/*
- * Copyright 1995-2018 The OpenSSL Project Authors. All Rights Reserved.
+ * Copyright 1995-2021 The OpenSSL Project Authors. All Rights Reserved.
* Copyright (c) 2002, Oracle and/or its affiliates. All rights reserved
* Copyright 2005 Nokia. All rights reserved.
*
- * Licensed under the OpenSSL license (the "License"). You may not use
+ * Licensed under the Apache License 2.0 (the "License"). You may not use
* this file except in compliance with the License. You can obtain a copy
* in the file LICENSE in the source distribution or at
* https://www.openssl.org/source/license.html
#include <stdio.h>
#include <time.h>
#include <assert.h>
-#include "../ssl_locl.h"
-#include "statem_locl.h"
+#include "../ssl_local.h"
+#include "statem_local.h"
#include <openssl/buffer.h>
#include <openssl/rand.h>
#include <openssl/objects.h>
#include <openssl/evp.h>
#include <openssl/md5.h>
#include <openssl/dh.h>
+#include <openssl/rsa.h>
#include <openssl/bn.h>
#include <openssl/engine.h>
+#include <openssl/trace.h>
+#include <openssl/core_names.h>
+#include <openssl/param_build.h>
+#include <internal/cryptlib.h>
static MSG_PROCESS_RETURN tls_process_as_hello_retry_request(SSL *s, PACKET *pkt);
static MSG_PROCESS_RETURN tls_process_encrypted_extensions(SSL *s, PACKET *pkt);
{
/* TLS does not like anon-DH with client cert */
if ((s->version > SSL3_VERSION
- && (s->s3->tmp.new_cipher->algorithm_auth & SSL_aNULL))
- || (s->s3->tmp.new_cipher->algorithm_auth & (SSL_aSRP | SSL_aPSK)))
+ && (s->s3.tmp.new_cipher->algorithm_auth & SSL_aNULL))
+ || (s->s3.tmp.new_cipher->algorithm_auth & (SSL_aSRP | SSL_aPSK)))
return 0;
return 1;
*/
static int key_exchange_expected(SSL *s)
{
- long alg_k = s->s3->tmp.new_cipher->algorithm_mkey;
+ long alg_k = s->s3.tmp.new_cipher->algorithm_mkey;
/*
* Can't skip server key exchange if this is an ephemeral
return 1;
}
if (mt == SSL3_MT_CERTIFICATE_REQUEST) {
-#if DTLS_MAX_VERSION != DTLS1_2_VERSION
+#if DTLS_MAX_VERSION_INTERNAL != DTLS1_2_VERSION
# error TODO(DTLS1.3): Restore digest for PHA before adding message.
#endif
if (!SSL_IS_DTLS(s) && s->post_handshake_auth == SSL_PHA_EXT_SENT) {
s->hit = 1;
st->hand_state = TLS_ST_CR_CHANGE;
return 1;
- } else if (!(s->s3->tmp.new_cipher->algorithm_auth
+ } else if (!(s->s3.tmp.new_cipher->algorithm_auth
& (SSL_aNULL | SSL_aSRP | SSL_aPSK))) {
if (mt == SSL3_MT_CERTIFICATE) {
st->hand_state = TLS_ST_CR_CERT;
ske_expected = key_exchange_expected(s);
/* SKE is optional for some PSK ciphersuites */
if (ske_expected
- || ((s->s3->tmp.new_cipher->algorithm_mkey & SSL_PSK)
+ || ((s->s3.tmp.new_cipher->algorithm_mkey & SSL_PSK)
&& mt == SSL3_MT_SERVER_KEY_EXCHANGE)) {
if (mt == SSL3_MT_SERVER_KEY_EXCHANGE) {
st->hand_state = TLS_ST_CR_KEY_EXCH;
case TLS_ST_CR_CERT_STATUS:
ske_expected = key_exchange_expected(s);
/* SKE is optional for some PSK ciphersuites */
- if (ske_expected || ((s->s3->tmp.new_cipher->algorithm_mkey & SSL_PSK)
+ if (ske_expected || ((s->s3.tmp.new_cipher->algorithm_mkey & SSL_PSK)
&& mt == SSL3_MT_SERVER_KEY_EXCHANGE)) {
if (mt == SSL3_MT_SERVER_KEY_EXCHANGE) {
st->hand_state = TLS_ST_CR_KEY_EXCH;
err:
/* No valid transition found */
- SSLfatal(s, SSL3_AD_UNEXPECTED_MESSAGE,
- SSL_F_OSSL_STATEM_CLIENT_READ_TRANSITION,
- SSL_R_UNEXPECTED_MESSAGE);
+ if (SSL_IS_DTLS(s) && mt == SSL3_MT_CHANGE_CIPHER_SPEC) {
+ BIO *rbio;
+
+ /*
+ * CCS messages don't have a message sequence number so this is probably
+ * because of an out-of-order CCS. We'll just drop it.
