Snap for 4448085 from 38dc82fc807a28f3a27b82a66b6f701db1eb5d58 to oc-m3-release
Change-Id: Ic06f6a243c4838b49863a365bd831216d9d97c6d
diff --git a/src/ap/ieee802_11.c b/src/ap/ieee802_11.c
index e1a6712..c6234dc 100644
--- a/src/ap/ieee802_11.c
+++ b/src/ap/ieee802_11.c
@@ -2209,6 +2209,7 @@
{
struct ieee80211_ht_capabilities ht_cap;
struct ieee80211_vht_capabilities vht_cap;
+ int set = 1;
/*
* Remove the STA entry to ensure the STA PS state gets cleared and
@@ -2216,9 +2217,18 @@
* FT-over-the-DS, where a station re-associates back to the same AP but
* skips the authentication flow, or if working with a driver that
* does not support full AP client state.
+ *
+ * Skip this if the STA has already completed FT reassociation and the
+ * TK has been configured since the TX/RX PN must not be reset to 0 for
+ * the same key.
*/
- if (!sta->added_unassoc)
+ if (!sta->added_unassoc &&
+ (!(sta->flags & WLAN_STA_AUTHORIZED) ||
+ !wpa_auth_sta_ft_tk_already_set(sta->wpa_sm))) {
hostapd_drv_sta_remove(hapd, sta->addr);
+ wpa_auth_sm_event(sta->wpa_sm, WPA_DRV_STA_REMOVED);
+ set = 0;
+ }
#ifdef CONFIG_IEEE80211N
if (sta->flags & WLAN_STA_HT)
@@ -2241,11 +2251,11 @@
sta->flags & WLAN_STA_VHT ? &vht_cap : NULL,
sta->flags | WLAN_STA_ASSOC, sta->qosinfo,
sta->vht_opmode, sta->p2p_ie ? 1 : 0,
- sta->added_unassoc)) {
+ set)) {
hostapd_logger(hapd, sta->addr,
HOSTAPD_MODULE_IEEE80211, HOSTAPD_LEVEL_NOTICE,
"Could not %s STA to kernel driver",
- sta->added_unassoc ? "set" : "add");
+ set ? "set" : "add");
if (sta->added_unassoc) {
hostapd_drv_sta_remove(hapd, sta->addr);
diff --git a/src/ap/wpa_auth.c b/src/ap/wpa_auth.c
index 7b26c04..85e85e0 100644
--- a/src/ap/wpa_auth.c
+++ b/src/ap/wpa_auth.c
@@ -1751,6 +1751,9 @@
#else /* CONFIG_IEEE80211R_AP */
break;
#endif /* CONFIG_IEEE80211R_AP */
+ case WPA_DRV_STA_REMOVED:
+ sm->tk_already_set = FALSE;
+ return 0;
}
#ifdef CONFIG_IEEE80211R_AP
@@ -1909,6 +1912,21 @@
}
+static int wpa_auth_sm_ptk_update(struct wpa_state_machine *sm)
+{
+ if (random_get_bytes(sm->ANonce, WPA_NONCE_LEN)) {
+ wpa_printf(MSG_ERROR,
+ "WPA: Failed to get random data for ANonce");
+ sm->Disconnect = TRUE;
+ return -1;
+ }
+ wpa_hexdump(MSG_DEBUG, "WPA: Assign new ANonce", sm->ANonce,
+ WPA_NONCE_LEN);
+ sm->TimeoutCtr = 0;
+ return 0;
+}
+
+
SM_STATE(WPA_PTK, INITPMK)
{
u8 msk[2 * PMK_LEN];
@@ -2933,9 +2951,12 @@
SM_ENTER(WPA_PTK, AUTHENTICATION);
else if (sm->ReAuthenticationRequest)
SM_ENTER(WPA_PTK, AUTHENTICATION2);
- else if (sm->PTKRequest)
- SM_ENTER(WPA_PTK, PTKSTART);
- else switch (sm->wpa_ptk_state) {
+ else if (sm->PTKRequest) {
+ if (wpa_auth_sm_ptk_update(sm) < 0)
+ SM_ENTER(WPA_PTK, DISCONNECTED);
+ else
+ SM_ENTER(WPA_PTK, PTKSTART);
+ } else switch (sm->wpa_ptk_state) {
case WPA_PTK_INITIALIZE:
break;
case WPA_PTK_DISCONNECT:
@@ -3734,6 +3755,14 @@
}
+int wpa_auth_sta_ft_tk_already_set(struct wpa_state_machine *sm)
+{
+ if (!sm || !wpa_key_mgmt_ft(sm->wpa_key_mgmt))
+ return 0;
+ return sm->tk_already_set;
+}
+
+
int wpa_auth_sta_clear_pmksa(struct wpa_state_machine *sm,
struct rsn_pmksa_cache_entry *entry)
{
diff --git a/src/ap/wpa_auth.h b/src/ap/wpa_auth.h
index 0920a16..387d146 100644
