Buffer overflow in the processLine function in maptemplate.c in MapServer before 4.10.3 allows attackers to cause a denial of service and possibly execute arbitrary code via a mapfile with a long layer name, group name, or metadata entry name.
mapserver.gis.umn.edu/download/current/HISTORY.TXT/
secunia.com/advisories/26561
secunia.com/advisories/26718
secunia.com/advisories/29688
securityreason.com/securityalert/3082
trac.osgeo.org/mapserver/ticket/2252
www.debian.org/security/2008/dsa-1539
www.securityfocus.com/bid/25582
www.vupen.com/english/advisories/2007/2974
bugzilla.redhat.com/show_bug.cgi?id=272081
www.redhat.com/archives/fedora-package-announce/2007-September/msg00096.html