system
Describe <CVE-2016-4637>.
user
What is <CVE-2016-4637>?
assistant
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..