--- a/src/ap/wpa_auth.h
+++ b/src/ap/wpa_auth.h
@@ -270,7 +270,7 @@
u8 *data, size_t data_len);
enum wpa_event {
WPA_AUTH, WPA_ASSOC, WPA_DISASSOC, WPA_DEAUTH, WPA_REAUTH,
- WPA_REAUTH_EAPOL, WPA_ASSOC_FT
+ WPA_REAUTH_EAPOL, WPA_ASSOC_FT, WPA_DRV_STA_REMOVED
};
void wpa_remove_ptk(struct wpa_state_machine *sm);
int wpa_auth_sm_event(struct wpa_state_machine *sm, enum wpa_event event);
@@ -283,6 +283,7 @@
int wpa_auth_get_pairwise(struct wpa_state_machine *sm);
int wpa_auth_sta_key_mgmt(struct wpa_state_machine *sm);
int wpa_auth_sta_wpa_version(struct wpa_state_machine *sm);
+int wpa_auth_sta_ft_tk_already_set(struct wpa_state_machine *sm);
int wpa_auth_sta_clear_pmksa(struct wpa_state_machine *sm,
struct rsn_pmksa_cache_entry *entry);
struct rsn_pmksa_cache_entry *
diff --git a/src/ap/wpa_auth_ft.c b/src/ap/wpa_auth_ft.c
index c267a17..210d300 100644
--- a/src/ap/wpa_auth_ft.c
+++ b/src/ap/wpa_auth_ft.c
@@ -797,6 +797,14 @@
return;
}
+ if (sm->tk_already_set) {
+ /* Must avoid TK reconfiguration to prevent clearing of TX/RX
+ * PN in the driver */
+ wpa_printf(MSG_DEBUG,
+ "FT: Do not re-install same PTK to the driver");
+ return;
+ }
+
/* FIX: add STA entry to kernel/driver here? The set_key will fail
* most likely without this.. At the moment, STA entry is added only
* after association has been completed. This function will be called
@@ -809,6 +817,7 @@
/* FIX: MLME-SetProtection.Request(TA, Tx_Rx) */
sm->pairwise_set = TRUE;
+ sm->tk_already_set = TRUE;
}
@@ -1006,6 +1015,7 @@
sm->pairwise = pairwise;
sm->PTK_valid = TRUE;
+ sm->tk_already_set = FALSE;
wpa_ft_install_ptk(sm);
buflen = 2 + sizeof(struct rsn_mdie) + 2 + sizeof(struct rsn_ftie) +
diff --git a/src/ap/wpa_auth_i.h b/src/ap/wpa_auth_i.h
index 90318d8..9564f24 100644
--- a/src/ap/wpa_auth_i.h
+++ b/src/ap/wpa_auth_i.h
@@ -58,6 +58,7 @@
struct wpa_ptk PTK;
Boolean PTK_valid;
Boolean pairwise_set;
+ Boolean tk_already_set;
int keycount;
Boolean Pair;
struct wpa_key_replay_counter {
diff --git a/src/common/wpa_common.h b/src/common/wpa_common.h
index a84cc9b..5733c75 100644
--- a/src/common/wpa_common.h
+++ b/src/common/wpa_common.h
@@ -211,8 +211,20 @@
size_t kck_len;
size_t kek_len;
size_t tk_len;
+ int installed; /* 1 if key has already been installed to driver */
};
+struct wpa_gtk {
+ u8 gtk[WPA_GTK_MAX_LEN];
+ size_t gtk_len;
+};
+
+#ifdef CONFIG_IEEE80211W
+struct wpa_igtk {
+ u8 igtk[WPA_IGTK_MAX_LEN];
+ size_t igtk_len;
+};
+#endif /* CONFIG_IEEE80211W */
/* WPA IE version 1
* 00-50-f2:1 (OUI:OUI type)
diff --git a/src/rsn_supp/tdls.c b/src/rsn_supp/tdls.c
index e4ac24f..c2ed952 100644
--- a/src/rsn_supp/tdls.c
+++ b/src/rsn_supp/tdls.c
@@ -112,6 +112,7 @@
u8 tk[16]; /* TPK-TK; assuming only CCMP will be used */
} tpk;
int tpk_set;
+ int tk_set; /* TPK-TK configured to the driver */
int tpk_success;
int tpk_in_progress;
@@ -192,6 +193,20 @@
u8 rsc[6];
enum wpa_alg alg;
+ if (peer->tk_set) {
+ /*
+ * This same TPK-TK has already been configured to the driver
+ * and this new configuration attempt (likely due to an
+ * unexpected retransmitted frame) would result in clearing
+ * the TX/RX sequence number which can break security, so must
+ * not allow that to happen.
