NTFS-3G before 75dcdc2 has a use-after-free in ntfs_uppercase_mbs in libntfs-3g/unistr.c. NOTE: discussion suggests that exploitation would be challenging. https://github.com/tuxera/ntfs-3g/issues/84
Created ntfs-3g tracking bugs for this issue: Affects: epel-all [bug 2292121] Affects: fedora-all [bug 2292120]