CoreGraphics in Apple iOS before 9.3.3, OS X before 10.11.6, tvOS before 9.2.2, and watchOS before 2.2.2 allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption) via a crafted BMP image.
lists.apple.com/archives/security-announce/2016/Jul/msg00000.html
lists.apple.com/archives/security-announce/2016/Jul/msg00001.html
lists.apple.com/archives/security-announce/2016/Jul/msg00002.html
lists.apple.com/archives/security-announce/2016/Jul/msg00003.html
www.securityfocus.com/bid/91834
www.securitytracker.com/id/1036344
www.talosintelligence.com/reports/TALOS-2016-0186/
support.apple.com/HT206902
support.apple.com/HT206903
support.apple.com/HT206904
support.apple.com/HT206905