ypserv NIS server before 2.7 allows remote attackers to cause a denial of service via a TCP client request that does not respond to the server, which causes ypserv to block.
secunia.com/advisories/21112
securitytracker.com/id?1016517
sunsolve.sun.com/pub-cgi/retrieve.pl?doc=fsalert%2F55600&zone_32=category%3Asecurity
www.mandriva.com/security/advisories?name=MDKSA-2003:072
www.redhat.com/support/errata/RHSA-2003-173.html
www.redhat.com/support/errata/RHSA-2003-201.html
www.securityfocus.com/archive/1/440454/100/0/threaded
www.securityfocus.com/bid/8031
www.turbolinux.com/security/TLSA-2003-43.txt
www.vupen.com/english/advisories/2006/2873
oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A667