CVE:CVE-2018-17469
CNNVD:CNNVD-201810-771
Google Chrome是美国谷歌（Google）公司开发的一款Web浏览器。PDFium是其中的一个开源PDF渲染引擎。
Google Chrome 70.0.3538.67之前版本中的PDFium存在基于堆的缓冲区溢出漏洞。远程攻击者可借助特制的PDF文件利用该漏洞执行任意代码或造成拒绝服务（越界读取内存）。
solution:Upgrade google chrome to a higher version than 70.0.3538.67,and avoid the version (,70.0.3538.67); Upgrade redhat linux_desktop to a higher version than 6.0,and avoid the version 6.0; Upgrade redhat linux_server to a higher version than 6.0,and avoid the version 6.0; Upgrade redhat linux_workstation to a higher version than 6.0,and avoid the version 6.0; Upgrade debian debian_linux to a higher version than 9.0,and avoid the version 9.0