fest.pl in digitaldj 0.7.5 allows local users to overwrite arbitrary files via a symlink attack on the /tmp/ddj_fest.tmp temporary file.
https://bugs.gentoo.org/show_bug.cgi?id=235770
http://www.securityfocus.com/bid/30904
http://www.openwall.com/lists/oss-security/2008/10/30/2