The show_elog_list function in elogd.c in elog 2.6.2 and earlier allows remote authenticated users to cause a denial of service (daemon crash) by attempting to access a logbook whose name begins with "global," which results in a NULL pointer dereference. NOTE: some of these details are obtained from third party information.
http://www.vupen.com/english/advisories/2006/4423
http://www.securityfocus.com/bid/21028
http://www.debian.org/security/2006/dsa-1242
http://securitytracker.com/id?1017450
http://securityreason.com/securityalert/2060
http://secunia.com/advisories/23580
http://secunia.com/advisories/22800
http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=397875
http://archives.neohapsis.com/archives/fulldisclosure/2006-11/0198.html