CVE:CVE-2016-5300
CNNVD:CNNVD-201606-146
Expat是美国软件开发者吉姆-克拉克所研发的一个基于C语言的XML解析器库，它采用了一个面向流的解析器。
Expat的XML解析器中存在安全漏洞，该漏洞源于程序没有使用合适的熵进行哈希值初始化。攻击者可借助XML文档中特制的标识符利用该漏洞造成拒绝服务（CPU消耗）。
solution:Upgrade canonical ubuntu_linux to a higher version than 12.04,14.04,15.10,16.04,and avoid the version 12.04,14.04,15.10,16.04; Upgrade debian debian_linux to a higher version than 8.0,and avoid the version 8.0; Upgrade libexpat_project libexpat to a higher version than 2.2.0,and avoid the version (,2.2.0); Upgrade google android to a higher version than 4.4.4,5.0.2,5.1.1,6.0,6.0.1,and avoid the version 4.4.4,5.0.2,5.1.1,6.0,6.0.1