Buffer overflow in transaction signature (TSIG) handling code in BIND 8 allows remote attackers to gain root privileges.
https://euvd.enisa.europa.eu/vulnerability/EUVD-2001-0010
http://www.securityfocus.com/bid/2302
http://www.redhat.com/support/errata/RHSA-2001-007.html
http://www.nai.com/research/covert/advisories/047.asp