[ CVE-2026-46569 · Published 7 Oct 2026 ]

Vulnerability in Tuxera ntfs-3g

CVSS 7.7 EPSS <1%Fix available

[ Description ]Official description

In NTFS-3G before 2026.7.7, a heap buffer overflow exists in ntfs_ib_copy_tail(), in libntfs-3g/index.c, that allows an attacker to corrupt heap memory in the SUID-root ntfs-3g binary by crafting a malicious NTFS image. The overflow is triggered by extending a directory, e.g., by creating a file.

[ Fixes ]Fixes and patches