The default installation of Caldera OpenLinux 2.3 includes the CGI program rpm_query, which allows remote attackers to determine what packages are installed on the system.

Buffer overflow in Linux mount and umount allows local users to gain root privileges via a long relative pathname.

Linux gpm program allows local users to cause a denial of service by flooding the /dev/gpmctl device with STREAM sockets.

The IDENT server in Caldera Linux 2.3 creates multiple threads for each IDENT request, which allows remote attackers to cause a denial of service.

Buffer overflow in WU-FTPD and related FTP servers allows remote attackers to gain root privileges via macro variables in a message file.

Denial of service in WU-FTPD via the SITE NEWER command, which does not free memory properly.

Vixie Cron on Linux systems allows local users to set parameters of sendmail commands via the MAILTO environmental variable.

Buffer overflow in Vixie cron allows local users to gain root access via a long MAILTO environment variable in a crontab file.

The default configuration of kdm in Caldera and Mandrake Linux, and possibly other distributions, allows XDMCP connections from any host, which allows remote attackers to obtain sensitive information or bypass additional access restrictions.

The KDE klock program allows local users to unlock a session using malformed input.