+ */
+ wpa_printf(MSG_INFO, "TDLS: TPK-TK for the peer " MACSTR
+ " has already been configured to the driver - do not reconfigure",
+ MAC2STR(peer->addr));
+ return -1;
+ }
+
os_memset(rsc, 0, 6);
switch (peer->cipher) {
@@ -209,12 +224,15 @@
return -1;
}
+ wpa_printf(MSG_DEBUG, "TDLS: Configure pairwise key for peer " MACSTR,
+ MAC2STR(peer->addr));
if (wpa_sm_set_key(sm, alg, peer->addr, -1, 1,
rsc, sizeof(rsc), peer->tpk.tk, key_len) < 0) {
wpa_printf(MSG_WARNING, "TDLS: Failed to set TPK to the "
"driver");
return -1;
}
+ peer->tk_set = 1;
return 0;
}
@@ -696,7 +714,7 @@
peer->cipher = 0;
peer->qos_info = 0;
peer->wmm_capable = 0;
- peer->tpk_set = peer->tpk_success = 0;
+ peer->tk_set = peer->tpk_set = peer->tpk_success = 0;
peer->chan_switch_enabled = 0;
os_memset(&peer->tpk, 0, sizeof(peer->tpk));
os_memset(peer->inonce, 0, WPA_NONCE_LEN);
@@ -1159,6 +1177,7 @@
wpa_tdls_peer_free(sm, peer);
return -1;
}
+ peer->tk_set = 0; /* A new nonce results in a new TK */
wpa_hexdump(MSG_DEBUG, "TDLS: Initiator Nonce for TPK handshake",
peer->inonce, WPA_NONCE_LEN);
os_memcpy(ftie->Snonce, peer->inonce, WPA_NONCE_LEN);
@@ -1752,6 +1771,19 @@
}
+static int tdls_nonce_set(const u8 *nonce)
+{
+ int i;
+
+ for (i = 0; i < WPA_NONCE_LEN; i++) {
+ if (nonce[i])
+ return 1;
+ }
+
+ return 0;
+}
+
+
static int wpa_tdls_process_tpk_m1(struct wpa_sm *sm, const u8 *src_addr,
const u8 *buf, size_t len)
{
@@ -2005,7 +2037,8 @@
peer->rsnie_i_len = kde.rsn_ie_len;
peer->cipher = cipher;
- if (os_memcmp(peer->inonce, ftie->Snonce, WPA_NONCE_LEN) != 0) {
+ if (os_memcmp(peer->inonce, ftie->Snonce, WPA_NONCE_LEN) != 0 ||
+ !tdls_nonce_set(peer->inonce)) {
/*
* There is no point in updating the RNonce for every obtained
* TPK M1 frame (e.g., retransmission due to timeout) with the
@@ -2021,6 +2054,7 @@
"TDLS: Failed to get random data for responder nonce");
goto error;
}
+ peer->tk_set = 0; /* A new nonce results in a new TK */
}
#if 0
diff --git a/src/rsn_supp/wpa.c b/src/rsn_supp/wpa.c
index 1349873..af72298 100644
--- a/src/rsn_supp/wpa.c
+++ b/src/rsn_supp/wpa.c
@@ -582,7 +582,6 @@
os_memset(buf, 0, sizeof(buf));
}
sm->tptk_set = 1;
- sm->tk_to_set = 1;
kde = sm->assoc_wpa_ie;
kde_len = sm->assoc_wpa_ie_len;
@@ -687,7 +686,7 @@
enum wpa_alg alg;
const u8 *key_rsc;
- if (!sm->tk_to_set) {
+ if (sm->ptk.installed) {
wpa_dbg(sm->ctx->msg_ctx, MSG_DEBUG,
"WPA: Do not re-install same PTK to the driver");
return 0;
@@ -731,7 +730,7 @@
/* TK is not needed anymore in supplicant */
