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u2f authenticate wrong length fix

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merlokk 2019-01-27 23:58:35 +02:00
parent 4c941997b4
commit f24058d2e8
1 changed files with 4 additions and 3 deletions
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7
targets/stm32l432/src/nfc.c
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@ -348,11 +348,12 @@ void nfc_process_iblock(uint8_t * buf, int len)
case APDU_FIDO_U2F_AUTHENTICATE: case APDU_FIDO_U2F_AUTHENTICATE:
printf1(TAG_NFC, "U2F Authenticate command.\r\n"); printf1(TAG_NFC, "U2F Authenticate command.\r\n");
if (plen != 1 + 64 + 1 + buf[65]) if (plen != 64 + 1 + buf[6 + 64])
{ {
printf1(TAG_NFC, "U2F Authenticate request length error. len=%d keyhlen=%d.\r\n", plen, buf[65]); delay(5);
printf1(TAG_NFC, "U2F Authenticate request length error. len=%d keyhlen=%d.\r\n", plen, buf[6 + 64]);
nfc_write_response(buf[0], SW_WRONG_LENGTH); nfc_write_response(buf[0], SW_WRONG_LENGTH);
//return; return;
} }
u2f_request_nfc(&buf[1], len, &ctap_resp); u2f_request_nfc(&buf[1], len, &ctap_resp);