"A bug has been found in a major Linux Wi-Fi driver that can
allow an attacker to take control of a laptop--even when it is not
on a Wi-Fi network.
"There have not been many Linux Wi-Fi device drivers, and this
is apparently the first remotely executable Wi-Fi bug. It affects
the widely used MadWi-Fi Linux kernel device driver for
Atheros-based Wi-Fi chipsets, according to Laurent Butti, a
researcher from France Telecom Orange, who found the flaw and
released the information in a presentation at last month's Black
Hat conference in Amsterdam..."