WNM: Ignore Key Data in WNM Sleep Mode Response frame if no PMF in use

WNM Sleep Mode Response frame is used to update GTK/IGTK only if PMF is
enabled. Verify that PMF is in use before using this field on station
side to avoid accepting unauthenticated key updates.

Bug: 25266660

Change-Id: Ib4b80f9c9e4aa5ea0b827c5202809c9660ad9b39
Signed-off-by: Jouni Malinen <j@w1.fi>
Signed-off-by: Dmitry Shmidt <dimitrysh@google.com>
1 file changed