SceneKit in Apple OS X before 10.10.5 allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption and application crash) via unspecified vectors.
http://lists.apple.com/archives/security-announce/2015/Aug/msg00001.html
http://www.securityfocus.com/bid/76340
http://www.securitytracker.com/id/1033276