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FILS: Update EAPOL-Key RX rules for FILS (AP)

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Key Descriptor Version 0 is used with FILS and Key Info MIC field is set
to 0 with AEAD ciphers.

Signed-off-by: Jouni Malinen <jouni@qca.qualcomm.com>
This commit is contained in:
Jouni Malinen 2015-09-03 00:48:47 +03:00 committed by Jouni Malinen
parent 352caf006a
commit b986648389
1 changed files with 12 additions and 1 deletions
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13
src/ap/wpa_auth.c
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@ -989,6 +989,7 @@ void wpa_receive(struct wpa_authenticator *wpa_auth,
if (wpa_use_aes_cmac(sm) &&
sm->wpa_key_mgmt != WPA_KEY_MGMT_OSEN &&
!wpa_key_mgmt_suite_b(sm->wpa_key_mgmt) &&
!wpa_key_mgmt_fils(sm->wpa_key_mgmt) &&
ver != WPA_KEY_INFO_TYPE_AES_128_CMAC) {
wpa_auth_logger(wpa_auth, sm->addr,
LOGGER_WARNING,
@ -1243,12 +1244,22 @@ continue_processing:
return;
}
if (!(key_info & WPA_KEY_INFO_MIC)) {
if (!wpa_key_mgmt_fils(sm->wpa_key_mgmt) &&
!(key_info & WPA_KEY_INFO_MIC)) {
wpa_auth_logger(wpa_auth, sm->addr, LOGGER_INFO,
"received invalid EAPOL-Key: Key MIC not set");
return;
}
#ifdef CONFIG_FILS
if (wpa_key_mgmt_fils(sm->wpa_key_mgmt) &&
(key_info & WPA_KEY_INFO_MIC)) {
wpa_auth_logger(wpa_auth, sm->addr, LOGGER_INFO,
"received invalid EAPOL-Key: Key MIC set");
return;
}
#endif /* CONFIG_FILS */
sm->MICVerified = FALSE;
if (sm->PTK_valid && !sm->update_snonce) {
if (wpa_verify_key_mic(sm->wpa_key_mgmt, &sm->PTK, data,