os_memset(sm->ptk.tk, 0, WPA_TK_MAX_LEN);
- sm->tk_to_set = 0;
+ sm->ptk.installed = 1;
if (sm->wpa_ptk_rekey) {
eloop_cancel_timeout(wpa_sm_rekey_ptk, sm, NULL);
@@ -781,11 +780,23 @@
static int wpa_supplicant_install_gtk(struct wpa_sm *sm,
const struct wpa_gtk_data *gd,
- const u8 *key_rsc)
+ const u8 *key_rsc, int wnm_sleep)
{
const u8 *_gtk = gd->gtk;
u8 gtk_buf[32];
+ /* Detect possible key reinstallation */
+ if ((sm->gtk.gtk_len == (size_t) gd->gtk_len &&
+ os_memcmp(sm->gtk.gtk, gd->gtk, sm->gtk.gtk_len) == 0) ||
+ (sm->gtk_wnm_sleep.gtk_len == (size_t) gd->gtk_len &&
+ os_memcmp(sm->gtk_wnm_sleep.gtk, gd->gtk,
+ sm->gtk_wnm_sleep.gtk_len) == 0)) {
+ wpa_dbg(sm->ctx->msg_ctx, MSG_DEBUG,
+ "WPA: Not reinstalling already in-use GTK to the driver (keyidx=%d tx=%d len=%d)",
+ gd->keyidx, gd->tx, gd->gtk_len);
+ return 0;
+ }
+
wpa_hexdump_key(MSG_DEBUG, "WPA: Group Key", gd->gtk, gd->gtk_len);
wpa_dbg(sm->ctx->msg_ctx, MSG_DEBUG,
"WPA: Installing GTK to the driver (keyidx=%d tx=%d len=%d)",
@@ -820,6 +831,15 @@
}
os_memset(gtk_buf, 0, sizeof(gtk_buf));
+ if (wnm_sleep) {
+ sm->gtk_wnm_sleep.gtk_len = gd->gtk_len;
+ os_memcpy(sm->gtk_wnm_sleep.gtk, gd->gtk,
+ sm->gtk_wnm_sleep.gtk_len);
+ } else {
+ sm->gtk.gtk_len = gd->gtk_len;
+ os_memcpy(sm->gtk.gtk, gd->gtk, sm->gtk.gtk_len);
+ }
+
return 0;
}
@@ -912,7 +932,7 @@
(wpa_supplicant_check_group_cipher(sm, sm->group_cipher,
gtk_len, gtk_len,
&gd.key_rsc_len, &gd.alg) ||
- wpa_supplicant_install_gtk(sm, &gd, key_rsc))) {
+ wpa_supplicant_install_gtk(sm, &gd, key_rsc, 0))) {
wpa_dbg(sm->ctx->msg_ctx, MSG_DEBUG,
"RSN: Failed to install GTK");
os_memset(&gd, 0, sizeof(gd));
@@ -926,6 +946,58 @@
}
+#ifdef CONFIG_IEEE80211W
+static int wpa_supplicant_install_igtk(struct wpa_sm *sm,
+ const struct wpa_igtk_kde *igtk,
+ int wnm_sleep)
+{
+ size_t len = wpa_cipher_key_len(sm->mgmt_group_cipher);
+ u16 keyidx = WPA_GET_LE16(igtk->keyid);
+
+ /* Detect possible key reinstallation */
+ if ((sm->igtk.igtk_len == len &&
+ os_memcmp(sm->igtk.igtk, igtk->igtk, sm->igtk.igtk_len) == 0) ||
+ (sm->igtk_wnm_sleep.igtk_len == len &&
+ os_memcmp(sm->igtk_wnm_sleep.igtk, igtk->igtk,
+ sm->igtk_wnm_sleep.igtk_len) == 0)) {
+ wpa_dbg(sm->ctx->msg_ctx, MSG_DEBUG,
+ "WPA: Not reinstalling already in-use IGTK to the driver (keyidx=%d)",
+ keyidx);
+ return 0;
+ }
+
+ wpa_dbg(sm->ctx->msg_ctx, MSG_DEBUG,
+ "WPA: IGTK keyid %d pn %02x%02x%02x%02x%02x%02x",
+ keyidx, MAC2STR(igtk->pn));
