CVE:CVE-2016-4614
CNNVD:CNNVD-201607-873
Apple libxml2 for IOS是美国苹果（Apple）公司的一款使用C语言编写的用于解析XML文档的函数库。
多款Apple产品中的libxml2中存在缓冲区错误漏洞。远程攻击者可利用该漏洞造成拒绝服务（内存损坏）。以下产品和版本受到影响：Apple iOS 9.3.3之前版本，OS X 10.11.6之前版本，基于Windows平台上的iTunes 12.4.2之前版本和iCloud 5.2.1之前版本，tvOS 9.2.2之前版本，watchOS 2.2.2之前版本。
solution:Upgrade apple icloud to a higher version than 5.2.1,and avoid the version (,5.2.1); Upgrade apple itunes to a higher version than 12.4.2,and avoid the version (,12.4.2); Upgrade apple iphone_os to a higher version than 9.3.3,and avoid the version (,9.3.3); Upgrade apple mac_os_x to a higher version than 10.11.6,and avoid the version (,10.11.6); Upgrade apple tvos to a higher version than 9.2.2,and avoid the version (,9.2.2); Upgrade apple watchos to a higher version than 2.2.2,and avoid the version (,2.2.2)