CVE:CVE-2022-46341
CNNVD:CNNVD-202212-3280
X.Org X Server是X.org基金会的一款X Window系统显示服务器。
X.Org X Server存在缓冲区错误漏洞，该漏洞源于当使用高键码或按钮代码调用XIPassiveUngrab请求的处理程序时，该处理程序访问了超出边界的内存地址可能导致X server运行权限的系统上的本地权限提升，并导致ssh X转发会话的远程代码执行。
solution:Upgrade x.org x_server to a higher version than 1.20.4,and avoid the version 1.20.4; Upgrade fedoraproject fedora to a higher version than 36,37,and avoid the version 36,37; Upgrade debian debian_linux to a higher version than 11.0,and avoid the version 11.0