psa_util: smarter raw length check in mbedtls_ecdsa_raw_to_der()

Signed-off-by: Valerio Setti <valerio.setti@nordicsemi.no>
This commit is contained in:
Valerio Setti 2024-02-06 16:57:12 +01:00
parent 6269f3baf4
commit cf81f69977

View File

@ -413,7 +413,7 @@ int mbedtls_ecdsa_raw_to_der(size_t bits, const unsigned char *raw, size_t raw_l
unsigned char *p = der + der_size;
int ret = MBEDTLS_ERR_ERROR_CORRUPTION_DETECTED;
if ((raw_len < 2 * coordinate_len) || (raw_len > 2 * coordinate_len)) {
if (raw_len != (2 * coordinate_len)) {
return MBEDTLS_ERR_ASN1_INVALID_DATA;
}