About the security content of tvOS 11.3 - Apple Support

About Apple security updates For our customers' protection, Apple doesn't disclose, discuss, or confirm security issues until an investigation has occurred and patches or releases are available. Recent releases are listed on the Apple security updates page. For more information about security, se...

CVE-2018-4143

An issue was discovered in certain Apple products. iOS before 11.3 is affected. macOS before 10.13.4 is affected. tvOS before 11.3 is affected. watchOS before 4.3 is affected. The issue involves the "Kernel" component. It allows attackers to execute arbitrary code in a privileged context or cause...

CVE-2018-4143

CVE-2018-4143 affects Apple kernels across iOS (pre-11.3), macOS (pre-10.13.4), tvOS (pre-11.3), and watchOS (pre-4.3). Root cause: memory corruption in the Kernel enabling a crafted app to execute arbitrary code with kernel privileges or cause a denial of service. Public details confirm the issu...