Multiple buffer overflows in ISC DHCP Distribution server (dhcpd) 1.0 and 2.0 allow a remote attacker to cause a denial of service (crash) and possibly execute arbitrary commands via long options.
The INN inndstart program allows local users to gain privileges by specifying an alternate configuration file using the INNCONF environmental variable.
named in ISC BIND 4.9 and 8.1 allows local users to destroy files via a symlink attack on (1) named_dump.db when root kills the process with a SIGINT, or (2) named.stats when SIGIOT is used.