Buffer overflow in the wpa_printf function in the debugging code in wpa_supplicant in the Fedora NetworkManager package before 0.6.5-3.fc7 allows user-assisted remote attackers to execute arbitrary code via malformed frames on a WPA2 network. NOTE: some of these details are obtained from third party information.
http://www.vupen.com/english/advisories/2007/2053
http://www.redhat.com/archives/fedora-package-announce/2007-June/msg00032.html