GNOME NetworkManager before 0.8.6 does not properly enforce the auth_admin element in PolicyKit, which allows local users to bypass intended wireless network sharing restrictions via unspecified vectors.
cgit.freedesktop.org/NetworkManager/NetworkManager/plain/NEWS?h=NM_0_8
lists.fedoraproject.org/pipermail/package-announce/2011-August/063665.html
secunia.com/advisories/44858
securitytracker.com/id?1025711
www.mandriva.com/security/advisories?name=MDVSA-2011:171
www.redhat.com/support/errata/RHSA-2011-0930.html
bugzilla.redhat.com/show_bug.cgi?id=709662