auditd, Sigma & YARA detections to catch this stealthy kernel…