+ */
+ s->init_num = 0;
+ s->rwstate = SSL_READING;
+ rbio = SSL_get_rbio(s);
+ BIO_clear_retry_flags(rbio);
+ BIO_set_retry_read(rbio);
+ return 0;
+ }
+ SSLfatal(s, SSL3_AD_UNEXPECTED_MESSAGE, SSL_R_UNEXPECTED_MESSAGE);
return 0;
}
switch (st->hand_state) {
default:
/* Shouldn't happen */
- SSLfatal(s, SSL_AD_INTERNAL_ERROR,
- SSL_F_OSSL_STATEM_CLIENT13_WRITE_TRANSITION,
- ERR_R_INTERNAL_ERROR);
+ SSLfatal(s, SSL_AD_INTERNAL_ERROR, ERR_R_INTERNAL_ERROR);
return WRITE_TRAN_ERROR;
case TLS_ST_CR_CERT_REQ:
st->hand_state = TLS_ST_CW_CERT;
return WRITE_TRAN_CONTINUE;
}
- /* Shouldn't happen - same as default case */
- SSLfatal(s, SSL_AD_INTERNAL_ERROR,
- SSL_F_OSSL_STATEM_CLIENT13_WRITE_TRANSITION,
- ERR_R_INTERNAL_ERROR);
- return WRITE_TRAN_ERROR;
+ /*
+ * We should only get here if we received a CertificateRequest after
+ * we already sent close_notify
+ */
+ if (!ossl_assert((s->shutdown & SSL_SENT_SHUTDOWN) != 0)) {
+ /* Shouldn't happen - same as default case */
+ SSLfatal(s, SSL_AD_INTERNAL_ERROR, ERR_R_INTERNAL_ERROR);
+ return WRITE_TRAN_ERROR;
+ }
+ st->hand_state = TLS_ST_OK;
+ return WRITE_TRAN_CONTINUE;
case TLS_ST_CR_FINISHED:
if (s->early_data_state == SSL_EARLY_DATA_WRITE_RETRY
&& s->hello_retry_request == SSL_HRR_NONE)
st->hand_state = TLS_ST_CW_CHANGE;
else
- st->hand_state = (s->s3->tmp.cert_req != 0) ? TLS_ST_CW_CERT
+ st->hand_state = (s->s3.tmp.cert_req != 0) ? TLS_ST_CW_CERT
: TLS_ST_CW_FINISHED;
return WRITE_TRAN_CONTINUE;
case TLS_ST_CW_END_OF_EARLY_DATA:
case TLS_ST_CW_CHANGE:
- st->hand_state = (s->s3->tmp.cert_req != 0) ? TLS_ST_CW_CERT
+ st->hand_state = (s->s3.tmp.cert_req != 0) ? TLS_ST_CW_CERT
: TLS_ST_CW_FINISHED;
return WRITE_TRAN_CONTINUE;
case TLS_ST_CW_CERT:
/* If a non-empty Certificate we also send CertificateVerify */
- st->hand_state = (s->s3->tmp.cert_req == 1) ? TLS_ST_CW_CERT_VRFY
+ st->hand_state = (s->s3.tmp.cert_req == 1) ? TLS_ST_CW_CERT_VRFY
: TLS_ST_CW_FINISHED;
return WRITE_TRAN_CONTINUE;
return WRITE_TRAN_CONTINUE;
case TLS_ST_CR_KEY_UPDATE:
- if (s->key_update != SSL_KEY_UPDATE_NONE) {
- st->hand_state = TLS_ST_CW_KEY_UPDATE;
- return WRITE_TRAN_CONTINUE;
- }
- /* Fall through */
-
case TLS_ST_CW_KEY_UPDATE:
case TLS_ST_CR_SESSION_TICKET:
case TLS_ST_CW_FINISHED:
switch (st->hand_state) {
default:
/* Shouldn't happen */
- SSLfatal(s, SSL_AD_INTERNAL_ERROR,
- SSL_F_OSSL_STATEM_CLIENT_WRITE_TRANSITION,
- ERR_R_INTERNAL_ERROR);
+ SSLfatal(s, SSL_AD_INTERNAL_ERROR, ERR_R_INTERNAL_ERROR);
return WRITE_TRAN_ERROR;
case TLS_ST_OK:
return WRITE_TRAN_CONTINUE;
case TLS_ST_CR_SRVR_DONE:
- if (s->s3->tmp.cert_req)
+ if (s->s3.tmp.cert_req)
st->hand_state = TLS_ST_CW_CERT;
else
st->hand_state = TLS_ST_CW_KEY_EXCH;
* need to skip the certificate verify message when client's
* ECDH public key is sent inside the client certificate.
*/
- if (s->s3->tmp.cert_req == 1) {
+ if (s->s3.tmp.cert_req == 1) {
st->hand_state = TLS_ST_CW_CERT_VRFY;
} else {
st->hand_state = TLS_ST_CW_CHANGE;
}
- if (s->s3->flags & TLS1_FLAGS_SKIP_CERT_VERIFY) {
+ if (s->s3.flags & TLS1_FLAGS_SKIP_CERT_VERIFY) {
st->hand_state = TLS_ST_CW_CHANGE;
}
return WRITE_TRAN_CONTINUE;
#if defined(OPENSSL_NO_NEXTPROTONEG)
st->hand_state = TLS_ST_CW_FINISHED;
#else
- if (!SSL_IS_DTLS(s) && s->s3->npn_seen)
+ if (!SSL_IS_DTLS(s) && s->s3.npn_seen)
st->hand_state = TLS_ST_CW_NEXT_PROTO;
else
st->hand_state = TLS_ST_CW_FINISHED;
return WORK_ERROR;
break;
}
- s->session->cipher = s->s3->tmp.new_cipher;
+ s->session->cipher = s->s3.tmp.new_cipher;
#ifdef OPENSSL_NO_COMP
s->session->compress_meth = 0;
#else
- if (s->s3->tmp.new_compression == NULL)
+ if (s->s3.tmp.new_compression == NULL)
s->session->compress_meth = 0;
else
- s->session->compress_meth = s->s3->tmp.new_compression->id;
+ s->session->compress_meth = s->s3.tmp.new_compression->id;
#endif
if (!s->method->ssl3_enc->setup_key_block(s)) {
/* SSLfatal() already called */
switch (st->hand_state) {
default:
/* Shouldn't happen */
- SSLfatal(s, SSL_AD_INTERNAL_ERROR,
- SSL_F_OSSL_STATEM_CLIENT_CONSTRUCT_MESSAGE,
- SSL_R_BAD_HANDSHAKE_STATE);
+ SSLfatal(s, SSL_AD_INTERNAL_ERROR, SSL_R_BAD_HANDSHAKE_STATE);
return 0;
case TLS_ST_CW_CHANGE:
}
/*
- * Process a message that the client has been received from the server.
+ * Process a message that the client has received from the server.
