The (1) tomboy and (2) tomboy-panel scripts in GNOME Tomboy 1.5.2 and earlier place a zero-length directory name in the LD_LIBRARY_PATH, which allows local users to gain privileges via a Trojan horse shared library in the current working directory. NOTE: vector 1 exists because of an incorrect fix for CVE-2005-4790.2.
https://bugzilla.redhat.com/show_bug.cgi?id=644606
http://www.vupen.com/english/advisories/2011/0457
http://www.mandriva.com/security/advisories?name=MDVSA-2011:035
http://lists.opensuse.org/opensuse-security-announce/2010-12/msg00000.html