CVE-2016-4749
Printing UIKit in Apple iOS before 10 mishandles environment variables, which allows local users to discover cleartext AirPrint preview content by reading a temporary file.
Date published : 2016-09-18
http://lists.apple.com/archives/security-announce/2016/Sep/msg00002.html
http://lists.apple.com/archives/security-announce/2016/Sep/msg00008.html