*/
MSG_PROCESS_RETURN ossl_statem_client_process_message(SSL *s, PACKET *pkt)
{
switch (st->hand_state) {
default:
/* Shouldn't happen */
- SSLfatal(s, SSL_AD_INTERNAL_ERROR,
- SSL_F_OSSL_STATEM_CLIENT_PROCESS_MESSAGE,
- ERR_R_INTERNAL_ERROR);
+ SSLfatal(s, SSL_AD_INTERNAL_ERROR, ERR_R_INTERNAL_ERROR);
return MSG_PROCESS_ERROR;
case TLS_ST_CR_SRVR_HELLO:
switch (st->hand_state) {
default:
/* Shouldn't happen */
- SSLfatal(s, SSL_AD_INTERNAL_ERROR,
- SSL_F_OSSL_STATEM_CLIENT_POST_PROCESS_MESSAGE,
- ERR_R_INTERNAL_ERROR);
+ SSLfatal(s, SSL_AD_INTERNAL_ERROR, ERR_R_INTERNAL_ERROR);
return WORK_ERROR;
+ case TLS_ST_CR_CERT:
+ return tls_post_process_server_certificate(s, wst);
+
+ case TLS_ST_CR_CERT_VRFY:
case TLS_ST_CR_CERT_REQ:
return tls_prepare_client_certificate(s, wst);
}
SSL_SESSION *sess = s->session;
unsigned char *session_id;
- if (!WPACKET_set_max_size(pkt, SSL3_RT_MAX_PLAIN_LENGTH)) {
- /* Should not happen */
- SSLfatal(s, SSL_AD_INTERNAL_ERROR,
- SSL_F_TLS_CONSTRUCT_CLIENT_HELLO, ERR_R_INTERNAL_ERROR);
- return 0;
- }
-
/* Work out what SSL/TLS/DTLS version to use */
protverr = ssl_set_client_hello_version(s);
if (protverr != 0) {
- SSLfatal(s, SSL_AD_INTERNAL_ERROR, SSL_F_TLS_CONSTRUCT_CLIENT_HELLO,
- protverr);
+ SSLfatal(s, SSL_AD_INTERNAL_ERROR, protverr);
return 0;
}
if (sess == NULL
- || !ssl_version_supported(s, sess->ssl_version)
+ || !ssl_version_supported(s, sess->ssl_version, NULL)
|| !SSL_SESSION_is_resumable(sess)) {
if (s->hello_retry_request == SSL_HRR_NONE
&& !ssl_get_new_session(s, 0)) {
}
/* else use the pre-loaded session */
- p = s->s3->client_random;
+ p = s->s3.client_random;
/*
* for DTLS if client_random is initialized, reuse it, we are
if (SSL_IS_DTLS(s)) {
size_t idx;
i = 1;
- for (idx = 0; idx < sizeof(s->s3->client_random); idx++) {
+ for (idx = 0; idx < sizeof(s->s3.client_random); idx++) {
if (p[idx]) {
i = 0;
break;
i = (s->hello_retry_request == SSL_HRR_NONE);
}
- if (i && ssl_fill_hello_random(s, 0, p, sizeof(s->s3->client_random),
+ if (i && ssl_fill_hello_random(s, 0, p, sizeof(s->s3.client_random),
DOWNGRADE_NONE) <= 0) {
- SSLfatal(s, SSL_AD_INTERNAL_ERROR, SSL_F_TLS_CONSTRUCT_CLIENT_HELLO,
- ERR_R_INTERNAL_ERROR);
+ SSLfatal(s, SSL_AD_INTERNAL_ERROR, ERR_R_INTERNAL_ERROR);
return 0;
}
* supported_versions extension for the real supported versions.
*/
if (!WPACKET_put_bytes_u16(pkt, s->client_version)
- || !WPACKET_memcpy(pkt, s->s3->client_random, SSL3_RANDOM_SIZE)) {
- SSLfatal(s, SSL_AD_INTERNAL_ERROR, SSL_F_TLS_CONSTRUCT_CLIENT_HELLO,
- ERR_R_INTERNAL_ERROR);
+ || !WPACKET_memcpy(pkt, s->s3.client_random, SSL3_RANDOM_SIZE)) {
+ SSLfatal(s, SSL_AD_INTERNAL_ERROR, ERR_R_INTERNAL_ERROR);
return 0;
}
s->tmp_session_id_len = sess_id_len;
session_id = s->tmp_session_id;
if (s->hello_retry_request == SSL_HRR_NONE
- && RAND_bytes(s->tmp_session_id, sess_id_len) <= 0) {
- SSLfatal(s, SSL_AD_INTERNAL_ERROR,
- SSL_F_TLS_CONSTRUCT_CLIENT_HELLO,
- ERR_R_INTERNAL_ERROR);
+ && RAND_bytes_ex(s->ctx->libctx, s->tmp_session_id,
+ sess_id_len) <= 0) {
+ SSLfatal(s, SSL_AD_INTERNAL_ERROR, ERR_R_INTERNAL_ERROR);
return 0;
}
} else {
|| (sess_id_len != 0 && !WPACKET_memcpy(pkt, session_id,
sess_id_len))
|| !WPACKET_close(pkt)) {
- SSLfatal(s, SSL_AD_INTERNAL_ERROR, SSL_F_TLS_CONSTRUCT_CLIENT_HELLO,
- ERR_R_INTERNAL_ERROR);
+ SSLfatal(s, SSL_AD_INTERNAL_ERROR, ERR_R_INTERNAL_ERROR);
return 0;
}
if (s->d1->cookie_len > sizeof(s->d1->cookie)
|| !WPACKET_sub_memcpy_u8(pkt, s->d1->cookie,
s->d1->cookie_len)) {
- SSLfatal(s, SSL_AD_INTERNAL_ERROR, SSL_F_TLS_CONSTRUCT_CLIENT_HELLO,
- ERR_R_INTERNAL_ERROR);
+ SSLfatal(s, SSL_AD_INTERNAL_ERROR, ERR_R_INTERNAL_ERROR);
return 0;
}
}
/* Ciphers supported */