+ wpa_hexdump_key(MSG_DEBUG, "WPA: IGTK", igtk->igtk, len);
+ if (keyidx > 4095) {
+ wpa_msg(sm->ctx->msg_ctx, MSG_WARNING,
+ "WPA: Invalid IGTK KeyID %d", keyidx);
+ return -1;
+ }
+ if (wpa_sm_set_key(sm, wpa_cipher_to_alg(sm->mgmt_group_cipher),
+ broadcast_ether_addr,
+ keyidx, 0, igtk->pn, sizeof(igtk->pn),
+ igtk->igtk, len) < 0) {
+ wpa_msg(sm->ctx->msg_ctx, MSG_WARNING,
+ "WPA: Failed to configure IGTK to the driver");
+ return -1;
+ }
+
+ if (wnm_sleep) {
+ sm->igtk_wnm_sleep.igtk_len = len;
+ os_memcpy(sm->igtk_wnm_sleep.igtk, igtk->igtk,
+ sm->igtk_wnm_sleep.igtk_len);
+ } else {
+ sm->igtk.igtk_len = len;
+ os_memcpy(sm->igtk.igtk, igtk->igtk, sm->igtk.igtk_len);
+ }
+
+ return 0;
+}
+#endif /* CONFIG_IEEE80211W */
+
+
static int ieee80211w_set_keys(struct wpa_sm *sm,
struct wpa_eapol_ie_parse *ie)
{
@@ -936,30 +1008,14 @@
if (ie->igtk) {
size_t len;
const struct wpa_igtk_kde *igtk;
- u16 keyidx;
+
len = wpa_cipher_key_len(sm->mgmt_group_cipher);
if (ie->igtk_len != WPA_IGTK_KDE_PREFIX_LEN + len)
return -1;
+
igtk = (const struct wpa_igtk_kde *) ie->igtk;
- keyidx = WPA_GET_LE16(igtk->keyid);
- wpa_dbg(sm->ctx->msg_ctx, MSG_DEBUG, "WPA: IGTK keyid %d "
- "pn %02x%02x%02x%02x%02x%02x",
- keyidx, MAC2STR(igtk->pn));
- wpa_hexdump_key(MSG_DEBUG, "WPA: IGTK",
- igtk->igtk, len);
- if (keyidx > 4095) {
- wpa_msg(sm->ctx->msg_ctx, MSG_WARNING,
- "WPA: Invalid IGTK KeyID %d", keyidx);
+ if (wpa_supplicant_install_igtk(sm, igtk, 0) < 0)
return -1;
- }
- if (wpa_sm_set_key(sm, wpa_cipher_to_alg(sm->mgmt_group_cipher),
- broadcast_ether_addr,
- keyidx, 0, igtk->pn, sizeof(igtk->pn),
- igtk->igtk, len) < 0) {
- wpa_msg(sm->ctx->msg_ctx, MSG_WARNING,
- "WPA: Failed to configure IGTK to the driver");
- return -1;
- }
}
return 0;
@@ -1605,7 +1661,7 @@
if (wpa_supplicant_rsc_relaxation(sm, key->key_rsc))
key_rsc = null_rsc;
- if (wpa_supplicant_install_gtk(sm, &gd, key_rsc) ||
+ if (wpa_supplicant_install_gtk(sm, &gd, key_rsc, 0) ||
wpa_supplicant_send_2_of_2(sm, key, ver, key_info) < 0)
goto failed;
os_memset(&gd, 0, sizeof(gd));
@@ -2453,7 +2509,7 @@
*/
void wpa_sm_notify_assoc(struct wpa_sm *sm, const u8 *bssid)
{
- int clear_ptk = 1;
+ int clear_keys = 1;
if (sm == NULL)
return;
@@ -2479,7 +2535,7 @@
/* Prepare for the next transition */
wpa_ft_prepare_auth_request(sm, NULL);
- clear_ptk = 0;
+ clear_keys = 0;
}
#endif /* CONFIG_IEEE80211R */
#ifdef CONFIG_FILS
@@ -2489,11 +2545,11 @@
* AUTHENTICATED state to get the EAPOL port Authorized.
