Commit 1bb2acb9 authored by Cesar Pereida Garcia's avatar Cesar Pereida Garcia Committed by Matt Caswell
Browse files

[crypto/rsa] Set the constant-time flag in multi-prime RSA too 



Reviewed-by: default avatarBernd Edlinger <bernd.edlinger@hotmail.de>
Reviewed-by: default avatarMatt Caswell <matt@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/9779)
parent 2f18596c

crypto/rsa/rsa_lib.c

+6 −3
Original line number Diff line number Diff line
@@ -282,12 +282,15 @@ int RSA_set0_multi_prime_params(RSA *r, BIGNUM *primes[], BIGNUM *exps[], 
        if (pinfo == NULL)

            goto err;

        if (primes[i] != NULL && exps[i] != NULL && coeffs[i] != NULL) {

            BN_free(pinfo->r);

            BN_free(pinfo->d);

            BN_free(pinfo->t);

            BN_clear_free(pinfo->r);

            BN_clear_free(pinfo->d);

            BN_clear_free(pinfo->t);

            pinfo->r = primes[i];

            pinfo->d = exps[i];

            pinfo->t = coeffs[i];

            BN_set_flags(pinfo->r, BN_FLG_CONSTTIME);

            BN_set_flags(pinfo->d, BN_FLG_CONSTTIME);

            BN_set_flags(pinfo->t, BN_FLG_CONSTTIME);

        } else {

            rsa_multip_info_free(pinfo);

            goto err;