Additional fix for CVE-2024-28085. Local Privilege Escalation via TOCTOU in mount(8) hook_owner.c chmod/chown. (CVE-2026-53612) Local Privilege Escalation via TOCTOU in mount(8) — Target Path Redirection. (CVE-2026-53613) Local Privilege Escalation via LIBMOUNT_FORCE_MOUNT2 Environment Variable — nosuid/noexec Bypass in SUID mount(8). (CVE-2026-53614) mount(8) post-mount hooks execute after helper failure. (CVE-2026-76642) nsenter(1), unshare(1) file descriptor leak. (CVE-2026-78408) mount(8) X-mount.subdir symlink escape. (CVE-2026-78409) mount(8) TOCTOU race on source path. (CVE-2026-78410)