IOKit in Apple iOS before 8 and Apple TV before 7 does not properly validate IODataQueue object metadata, which allows attackers to execute arbitrary code in a privileged context via an application that provides crafted values in unspecified metadata fields, a different vulnerability than CVE-2014-4388.
Apple Security Advisory 2014-10-16-1 - OS X Yosemite v10.10 is now available and addresses 802.1X, AFP file server, Apache, App Sandbox, and various other vulnerabilities.