CVE:CVE-2021-31523
CNNVD:CNNVD-202104-1596
XScreenSaver是一款使用C语言编写的开源屏幕保护程序。
Debian xscreensaver 5.42+dfsg1-1 存在安全漏洞，该漏洞允许本地用户获得特权。
solution:Upgrade xscreensaver_project xscreensaver to a higher version than 5.42+dfsg1-1,and avoid the version 5.42+dfsg1-1