if (!WPACKET_start_sub_packet_u16(pkt)) {
- SSLfatal(s, SSL_AD_INTERNAL_ERROR, SSL_F_TLS_CONSTRUCT_CLIENT_HELLO,
- ERR_R_INTERNAL_ERROR);
+ SSLfatal(s, SSL_AD_INTERNAL_ERROR, ERR_R_INTERNAL_ERROR);
return 0;
}
return 0;
}
if (!WPACKET_close(pkt)) {
- SSLfatal(s, SSL_AD_INTERNAL_ERROR, SSL_F_TLS_CONSTRUCT_CLIENT_HELLO,
- ERR_R_INTERNAL_ERROR);
+ SSLfatal(s, SSL_AD_INTERNAL_ERROR, ERR_R_INTERNAL_ERROR);
return 0;
}
/* COMPRESSION */
if (!WPACKET_start_sub_packet_u8(pkt)) {
- SSLfatal(s, SSL_AD_INTERNAL_ERROR, SSL_F_TLS_CONSTRUCT_CLIENT_HELLO,
- ERR_R_INTERNAL_ERROR);
+ SSLfatal(s, SSL_AD_INTERNAL_ERROR, ERR_R_INTERNAL_ERROR);
return 0;
}
#ifndef OPENSSL_NO_COMP
if (ssl_allow_compression(s)
&& s->ctx->comp_methods
- && (SSL_IS_DTLS(s) || s->s3->tmp.max_ver < TLS1_3_VERSION)) {
+ && (SSL_IS_DTLS(s) || s->s3.tmp.max_ver < TLS1_3_VERSION)) {
int compnum = sk_SSL_COMP_num(s->ctx->comp_methods);
for (i = 0; i < compnum; i++) {
comp = sk_SSL_COMP_value(s->ctx->comp_methods, i);
if (!WPACKET_put_bytes_u8(pkt, comp->id)) {
- SSLfatal(s, SSL_AD_INTERNAL_ERROR,
- SSL_F_TLS_CONSTRUCT_CLIENT_HELLO,
- ERR_R_INTERNAL_ERROR);
+ SSLfatal(s, SSL_AD_INTERNAL_ERROR, ERR_R_INTERNAL_ERROR);
return 0;
}
}
#endif
/* Add the NULL method */
if (!WPACKET_put_bytes_u8(pkt, 0) || !WPACKET_close(pkt)) {
- SSLfatal(s, SSL_AD_INTERNAL_ERROR, SSL_F_TLS_CONSTRUCT_CLIENT_HELLO,
- ERR_R_INTERNAL_ERROR);
+ SSLfatal(s, SSL_AD_INTERNAL_ERROR, ERR_R_INTERNAL_ERROR);
return 0;
}
if (!PACKET_forward(pkt, 2)
|| !PACKET_get_length_prefixed_1(pkt, &cookiepkt)) {
- SSLfatal(s, SSL_AD_DECODE_ERROR, SSL_F_DTLS_PROCESS_HELLO_VERIFY,
- SSL_R_LENGTH_MISMATCH);
+ SSLfatal(s, SSL_AD_DECODE_ERROR, SSL_R_LENGTH_MISMATCH);
return MSG_PROCESS_ERROR;
}
cookie_len = PACKET_remaining(&cookiepkt);
if (cookie_len > sizeof(s->d1->cookie)) {
- SSLfatal(s, SSL_AD_ILLEGAL_PARAMETER, SSL_F_DTLS_PROCESS_HELLO_VERIFY,
- SSL_R_LENGTH_TOO_LONG);
+ SSLfatal(s, SSL_AD_ILLEGAL_PARAMETER, SSL_R_LENGTH_TOO_LONG);
return MSG_PROCESS_ERROR;
}
if (!PACKET_copy_bytes(&cookiepkt, s->d1->cookie, cookie_len)) {
- SSLfatal(s, SSL_AD_DECODE_ERROR, SSL_F_DTLS_PROCESS_HELLO_VERIFY,
- SSL_R_LENGTH_MISMATCH);
+ SSLfatal(s, SSL_AD_DECODE_ERROR, SSL_R_LENGTH_MISMATCH);
return MSG_PROCESS_ERROR;
}
s->d1->cookie_len = cookie_len;
c = ssl_get_cipher_by_char(s, cipherchars, 0);
if (c == NULL) {
/* unknown cipher */
- SSLfatal(s, SSL_AD_ILLEGAL_PARAMETER, SSL_F_SET_CLIENT_CIPHERSUITE,
- SSL_R_UNKNOWN_CIPHER_RETURNED);
+ SSLfatal(s, SSL_AD_ILLEGAL_PARAMETER, SSL_R_UNKNOWN_CIPHER_RETURNED);
return 0;
}
/*
* or it's not allowed for the selected protocol. So we return an error.
*/
if (ssl_cipher_disabled(s, c, SSL_SECOP_CIPHER_CHECK, 1)) {
- SSLfatal(s, SSL_AD_ILLEGAL_PARAMETER, SSL_F_SET_CLIENT_CIPHERSUITE,
- SSL_R_WRONG_CIPHER_RETURNED);
+ SSLfatal(s, SSL_AD_ILLEGAL_PARAMETER, SSL_R_WRONG_CIPHER_RETURNED);
return 0;
}
i = sk_SSL_CIPHER_find(sk, c);
if (i < 0) {
/* we did not say we would use this cipher */
- SSLfatal(s, SSL_AD_ILLEGAL_PARAMETER, SSL_F_SET_CLIENT_CIPHERSUITE,
- SSL_R_WRONG_CIPHER_RETURNED);
+ SSLfatal(s, SSL_AD_ILLEGAL_PARAMETER, SSL_R_WRONG_CIPHER_RETURNED);
return 0;
}
- if (SSL_IS_TLS13(s) && s->s3->tmp.new_cipher != NULL
- && s->s3->tmp.new_cipher->id != c->id) {
+ if (SSL_IS_TLS13(s) && s->s3.tmp.new_cipher != NULL
+ && s->s3.tmp.new_cipher->id != c->id) {
/* ServerHello selected a different ciphersuite to that in the HRR */
- SSLfatal(s, SSL_AD_ILLEGAL_PARAMETER, SSL_F_SET_CLIENT_CIPHERSUITE,
- SSL_R_WRONG_CIPHER_RETURNED);
+ SSLfatal(s, SSL_AD_ILLEGAL_PARAMETER, SSL_R_WRONG_CIPHER_RETURNED);
return 0;
}
* In TLSv1.3 it is valid for the server to select a different
* ciphersuite as long as the hash is the same.
