CVE:CVE-1999-0434
CNNVD:CNNVD-199903-051
XFree86 xfs命令易受到符号链接攻击，本地用户可以利用该漏洞在受限目录下创建文件，也有可能获取权限或者导致服务拒绝。
solution:Upgrade caldera openlinux to a higher version than 1.2,and avoid the version 1.2; Upgrade debian debian_linux to a higher version than 2.0,2.0:r5,2.1,and avoid the version 2.0,2.0:r5,2.1; Upgrade netbsd netbsd to a higher version than 1.3.3,and avoid the version 1.3.3; Upgrade redhat linux to a higher version than 5.1,and avoid the version 5.1; Upgrade suse suse_linux to a higher version than 5.3,and avoid the version 5.3