The Code Signing implementation in Apple OS X before 10.10.3 does not properly validate signatures, which allows local users to bypass intended access restrictions via a crafted bundle, a different vulnerability than CVE-2015-1146.Referenceshttps://support.apple.com/HT204659http://www.securityfocus.com/bid/73982http://www.securitytracker.com/id/1032048http://lists.apple.com/archives/security-announce/2015/Apr/msg00001.html