CVE:CVE-2016-2312
CNNVD:CNNVD-201602-339
KDE Plasma-Workspace（Plasma工作空间）是KDE社区开发的所有图形环境的总称，是KDE Software Compilation 4（桌面环境的最新系列）的一部分。kscreenlocker是一个用于安全锁屏的库。
KDE Plasma-workspace 5.5.0之前的版本和kscreenlocker 5.5.5之前的版本中存在安全漏洞。攻击者可利用该漏洞获取锁屏设备的访问权限。
solution:Upgrade kde kscreenlocker to a higher version than 5.5.4,and avoid the version (,5.5.4]; Upgrade kde plasma-workspace to a higher version than 5.4.3,and avoid the version (,5.4.3]; Upgrade fedoraproject fedora to a higher version than 22,23,and avoid the version 22,23; Upgrade opensuse leap to a higher version than 42.1,and avoid the version 42.1