*/
- if (ssl_md(c->algorithm2)
- != ssl_md(s->session->cipher->algorithm2)) {
+ if (ssl_md(s->ctx, c->algorithm2)
+ != ssl_md(s->ctx, s->session->cipher->algorithm2)) {
SSLfatal(s, SSL_AD_ILLEGAL_PARAMETER,
- SSL_F_SET_CLIENT_CIPHERSUITE,
SSL_R_CIPHERSUITE_DIGEST_HAS_CHANGED);
return 0;
}
* Prior to TLSv1.3 resuming a session always meant using the same
* ciphersuite.
*/
- SSLfatal(s, SSL_AD_ILLEGAL_PARAMETER, SSL_F_SET_CLIENT_CIPHERSUITE,
+ SSLfatal(s, SSL_AD_ILLEGAL_PARAMETER,
SSL_R_OLD_SESSION_CIPHER_NOT_RETURNED);
return 0;
}
}
- s->s3->tmp.new_cipher = c;
+ s->s3.tmp.new_cipher = c;
return 1;
}
unsigned int compression;
unsigned int sversion;
unsigned int context;
- int discard;
RAW_EXTENSION *extensions = NULL;
#ifndef OPENSSL_NO_COMP
SSL_COMP *comp;
#endif
if (!PACKET_get_net_2(pkt, &sversion)) {
- SSLfatal(s, SSL_AD_DECODE_ERROR, SSL_F_TLS_PROCESS_SERVER_HELLO,
- SSL_R_LENGTH_MISMATCH);
+ SSLfatal(s, SSL_AD_DECODE_ERROR, SSL_R_LENGTH_MISMATCH);
goto err;
}
s->hello_retry_request = SSL_HRR_PENDING;
hrr = 1;
if (!PACKET_forward(pkt, SSL3_RANDOM_SIZE)) {
- SSLfatal(s, SSL_AD_DECODE_ERROR, SSL_F_TLS_PROCESS_SERVER_HELLO,
- SSL_R_LENGTH_MISMATCH);
+ SSLfatal(s, SSL_AD_DECODE_ERROR, SSL_R_LENGTH_MISMATCH);
goto err;
}
} else {
- if (!PACKET_copy_bytes(pkt, s->s3->server_random, SSL3_RANDOM_SIZE)) {
- SSLfatal(s, SSL_AD_DECODE_ERROR, SSL_F_TLS_PROCESS_SERVER_HELLO,
- SSL_R_LENGTH_MISMATCH);
+ if (!PACKET_copy_bytes(pkt, s->s3.server_random, SSL3_RANDOM_SIZE)) {
+ SSLfatal(s, SSL_AD_DECODE_ERROR, SSL_R_LENGTH_MISMATCH);
goto err;
}
}
/* Get the session-id. */
if (!PACKET_get_length_prefixed_1(pkt, &session_id)) {
- SSLfatal(s, SSL_AD_DECODE_ERROR, SSL_F_TLS_PROCESS_SERVER_HELLO,
- SSL_R_LENGTH_MISMATCH);
+ SSLfatal(s, SSL_AD_DECODE_ERROR, SSL_R_LENGTH_MISMATCH);
goto err;
}
session_id_len = PACKET_remaining(&session_id);
if (session_id_len > sizeof(s->session->session_id)
|| session_id_len > SSL3_SESSION_ID_SIZE) {
- SSLfatal(s, SSL_AD_ILLEGAL_PARAMETER, SSL_F_TLS_PROCESS_SERVER_HELLO,
- SSL_R_SSL3_SESSION_ID_TOO_LONG);
+ SSLfatal(s, SSL_AD_ILLEGAL_PARAMETER, SSL_R_SSL3_SESSION_ID_TOO_LONG);
goto err;
}
if (!PACKET_get_bytes(pkt, &cipherchars, TLS_CIPHER_LEN)) {
- SSLfatal(s, SSL_AD_DECODE_ERROR, SSL_F_TLS_PROCESS_SERVER_HELLO,
- SSL_R_LENGTH_MISMATCH);
+ SSLfatal(s, SSL_AD_DECODE_ERROR, SSL_R_LENGTH_MISMATCH);
goto err;
}
if (!PACKET_get_1(pkt, &compression)) {
- SSLfatal(s, SSL_AD_DECODE_ERROR, SSL_F_TLS_PROCESS_SERVER_HELLO,
- SSL_R_LENGTH_MISMATCH);
+ SSLfatal(s, SSL_AD_DECODE_ERROR, SSL_R_LENGTH_MISMATCH);
goto err;
}
PACKET_null_init(&extpkt);
} else if (!PACKET_as_length_prefixed_2(pkt, &extpkt)
|| PACKET_remaining(pkt) != 0) {
- SSLfatal(s, SSL_AD_DECODE_ERROR, SSL_F_TLS_PROCESS_SERVER_HELLO,
- SSL_R_BAD_LENGTH);
+ SSLfatal(s, SSL_AD_DECODE_ERROR, SSL_R_BAD_LENGTH);
goto err;
}
if (SSL_IS_TLS13(s) || hrr) {
if (compression != 0) {
SSLfatal(s, SSL_AD_ILLEGAL_PARAMETER,
- SSL_F_TLS_PROCESS_SERVER_HELLO,
SSL_R_INVALID_COMPRESSION_ALGORITHM);
goto err;
}
if (session_id_len != s->tmp_session_id_len
|| memcmp(PACKET_data(&session_id), s->tmp_session_id,
session_id_len) != 0) {
- SSLfatal(s, SSL_AD_ILLEGAL_PARAMETER,
- SSL_F_TLS_PROCESS_SERVER_HELLO, SSL_R_INVALID_SESSION_ID);
+ SSLfatal(s, SSL_AD_ILLEGAL_PARAMETER, SSL_R_INVALID_SESSION_ID);
goto err;
}
}
context = SSL_IS_TLS13(s) ? SSL_EXT_TLS1_3_SERVER_HELLO
: SSL_EXT_TLS1_2_SERVER_HELLO;
if (!tls_validate_all_contexts(s, context, extensions)) {
- SSLfatal(s, SSL_AD_ILLEGAL_PARAMETER, SSL_F_TLS_PROCESS_SERVER_HELLO,
- SSL_R_BAD_EXTENSION);
+ SSLfatal(s, SSL_AD_ILLEGAL_PARAMETER, SSL_R_BAD_EXTENSION);
goto err;
}
*/
if (RECORD_LAYER_processed_read_pending(&s->rlayer)) {
SSLfatal(s, SSL_AD_UNEXPECTED_MESSAGE,
- SSL_F_TLS_PROCESS_SERVER_HELLO,
SSL_R_NOT_ON_RECORD_BOUNDARY);
goto err;
}
s->session->cipher = pref_cipher ?
