CVE:CVE-2019-8749
CNNVD:CNNVD-201910-1737
Apple watchOS等都是美国苹果（Apple）公司的产品。Apple watchOS是一套智能手表操作系统。Apple iCloud for Windows是一款基于Windows平台的云服务。Apple macOS Catalina是一套专为Mac计算机所开发的专用操作系统。
多款Apple产品中libxml2组件存在输入验证错误漏洞。以下产品及版本受到影响：macOS Catalina 10.15之前版本, iOS 13之前版本, iCloud for Windows 7.14之前版本, iCloud for Windows 10.7之前版本, tvOS 13之前版本, watchOS 6之前版本, iTunes 12.10.1之前版本。
solution:Upgrade apple icloud to a higher version than 7.14,10.7,and avoid the version (,7.14),[10.0,10.7); Upgrade apple itunes to a higher version than 12.10.1,and avoid the version (,12.10.1); Upgrade apple safari to a higher version than 13.0.1,and avoid the version (,13.0.1); Upgrade apple iphone_os to a higher version than 13.0,and avoid the version (,13.0); Upgrade apple tvos to a higher version than 13,and avoid the version (,13); Upgrade apple watchos to a higher version than 6.0,and avoid the version (,6.0)