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Fix EC public key computation when importing.

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Signed-off-by: Pol Henarejos <pol.henarejos@cttc.es>
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Pol Henarejos 2023-02-13 23:24:04 +01:00
parent fbabb81acd
commit 68071825c2
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GPG key ID: C0095B7870A4CCD3
1 changed files with 6 additions and 0 deletions
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6
src/hsm/kek.c
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@ -589,6 +589,12 @@ int dkek_decode_key(uint8_t id, void *key_ctx, const uint8_t *in, size_t in_len,
mbedtls_ecdsa_free(ecdsa);
return CCID_EXEC_ERROR;
}
r = mbedtls_ecp_mul(&ecdsa->grp, &ecdsa->Q, &ecdsa->d, &ecdsa->grp.G, random_gen, NULL);
if (r != 0) {
mbedtls_ecdsa_free(ecdsa);
return CCID_EXEC_ERROR;
}
}
else if (key_type == 15) {
memcpy(key_ctx, kb+ofs, key_size);