CVE:CVE-2019-8838
CNNVD:CNNVD-201912-490
Apple iOS等都是美国苹果（Apple）公司的产品。Apple iOS是一套为移动设备所开发的操作系统。Apple tvOS是一套智能电视操作系统。Apple watchOS是一套智能手表操作系统。
多款Apple产品中的Kernel组件存在安全漏洞。攻击者可利用该漏洞以内核权限执行任意代码（内存损坏）。以下产品及版本受到影响：Apple macOS Catalina 10.15.2之前版本；iOS 13.3之前版本；iPadOS 13.3之前版本；watchOS 6.1.1之前版本；tvOS 13.3之前版本。
solution:Upgrade apple ipados to a higher version than 13.3,and avoid the version (,13.3); Upgrade apple iphone_os to a higher version than 13.3,and avoid the version (,13.3); Upgrade apple mac_os_x to a higher version than 10.15.2,and avoid the version (,10.15.2); Upgrade apple tvos to a higher version than 13.3,and avoid the version (,13.3); Upgrade apple watchos to a higher version than 6.1.1,and avoid the version (,6.1.1)