pref_cipher : ssl_get_cipher_by_char(s, cipherchars, 0);
} else {
- SSLfatal(s, SSL_AD_INTERNAL_ERROR,
- SSL_F_TLS_PROCESS_SERVER_HELLO, ERR_R_INTERNAL_ERROR);
+ SSLfatal(s, SSL_AD_INTERNAL_ERROR, ERR_R_INTERNAL_ERROR);
goto err;
}
}
|| memcmp(s->session->sid_ctx, s->sid_ctx, s->sid_ctx_length)) {
/* actually a client application bug */
SSLfatal(s, SSL_AD_ILLEGAL_PARAMETER,
- SSL_F_TLS_PROCESS_SERVER_HELLO,
SSL_R_ATTEMPT_TO_REUSE_SESSION_IN_DIFFERENT_CONTEXT);
goto err;
}
* so the PAC-based session secret is always preserved. It'll be
* overwritten if the server refuses resumption.
*/
- if (s->session->session_id_length > 0
- || (SSL_IS_TLS13(s)
- && s->session->ext.tick_identity
- != TLSEXT_PSK_BAD_IDENTITY)) {
- CRYPTO_atomic_add(&s->session_ctx->stats.sess_miss, 1, &discard,
- s->session_ctx->lock);
+ if (s->session->session_id_length > 0) {
+ tsan_counter(&s->session_ctx->stats.sess_miss);
if (!ssl_get_new_session(s, 0)) {
/* SSLfatal() already called */
goto err;
/* Session version and negotiated protocol version should match */
if (s->version != s->session->ssl_version) {
- SSLfatal(s, SSL_AD_PROTOCOL_VERSION, SSL_F_TLS_PROCESS_SERVER_HELLO,
+ SSLfatal(s, SSL_AD_PROTOCOL_VERSION,
SSL_R_SSL_SESSION_VERSION_MISMATCH);
goto err;
}
* Now that we know the version, update the check to see if it's an allowed
* version.
*/
- s->s3->tmp.min_ver = s->version;
- s->s3->tmp.max_ver = s->version;
+ s->s3.tmp.min_ver = s->version;
+ s->s3.tmp.max_ver = s->version;
if (!set_client_ciphersuite(s, cipherchars)) {
/* SSLfatal() already called */
#ifdef OPENSSL_NO_COMP
if (compression != 0) {
- SSLfatal(s, SSL_AD_ILLEGAL_PARAMETER, SSL_F_TLS_PROCESS_SERVER_HELLO,
+ SSLfatal(s, SSL_AD_ILLEGAL_PARAMETER,
SSL_R_UNSUPPORTED_COMPRESSION_ALGORITHM);
goto err;
}
* using compression.
*/
if (s->session->compress_meth != 0) {
- SSLfatal(s, SSL_AD_HANDSHAKE_FAILURE, SSL_F_TLS_PROCESS_SERVER_HELLO,
- SSL_R_INCONSISTENT_COMPRESSION);
+ SSLfatal(s, SSL_AD_HANDSHAKE_FAILURE, SSL_R_INCONSISTENT_COMPRESSION);
goto err;
}
#else
if (s->hit && compression != s->session->compress_meth) {
- SSLfatal(s, SSL_AD_ILLEGAL_PARAMETER, SSL_F_TLS_PROCESS_SERVER_HELLO,
+ SSLfatal(s, SSL_AD_ILLEGAL_PARAMETER,
SSL_R_OLD_SESSION_COMPRESSION_ALGORITHM_NOT_RETURNED);
goto err;
}
if (compression == 0)
comp = NULL;
else if (!ssl_allow_compression(s)) {
- SSLfatal(s, SSL_AD_ILLEGAL_PARAMETER, SSL_F_TLS_PROCESS_SERVER_HELLO,
- SSL_R_COMPRESSION_DISABLED);
+ SSLfatal(s, SSL_AD_ILLEGAL_PARAMETER, SSL_R_COMPRESSION_DISABLED);
goto err;
} else {
comp = ssl3_comp_find(s->ctx->comp_methods, compression);
}
if (compression != 0 && comp == NULL) {
- SSLfatal(s, SSL_AD_ILLEGAL_PARAMETER, SSL_F_TLS_PROCESS_SERVER_HELLO,
+ SSLfatal(s, SSL_AD_ILLEGAL_PARAMETER,
SSL_R_UNSUPPORTED_COMPRESSION_ALGORITHM);
goto err;
} else {
- s->s3->tmp.new_compression = comp;
+ s->s3.tmp.new_compression = comp;
}
#endif
if (SSL_IS_DTLS(s) && s->hit) {
unsigned char sctpauthkey[64];
char labelbuffer[sizeof(DTLS1_SCTP_AUTH_LABEL)];
+ size_t labellen;
/*
* Add new shared key for SCTP-Auth, will be ignored if
memcpy(labelbuffer, DTLS1_SCTP_AUTH_LABEL,
sizeof(DTLS1_SCTP_AUTH_LABEL));
+ /* Don't include the terminating zero. */
+ labellen = sizeof(labelbuffer) - 1;
+ if (s->mode & SSL_MODE_DTLS_SCTP_LABEL_LENGTH_BUG)
+ labellen += 1;
+
if (SSL_export_keying_material(s, sctpauthkey,
sizeof(sctpauthkey),
labelbuffer,
- sizeof(labelbuffer), NULL, 0, 0) <= 0) {
- SSLfatal(s, SSL_AD_INTERNAL_ERROR, SSL_F_TLS_PROCESS_SERVER_HELLO,
- ERR_R_INTERNAL_ERROR);
+ labellen, NULL, 0, 0) <= 0) {
+ SSLfatal(s, SSL_AD_INTERNAL_ERROR, ERR_R_INTERNAL_ERROR);
goto err;
}
