diff options
Diffstat (limited to 'src/eap_server/eap_server_mschapv2.c')
| -rw-r--r-- | src/eap_server/eap_server_mschapv2.c | 10 |
1 files changed, 7 insertions, 3 deletions
diff --git a/src/eap_server/eap_server_mschapv2.c b/src/eap_server/eap_server_mschapv2.c index 6c47bb6..e9e03b0 100644 --- a/src/eap_server/eap_server_mschapv2.c +++ b/src/eap_server/eap_server_mschapv2.c @@ -551,9 +551,13 @@ static u8 * eap_mschapv2_getKey(struct eap_sm *sm, void *priv, size_t *len) if (key == NULL) return NULL; /* MSK = server MS-MPPE-Recv-Key | MS-MPPE-Send-Key */ - get_asymetric_start_key(data->master_key, key, MSCHAPV2_KEY_LEN, 0, 1); - get_asymetric_start_key(data->master_key, key + MSCHAPV2_KEY_LEN, - MSCHAPV2_KEY_LEN, 1, 1); + if (get_asymetric_start_key(data->master_key, key, MSCHAPV2_KEY_LEN, 0, + 1) < 0 || + get_asymetric_start_key(data->master_key, key + MSCHAPV2_KEY_LEN, + MSCHAPV2_KEY_LEN, 1, 1) < 0) { + os_free(key); + return NULL; + } wpa_hexdump_key(MSG_DEBUG, "EAP-MSCHAPV2: Derived key", key, *len); return key; |