diff --git a/src/common/ieee802_11_common.c b/src/common/ieee802_11_common.c
index c741e13..350e955 100644
--- a/src/common/ieee802_11_common.c
+++ b/src/common/ieee802_11_common.c
@@ -1,6 +1,6 @@
 /*
  * IEEE 802.11 Common routines
- * Copyright (c) 2002-2013, Jouni Malinen <j@w1.fi>
+ * Copyright (c) 2002-2015, Jouni Malinen <j@w1.fi>
  *
  * This software may be distributed under the terms of the BSD license.
  * See README for more details.
@@ -10,6 +10,7 @@
 
 #include "common.h"
 #include "defs.h"
+#include "wpa_common.h"
 #include "ieee802_11_defs.h"
 #include "ieee802_11_common.h"
 
@@ -245,14 +246,20 @@
 			elems->supp_channels_len = elen;
 			break;
 		case WLAN_EID_MOBILITY_DOMAIN:
+			if (elen < sizeof(struct rsn_mdie))
+				break;
 			elems->mdie = pos;
 			elems->mdie_len = elen;
 			break;
 		case WLAN_EID_FAST_BSS_TRANSITION:
+			if (elen < sizeof(struct rsn_ftie))
+				break;
 			elems->ftie = pos;
 			elems->ftie_len = elen;
 			break;
 		case WLAN_EID_TIMEOUT_INTERVAL:
+			if (elen != 5)
+				break;
 			elems->timeout_int = pos;
 			elems->timeout_int_len = elen;
 			break;
diff --git a/src/common/wpa_common.c b/src/common/wpa_common.c
index 86b5d18..a0747b4 100644
--- a/src/common/wpa_common.c
+++ b/src/common/wpa_common.c
@@ -356,6 +356,8 @@
 				parse->rsn_pmkid = data.pmkid;
 			break;
 		case WLAN_EID_MOBILITY_DOMAIN:
+			if (pos[1] < sizeof(struct rsn_mdie))
+				return -1;
 			parse->mdie = pos + 2;
 			parse->mdie_len = pos[1];
 			break;
@@ -368,6 +370,8 @@
 				return -1;
 			break;
 		case WLAN_EID_TIMEOUT_INTERVAL:
+			if (pos[1] != 5)
+				break;
 			parse->tie = pos + 2;
 			parse->tie_len = pos[1];
 			break;
diff --git a/src/common/wpa_common.h b/src/common/wpa_common.h
index cb047d0..29c3503 100644
--- a/src/common/wpa_common.h
+++ b/src/common/wpa_common.h
@@ -306,7 +306,6 @@
 } STRUCT_PACKED;
 #endif /* CONFIG_IEEE80211W */
 
-#ifdef CONFIG_IEEE80211R
 struct rsn_mdie {
 	u8 mobility_domain[MOBILITY_DOMAIN_ID_LEN];
 	u8 ft_capab;
@@ -334,7 +333,6 @@
 	le16 status_code;
 } STRUCT_PACKED;
 
-#endif /* CONFIG_IEEE80211R */
 
 #ifdef _MSC_VER
 #pragma pack(pop)
diff --git a/src/rsn_supp/wpa_ie.c b/src/rsn_supp/wpa_ie.c
index 0d96216..5741a5b 100644
--- a/src/rsn_supp/wpa_ie.c
+++ b/src/rsn_supp/wpa_ie.c
@@ -511,12 +511,14 @@
 			ie->rsn_ie_len = pos[1] + 2;
 			wpa_hexdump(MSG_DEBUG, "WPA: RSN IE in EAPOL-Key",
 				    ie->rsn_ie, ie->rsn_ie_len);
-		} else if (*pos == WLAN_EID_MOBILITY_DOMAIN) {
+		} else if (*pos == WLAN_EID_MOBILITY_DOMAIN &&
+			   pos[1] >= sizeof(struct rsn_mdie)) {
 			ie->mdie = pos;
 			ie->mdie_len = pos[1] + 2;
 			wpa_hexdump(MSG_DEBUG, "WPA: MDIE in EAPOL-Key",
 				    ie->mdie, ie->mdie_len);
-		} else if (*pos == WLAN_EID_FAST_BSS_TRANSITION) {
+		} else if (*pos == WLAN_EID_FAST_BSS_TRANSITION &&
+			   pos[1] >= sizeof(struct rsn_ftie)) {
 			ie->ftie = pos;
 			ie->ftie_len = pos[1] + 2;
 			wpa_hexdump(MSG_DEBUG, "WPA: FTIE in EAPOL-Key",