OPENSSL_free(extensions);
extensions = NULL;
- if (s->ext.tls13_cookie_len == 0
-#if !defined(OPENSSL_NO_EC) || !defined(OPENSSL_NO_DH)
- && s->s3->tmp.pkey != NULL
-#endif
- ) {
+ if (s->ext.tls13_cookie_len == 0 && s->s3.tmp.pkey != NULL) {
/*
* We didn't receive a cookie or a new key_share so the next
* ClientHello will not change
*/
- SSLfatal(s, SSL_AD_ILLEGAL_PARAMETER,
- SSL_F_TLS_PROCESS_AS_HELLO_RETRY_REQUEST,
- SSL_R_NO_CHANGE_FOLLOWING_HRR);
+ SSLfatal(s, SSL_AD_ILLEGAL_PARAMETER, SSL_R_NO_CHANGE_FOLLOWING_HRR);
goto err;
}
return MSG_PROCESS_ERROR;
}
+/* prepare server cert verification by setting s->session->peer_chain from pkt */
MSG_PROCESS_RETURN tls_process_server_certificate(SSL *s, PACKET *pkt)
{
- int i;
- MSG_PROCESS_RETURN ret = MSG_PROCESS_ERROR;
unsigned long cert_list_len, cert_len;
X509 *x = NULL;
const unsigned char *certstart, *certbytes;
- STACK_OF(X509) *sk = NULL;
- EVP_PKEY *pkey = NULL;
- size_t chainidx, certidx;
+ size_t chainidx;
unsigned int context = 0;
- const SSL_CERT_LOOKUP *clu;
- if ((sk = sk_X509_new_null()) == NULL) {
- SSLfatal(s, SSL_AD_INTERNAL_ERROR, SSL_F_TLS_PROCESS_SERVER_CERTIFICATE,
- ERR_R_MALLOC_FAILURE);
+ if ((s->session->peer_chain = sk_X509_new_null()) == NULL) {
+ SSLfatal(s, SSL_AD_INTERNAL_ERROR, ERR_R_MALLOC_FAILURE);
goto err;
}
|| !PACKET_get_net_3(pkt, &cert_list_len)
|| PACKET_remaining(pkt) != cert_list_len
|| PACKET_remaining(pkt) == 0) {
- SSLfatal(s, SSL_AD_DECODE_ERROR, SSL_F_TLS_PROCESS_SERVER_CERTIFICATE,
- SSL_R_LENGTH_MISMATCH);
+ SSLfatal(s, SSL_AD_DECODE_ERROR, SSL_R_LENGTH_MISMATCH);
goto err;
}
for (chainidx = 0; PACKET_remaining(pkt); chainidx++) {
if (!PACKET_get_net_3(pkt, &cert_len)
|| !PACKET_get_bytes(pkt, &certbytes, cert_len)) {
- SSLfatal(s, SSL_AD_DECODE_ERROR,
- SSL_F_TLS_PROCESS_SERVER_CERTIFICATE,
- SSL_R_CERT_LENGTH_MISMATCH);
+ SSLfatal(s, SSL_AD_DECODE_ERROR, SSL_R_CERT_LENGTH_MISMATCH);
goto err;
}
certstart = certbytes;
- x = d2i_X509(NULL, (const unsigned char **)&certbytes, cert_len);
+ x = X509_new_ex(s->ctx->libctx, s->ctx->propq);
if (x == NULL) {
- SSLfatal(s, SSL_AD_BAD_CERTIFICATE,
- SSL_F_TLS_PROCESS_SERVER_CERTIFICATE, ERR_R_ASN1_LIB);
+ SSLfatal(s, SSL_AD_DECODE_ERROR, ERR_R_MALLOC_FAILURE);
+ ERR_raise(ERR_LIB_SSL, ERR_R_MALLOC_FAILURE);
+ goto err;
+ }
+ if (d2i_X509(&x, (const unsigned char **)&certbytes,
+ cert_len) == NULL) {
+ SSLfatal(s, SSL_AD_BAD_CERTIFICATE, ERR_R_ASN1_LIB);
goto err;
}
+
if (certbytes != (certstart + cert_len)) {
- SSLfatal(s, SSL_AD_DECODE_ERROR,
- SSL_F_TLS_PROCESS_SERVER_CERTIFICATE,
- SSL_R_CERT_LENGTH_MISMATCH);
+ SSLfatal(s, SSL_AD_DECODE_ERROR, SSL_R_CERT_LENGTH_MISMATCH);
goto err;
}
PACKET extensions;
if (!PACKET_get_length_prefixed_2(pkt, &extensions)) {
- SSLfatal(s, SSL_AD_DECODE_ERROR,
- SSL_F_TLS_PROCESS_SERVER_CERTIFICATE,
- SSL_R_BAD_LENGTH);
+ SSLfatal(s, SSL_AD_DECODE_ERROR, SSL_R_BAD_LENGTH);
goto err;
}
if (!tls_collect_extensions(s, &extensions,
OPENSSL_free(rawexts);
}
- if (!sk_X509_push(sk, x)) {
- SSLfatal(s, SSL_AD_INTERNAL_ERROR,
- SSL_F_TLS_PROCESS_SERVER_CERTIFICATE,
- ERR_R_MALLOC_FAILURE);
+ if (!sk_X509_push(s->session->peer_chain, x)) {
+ SSLfatal(s, SSL_AD_INTERNAL_ERROR, ERR_R_MALLOC_FAILURE);
goto err;
}
x = NULL;
}
+ return MSG_PROCESS_CONTINUE_PROCESSING;
+
+ err:
+ X509_free(x);
+ sk_X509_pop_free(s->session->peer_chain, X509_free);
+ s->session->peer_chain = NULL;
+ return MSG_PROCESS_ERROR;
+}
+
+/*
+ * Verify the s->session->peer_chain and check server cert type.
+ * On success set s->session->peer and s->session->verify_result.
+ * Else the peer certificate verification callback may request retry.
