CVE:CVE-2019-11046
CNNVD:CNNVD-201912-899
PHP（PHP：Hypertext Preprocessor，PHP：超文本预处理器）是PHPGroup和开放源代码社区的共同维护的一种开源的通用计算机脚本语言。该语言主要用于Web开发，支持多种数据库及操作系统。
PHP 7.2.26之前的7.2.x版本、7.3.13之前的7.3.x版本和7.4.0版本中的bcmath扩展功能存在缓冲区错误漏洞。攻击者可借助特制字符串利用该漏洞获取某些内存位置的内容。
solution:Upgrade php php to a higher version than 7.2.26,7.3.13,7.4.0,and avoid the version [7.2.0,7.2.26],[7.3.0,7.3.13],7.4.0; Upgrade debian debian_linux to a higher version than 8.0,9.0,10.0,and avoid the version 8.0,9.0,10.0; Upgrade fedoraproject fedora to a higher version than 30,31,and avoid the version 30,31; Upgrade opensuse leap to a higher version than 15.1,and avoid the version 15.1; Upgrade canonical ubuntu_linux to a higher version than 12.04,14.04,16.04,18.04,19.04,19.10,and avoid the version 12.04,14.04,16.04,18.04,19.04,19.10; Upgrade tenable securitycenter to a higher version than 5.19.0,and avoid the version (,5.19.0)