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Remove rsa_pss_rsae_sha256 support.

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Sign rsa is not thread safe. Remove it from current code.
And a thread-safe version should be re-introduce in future.

Signed-off-by: Jerry Yu <jerry.h.yu@arm.com>
This commit is contained in:
Jerry Yu
2022-02-23 10:38:25 +08:00
parent ccb005e35f
commit 2ff6ba1df0
2 changed files with 17 additions and 53 deletions
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42
library/ssl_tls13_generic.c
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@ -1130,50 +1130,10 @@ static int ssl_tls13_write_certificate_verify_body( mbedtls_ssl_context *ssl,
break;
#endif /* MBEDTLS_ECDSA_C */
#if defined(MBEDTLS_RSA_C) && defined(MBEDTLS_PKCS1_V21)
case MBEDTLS_SSL_SIG_RSA:
if( own_key_size <= 2048 &&
mbedtls_ssl_sig_alg_is_received( ssl,
MBEDTLS_TLS1_3_SIG_RSA_PSS_RSAE_SHA256 ) )
{
md_alg = MBEDTLS_MD_SHA256;
algorithm = MBEDTLS_TLS1_3_SIG_RSA_PSS_RSAE_SHA256;
}
else if( own_key_size <= 3072 &&
mbedtls_ssl_sig_alg_is_received( ssl,
MBEDTLS_TLS1_3_SIG_RSA_PSS_RSAE_SHA384 ) )
{
md_alg = MBEDTLS_MD_SHA384;
algorithm = MBEDTLS_TLS1_3_SIG_RSA_PSS_RSAE_SHA384;
}
else if( own_key_size <= 4096 &&
mbedtls_ssl_sig_alg_is_received( ssl,
MBEDTLS_TLS1_3_SIG_RSA_PSS_RSAE_SHA512 ) )
{
md_alg = MBEDTLS_MD_SHA512;
algorithm = MBEDTLS_TLS1_3_SIG_RSA_PSS_RSAE_SHA512;
}
else
{
MBEDTLS_SSL_DEBUG_MSG( 3, ( "unknown key size: %"
MBEDTLS_PRINTF_SIZET " bits",
own_key_size ) );
break;
}
if( mbedtls_rsa_set_padding( mbedtls_pk_rsa( *own_key ),
MBEDTLS_RSA_PKCS_V21,
md_alg ) != 0 )
{
MBEDTLS_SSL_DEBUG_MSG( 1, ( "Set RSA padding Fail" ) );
return( MBEDTLS_ERR_SSL_INTERNAL_ERROR );
}
break;
#endif /* MBEDTLS_RSA_C && MBEDTLS_PKCS1_V21 */
default:
MBEDTLS_SSL_DEBUG_MSG( 1,
( "unkown pk type : %d", signature_type ) );
return( MBEDTLS_ERR_SSL_HANDSHAKE_FAILURE );
break;
}
if( algorithm == MBEDTLS_TLS1_3_SIG_NONE ||