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Configure new GTK/IGTK to driver in case of TKIP countermeasures
author
Yoni Divinsky
<yoni.divinsky@ti.com>
Sun, 30 Oct 2011 20:19:49 +0000
(22:19 +0200)
committer
Jouni Malinen
<j@w1.fi>
Sun, 30 Oct 2011 20:19:49 +0000
(22:19 +0200)
The GTK is renewed in the hostapd after a MIC attack dissassociation
without informing the driver, causing decryption failures. This patch
sends the new GTK/IGTK to the driver after it is updated by the hostapd.
Signed-off-by: Yoni Divinsky <yoni.divinsky@ti.com>
src/ap/wpa_auth.c
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diff --git
a/src/ap/wpa_auth.c
b/src/ap/wpa_auth.c
index
c76b6ad
..
7ebfd8d
100644
(file)
--- a/
src/ap/wpa_auth.c
+++ b/
src/ap/wpa_auth.c
@@
-2507,6
+2507,7
@@
void wpa_gtk_rekey(struct wpa_authenticator *wpa_auth)
group->GN_igtk = tmp;
#endif /* CONFIG_IEEE80211W */
wpa_gtk_update(wpa_auth, group);
+ wpa_group_config_group_keys(wpa_auth, group);
}
}