CVE-2016-4771
The kernel in Apple iOS before 10 and OS X before 10.12 allows local users to bypass intended file-access restrictions via a crafted directory pathname.
Date published : 2016-09-25
http://lists.apple.com/archives/security-announce/2016/Sep/msg00006.html
http://lists.apple.com/archives/security-announce/2016/Sep/msg00008.html