*/
wpa_supplicant_key_neg_complete(sm, sm->bssid, 1);
- clear_ptk = 0;
+ clear_keys = 0;
}
#endif /* CONFIG_FILS */
- if (clear_ptk) {
+ if (clear_keys) {
/*
* IEEE 802.11, 8.4.10: Delete PTK SA on (re)association if
* this is not part of a Fast BSS Transition.
@@ -2503,6 +2559,12 @@
os_memset(&sm->ptk, 0, sizeof(sm->ptk));
sm->tptk_set = 0;
os_memset(&sm->tptk, 0, sizeof(sm->tptk));
+ os_memset(&sm->gtk, 0, sizeof(sm->gtk));
+ os_memset(&sm->gtk_wnm_sleep, 0, sizeof(sm->gtk_wnm_sleep));
+#ifdef CONFIG_IEEE80211W
+ os_memset(&sm->igtk, 0, sizeof(sm->igtk));
+ os_memset(&sm->igtk_wnm_sleep, 0, sizeof(sm->igtk_wnm_sleep));
+#endif /* CONFIG_IEEE80211W */
}
#ifdef CONFIG_TDLS
@@ -2537,6 +2599,9 @@
#ifdef CONFIG_FILS
sm->fils_completed = 0;
#endif /* CONFIG_FILS */
+#ifdef CONFIG_IEEE80211R
+ sm->ft_reassoc_completed = 0;
+#endif /* CONFIG_IEEE80211R */
/* Keys are not needed in the WPA state machine anymore */
wpa_sm_drop_sa(sm);
@@ -3054,6 +3119,12 @@
os_memset(sm->pmk, 0, sizeof(sm->pmk));
os_memset(&sm->ptk, 0, sizeof(sm->ptk));
os_memset(&sm->tptk, 0, sizeof(sm->tptk));
+ os_memset(&sm->gtk, 0, sizeof(sm->gtk));
+ os_memset(&sm->gtk_wnm_sleep, 0, sizeof(sm->gtk_wnm_sleep));
+#ifdef CONFIG_IEEE80211W
+ os_memset(&sm->igtk, 0, sizeof(sm->igtk));
+ os_memset(&sm->igtk_wnm_sleep, 0, sizeof(sm->igtk_wnm_sleep));
+#endif /* CONFIG_IEEE80211W */
#ifdef CONFIG_IEEE80211R
os_memset(sm->xxkey, 0, sizeof(sm->xxkey));
os_memset(sm->pmk_r0, 0, sizeof(sm->pmk_r0));
@@ -3117,7 +3188,7 @@
wpa_hexdump_key(MSG_DEBUG, "Install GTK (WNM SLEEP)",
gd.gtk, gd.gtk_len);
- if (wpa_supplicant_install_gtk(sm, &gd, key_rsc)) {
+ if (wpa_supplicant_install_gtk(sm, &gd, key_rsc, 1)) {
os_memset(&gd, 0, sizeof(gd));
wpa_printf(MSG_DEBUG, "Failed to install the GTK in "
"WNM mode");
@@ -3126,29 +3197,11 @@
os_memset(&gd, 0, sizeof(gd));
#ifdef CONFIG_IEEE80211W
} else if (subelem_id == WNM_SLEEP_SUBELEM_IGTK) {
- struct wpa_igtk_kde igd;
- u16 keyidx;
+ const struct wpa_igtk_kde *igtk;
- os_memset(&igd, 0, sizeof(igd));
- keylen = wpa_cipher_key_len(sm->mgmt_group_cipher);
- os_memcpy(igd.keyid, buf + 2, 2);
- os_memcpy(igd.pn, buf + 4, 6);
-
- keyidx = WPA_GET_LE16(igd.keyid);
- os_memcpy(igd.igtk, buf + 10, keylen);
-
- wpa_hexdump_key(MSG_DEBUG, "Install IGTK (WNM SLEEP)",
- igd.igtk, keylen);
- if (wpa_sm_set_key(sm, wpa_cipher_to_alg(sm->mgmt_group_cipher),
- broadcast_ether_addr,
- keyidx, 0, igd.pn, sizeof(igd.pn),
- igd.igtk, keylen) < 0) {
- wpa_printf(MSG_DEBUG, "Failed to install the IGTK in "
- "WNM mode");
- os_memset(&igd, 0, sizeof(igd));
+ igtk = (const struct wpa_igtk_kde *) (buf + 2);
+ if (wpa_supplicant_install_igtk(sm, igtk, 1) < 0)
return -1;
- }
- os_memset(&igd, 0, sizeof(igd));
#endif /* CONFIG_IEEE80211W */
} else {
