CVE-2025-62161: Toctou Open Close Bind Mount Same Pathcve-2025-62161-toctou-open-close-bind-mount-same-path
A file path is opened without O_PATH, the file descriptor is immediately closed without being used for mounting, and the same path is later passed as a bind-mount source or destination. This TOCTOU window (CWE-363 / CWE-61) allows an attacker to replace the path with a symlink between close() and mount(), causing an arbitrary file to be bind-mounted and bypa