CVE:CVE-2018-18338
CNNVD:CNNVD-201812-145
Google Chrome是美国谷歌（Google）公司的一款Web浏览器。Canvas是其中的一个图形组件。
Google Chrome 71.0.3578.80之前版本中的Canvas存在基于堆的缓冲区溢出漏洞。远程攻击者可借助特制的HTML页面利用该漏洞造成堆损坏。
solution:Upgrade google chrome to a higher version than 71.0.3578.80,and avoid the version (,71.0.3578.80); 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