heartbeat.c in heartbeat before 2.0.6 sets insecure permissions in a shmget call for shared memory, which allows local users to cause an unspecified denial of service via unknown vectors, possibly during a short time window on startup.
SuSEconfig.susewm in the susewm package on SuSE Linux 8.2Pro allows local users to overwrite arbitrary files via a symlink attack on the susewm.$$ temporary file.