Tools/gdomap.c in gdomap in GNUstep Base before 1.20.0 allows local users to read arbitrary files via a (1) -c or (2) -a option, which prints file contents in an error message.
http://www.openwall.com/lists/oss-security/2010/05/07/6
http://thread.gmane.org/gmane.comp.lib.gnustep.bugs/12336
http://secunia.com/advisories/39746
http://savannah.gnu.org/bugs/?29755
http://ftpmain.gnustep.org/pub/gnustep/core/gnustep-base-1.20.0.tar.gz