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pk: add checks for the returned ECC family

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Signed-off-by: Valerio Setti <valerio.setti@nordicsemi.no>
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Valerio Setti
2023-05-22 18:39:43 +02:00
parent f57007dd1e
commit a7cb845705
3 changed files with 11 additions and 0 deletions
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4
library/pk_wrap.c
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@@ -1150,6 +1150,10 @@ static int eckey_check_pair_psa(mbedtls_pk_context *pub, mbedtls_pk_context *prv
#endif /* !MBEDTLS_PK_USE_PSA_EC_DATA */
const size_t curve_bytes = PSA_BITS_TO_BYTES(curve_bits);
if (curve == 0) {
return MBEDTLS_ERR_PK_BAD_INPUT_DATA;
}
psa_set_key_type(&key_attr, PSA_KEY_TYPE_ECC_KEY_PAIR(curve));
psa_set_key_usage_flags(&key_attr, PSA_KEY_USAGE_EXPORT);