The IOHIDDevice::handleReportWithTime function in Apple iOS before 9.3.2 OS X before 10.11.5 tvOS before 9.2.1 and watchOS before 2.2.1 allows attackers to execute arbitrary code in a privileged context or cause a denial of service (out-of-bounds read and memory corruption) via a crafted IOHIDReportType enum which triggers an incorrect cast a different vulnerability than CVE-2016-1824.