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Fix F-3 for hmacSecretMC

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Signed-off-by: Pol Henarejos <pol.henarejos@cttc.es>
This commit is contained in:
Pol Henarejos
2026-06-23 12:46:46 +02:00
parent 3d8183d15e
commit a759b76e4a
1 changed files with 10 additions and 0 deletions
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src/fido/cbor_make_credential.c
+10
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@@ -395,6 +395,16 @@ int cbor_make_credential(const uint8_t *data, size_t len) {
if (hmac_secret_mc && extensions.hmac_secret != ptrue) {
CBOR_ERROR(CTAP2_ERR_MISSING_PARAMETER);
}
if (hmac_secret_mc) {
if (kax.present == false || kay.present == false || crv == 0 || hmac_alg == 0 ||
salt_enc.present == false || salt_auth.present == false) {
CBOR_ERROR(CTAP2_ERR_MISSING_PARAMETER);
}
if (salt_enc.len != 32 + (hmacSecretPinUvAuthProtocol - 1) * IV_SIZE &&
salt_enc.len != 64 + (hmacSecretPinUvAuthProtocol - 1) * IV_SIZE) {
CBOR_ERROR(CTAP1_ERR_INVALID_PARAMETER);
}
}
if (options.up == ptrue || options.up == NULL) { //14.1
if (pinUvAuthParam.present == true) {