Add workaround for CVE-2016-0777 and CVE-2016-0778
Add workaround for CVE-2016-0777 and CVE-2016-0778

drduh/OS-X-Security-and-Privacy-Guide,DeadLion/macOS-Security-and-Privacy-Guide,ScheerMT/OS-X-Yosemite-Security-and-Privacy-Guide,drduh/macOS-Security-and-Privacy-Guide,drduh/OS-X-Yosemite-Security-and-Privacy-Guide