CVE:CVE-2004-0419
CNNVD:CNNVD-200408-147
XFree86是一款流行的X服务器。
XFree86 XDM会在接口上随机打开一些TCP套接口端口，导致这些端口可被攻击者利用。
XFree86 XDM即使当DisplayManager.requestPort设置为0，xdm也会在所有接口上打开chooserFd套接口。这会导致某些安全问题的产生。如攻击者可利用打开的端口而不被怀疑。
solution:Upgrade x.org x11r6 to a higher version than 6.7.0,and avoid the version 6.7.0; Upgrade xfree86_project xdm to a higher version than cvs,and avoid the version cvs; Upgrade gentoo linux to a higher version than 1.4,and avoid the version 1.4