NTFS-3G: Remote code execution, possible privilege escalation

Background

NTFS-3G is a stable, full-featured, read-write NTFS driver for various operating systems.

Description

An integer underflow issue exists in NTFS-3G which may cause a heap buffer overflow with crafted input.

Impact

A remote attacker may be able to execute arbitrary code while a local attacker may be able to escalate privileges.

Workaround

There is no known workaround at this time.

Resolution

All NTFS-3G users should upgrade to the latest version:

 # emerge --sync
 # emerge --ask --oneshot --verbose ">=sys-fs/ntfs3g-2017.3.23-r3"