wpa_printf(MSG_DEBUG, "Unknown element id");
@@ -3772,6 +3825,7 @@
* takes care of association frame encryption/decryption. */
/* TK is not needed anymore in supplicant */
os_memset(sm->ptk.tk, 0, WPA_TK_MAX_LEN);
+ sm->ptk.installed = 1;
/* FILS HLP Container */
fils_process_hlp_container(sm, ie_start, end - ie_start);
diff --git a/src/rsn_supp/wpa_ft.c b/src/rsn_supp/wpa_ft.c
index 205793e..d45bb45 100644
--- a/src/rsn_supp/wpa_ft.c
+++ b/src/rsn_supp/wpa_ft.c
@@ -153,6 +153,7 @@
u16 capab;
sm->ft_completed = 0;
+ sm->ft_reassoc_completed = 0;
buf_len = 2 + sizeof(struct rsn_mdie) + 2 + sizeof(struct rsn_ftie) +
2 + sm->r0kh_id_len + ric_ies_len + 100;
@@ -681,6 +682,11 @@
return -1;
}
+ if (sm->ft_reassoc_completed) {
+ wpa_printf(MSG_DEBUG, "FT: Reassociation has already been completed for this FT protocol instance - ignore unexpected retransmission");
+ return 0;
+ }
+
if (wpa_ft_parse_ies(ies, ies_len, &parse) < 0) {
wpa_printf(MSG_DEBUG, "FT: Failed to parse IEs");
return -1;
@@ -781,6 +787,8 @@
return -1;
}
+ sm->ft_reassoc_completed = 1;
+
if (wpa_ft_process_gtk_subelem(sm, parse.gtk, parse.gtk_len) < 0)
return -1;
diff --git a/src/rsn_supp/wpa_i.h b/src/rsn_supp/wpa_i.h
index ab54a18..b061638 100644
--- a/src/rsn_supp/wpa_i.h
+++ b/src/rsn_supp/wpa_i.h
@@ -24,13 +24,18 @@
struct wpa_ptk ptk, tptk;
int ptk_set, tptk_set;
unsigned int msg_3_of_4_ok:1;
- unsigned int tk_to_set:1;
u8 snonce[WPA_NONCE_LEN];
u8 anonce[WPA_NONCE_LEN]; /* ANonce from the last 1/4 msg */
int renew_snonce;
u8 rx_replay_counter[WPA_REPLAY_COUNTER_LEN];
int rx_replay_counter_set;
u8 request_counter[WPA_REPLAY_COUNTER_LEN];
+ struct wpa_gtk gtk;
+ struct wpa_gtk gtk_wnm_sleep;
+#ifdef CONFIG_IEEE80211W
+ struct wpa_igtk igtk;
+ struct wpa_igtk igtk_wnm_sleep;
+#endif /* CONFIG_IEEE80211W */
struct eapol_sm *eapol; /* EAPOL state machine from upper level code */
@@ -123,6 +128,7 @@
size_t r0kh_id_len;
u8 r1kh_id[FT_R1KH_ID_LEN];
int ft_completed;
+ int ft_reassoc_completed;
int over_the_ds_in_progress;
u8 target_ap[ETH_ALEN]; /* over-the-DS target AP */
int set_ptk_after_assoc;
diff --git a/wpa_supplicant/wnm_sta.c b/wpa_supplicant/wnm_sta.c
index 0b1a2db..bd0b517 100644
--- a/wpa_supplicant/wnm_sta.c
+++ b/wpa_supplicant/wnm_sta.c
@@ -260,7 +260,7 @@
if (!wpa_s->wnmsleep_used) {
wpa_printf(MSG_DEBUG,
- "WNM: Ignore WNM-Sleep Mode Response frame since WNM-Sleep Mode has not been used in this association");
+ "WNM: Ignore WNM-Sleep Mode Response frame since WNM-Sleep Mode operation has not been requested");
return;
}
@@ -299,6 +299,8 @@
return;
}
+ wpa_s->wnmsleep_used = 0;
+
if (wnmsleep_ie->status == WNM_STATUS_SLEEP_ACCEPT ||
wnmsleep_ie->status == WNM_STATUS_SLEEP_EXIT_ACCEPT_GTK_UPDATE) {
wpa_printf(MSG_DEBUG, "Successfully recv WNM-Sleep Response "
