CVE:CVE-2016-5772
CNNVD:CNNVD-201606-563
PHP（PHP：Hypertext Preprocessor，PHP：超文本预处理器）是PHP Group和开放源代码社区共同维护的一种开源的通用计算机脚本语言。WDDX是其中的一个基于XML的Web分布式数据交换扩展模块。
PHP中的WDDX扩展中的wddx.c文件中的‘php_wddx_process_data ’函数存在双重释放漏洞，该漏洞源于程序没有正确处理wddx_deserialize调用。远程攻击者可借助特制的XML数据利用该漏洞造成拒绝服务（应用程序崩溃），或执行任意代码。
solution:Upgrade php php to a higher version than 5.5.37,5.6.23,7.0.8,and avoid the version (,5.5.37),[5.6.0,5.6.23),[7.0.0,7.0.8); Upgrade suse linux_enterprise_debuginfo to a higher version than 11:sp4,and avoid the version 11:sp4; Upgrade opensuse leap to a higher version than 42.1,and avoid the version 42.1; Upgrade opensuse opensuse to a higher version than 13.2,and avoid the version 13.2; Upgrade suse linux_enterprise_server to a higher version than 11:sp4,and avoid the version 11:sp4; Upgrade suse linux_enterprise_software_development_kit to a higher version than 11:sp4,and avoid the version 11:sp4; Upgrade debian debian_linux to a higher version than 8.0,and avoid the version 8.0