Jann Horn of Google Project Zero discovered that NTFS-3G, a read-write NTFS driver for FUSE, does not scrub the environment before executing modprobe with elevated privileges. A local user can take advantage of this flaw for local root privilege escalation.
https://www.exploit-db.com/exploits/41356/
https://www.exploit-db.com/exploits/41240/
https://www.debian.org/security/2017/dsa-3780
https://security.gentoo.org/glsa/201702-10
https://marc.info/?l=oss-security&m=148594671929354&w=2