+ */
+WORK_STATE tls_post_process_server_certificate(SSL *s, WORK_STATE wst)
+{
+ X509 *x;
+ EVP_PKEY *pkey = NULL;
+ const SSL_CERT_LOOKUP *clu;
+ size_t certidx;
+ int i;
- i = ssl_verify_cert_chain(s, sk);
+ i = ssl_verify_cert_chain(s, s->session->peer_chain);
+ if (i == -1) {
+ s->rwstate = SSL_RETRY_VERIFY;
+ return WORK_MORE_A;
+ }
/*
* The documented interface is that SSL_VERIFY_PEER should be set in order
* for client side verification of the server certificate to take place.
*/
if (s->verify_mode != SSL_VERIFY_NONE && i <= 0) {
SSLfatal(s, ssl_x509err2alert(s->verify_result),
- SSL_F_TLS_PROCESS_SERVER_CERTIFICATE,
SSL_R_CERTIFICATE_VERIFY_FAILED);
- goto err;
+ return WORK_ERROR;
}
ERR_clear_error(); /* but we keep s->verify_result */
if (i > 1) {
- SSLfatal(s, SSL_AD_HANDSHAKE_FAILURE,
- SSL_F_TLS_PROCESS_SERVER_CERTIFICATE, i);
- goto err;
+ SSLfatal(s, SSL_AD_HANDSHAKE_FAILURE, i);
+ return WORK_ERROR;
}
- s->session->peer_chain = sk;
/*
* Inconsistency alert: cert_chain does include the peer's certificate,
* which we don't include in statem_srvr.c
*/
- x = sk_X509_value(sk, 0);
- sk = NULL;
+ x = sk_X509_value(s->session->peer_chain, 0);
pkey = X509_get0_pubkey(x);
if (pkey == NULL || EVP_PKEY_missing_parameters(pkey)) {
- x = NULL;
- SSLfatal(s, SSL_AD_INTERNAL_ERROR, SSL_F_TLS_PROCESS_SERVER_CERTIFICATE,
+ SSLfatal(s, SSL_AD_INTERNAL_ERROR,
SSL_R_UNABLE_TO_FIND_PUBLIC_KEY_PARAMETERS);
- goto err;
+ return WORK_ERROR;
}
if ((clu = ssl_cert_lookup_by_pkey(pkey, &certidx)) == NULL) {
- x = NULL;
- SSLfatal(s, SSL_AD_ILLEGAL_PARAMETER,
- SSL_F_TLS_PROCESS_SERVER_CERTIFICATE,
- SSL_R_UNKNOWN_CERTIFICATE_TYPE);
- goto err;
+ SSLfatal(s, SSL_AD_ILLEGAL_PARAMETER, SSL_R_UNKNOWN_CERTIFICATE_TYPE);
+ return WORK_ERROR;
}
/*
* Check certificate type is consistent with ciphersuite. For TLS 1.3
* type.
*/
if (!SSL_IS_TLS13(s)) {
- if ((clu->amask & s->s3->tmp.new_cipher->algorithm_auth) == 0) {
- x = NULL;
- SSLfatal(s, SSL_AD_ILLEGAL_PARAMETER,
- SSL_F_TLS_PROCESS_SERVER_CERTIFICATE,
- SSL_R_WRONG_CERTIFICATE_TYPE);
- goto err;
+ if ((clu->amask & s->s3.tmp.new_cipher->algorithm_auth) == 0) {
+ SSLfatal(s, SSL_AD_ILLEGAL_PARAMETER, SSL_R_WRONG_CERTIFICATE_TYPE);
+ return WORK_ERROR;
}
}
- s->session->peer_type = certidx;
X509_free(s->session->peer);
X509_up_ref(x);
s->session->peer = x;
s->session->verify_result = s->verify_result;
- x = NULL;
/* Save the current hash state for when we receive the CertificateVerify */
if (SSL_IS_TLS13(s)
sizeof(s->cert_verify_hash),
&s->cert_verify_hash_len)) {
/* SSLfatal() already called */;
- goto err;
+ return WORK_ERROR;
}
-
- ret = MSG_PROCESS_CONTINUE_READING;
-
- err:
- X509_free(x);
- sk_X509_pop_free(sk, X509_free);
- return ret;
+ return WORK_FINISHED_CONTINUE;
}
static int tls_process_ske_psk_preamble(SSL *s, PACKET *pkt)
/* PSK ciphersuites are preceded by an identity hint */
if (!PACKET_get_length_prefixed_2(pkt, &psk_identity_hint)) {
- SSLfatal(s, SSL_AD_DECODE_ERROR, SSL_F_TLS_PROCESS_SKE_PSK_PREAMBLE,
- SSL_R_LENGTH_MISMATCH);
+ SSLfatal(s, SSL_AD_DECODE_ERROR, SSL_R_LENGTH_MISMATCH);
return 0;
}
* identity.
*/
if (PACKET_remaining(&psk_identity_hint) > PSK_MAX_IDENTITY_LEN) {
- SSLfatal(s, SSL_AD_HANDSHAKE_FAILURE,
- SSL_F_TLS_PROCESS_SKE_PSK_PREAMBLE,
- SSL_R_DATA_LENGTH_TOO_LONG);
+ SSLfatal(s, SSL_AD_HANDSHAKE_FAILURE, SSL_R_DATA_LENGTH_TOO_LONG);
return 0;
}
s->session->psk_identity_hint = NULL;
} else if (!PACKET_strndup(&psk_identity_hint,
&s->session->psk_identity_hint)) {
- SSLfatal(s, SSL_AD_INTERNAL_ERROR, SSL_F_TLS_PROCESS_SKE_PSK_PREAMBLE,
- ERR_R_INTERNAL_ERROR);
+ SSLfatal(s, SSL_AD_INTERNAL_ERROR, ERR_R_INTERNAL_ERROR);
return 0;
}
return 1;
#else
- SSLfatal(s, SSL_AD_INTERNAL_ERROR, SSL_F_TLS_PROCESS_SKE_PSK_PREAMBLE,
- ERR_R_INTERNAL_ERROR);
+ SSLfatal(s, SSL_AD_INTERNAL_ERROR, ERR_R_INTERNAL_ERROR);
return 0;
#endif
}
|| !PACKET_get_length_prefixed_2(pkt, &generator)
|| !PACKET_get_length_prefixed_1(pkt, &salt)
|| !PACKET_get_length_prefixed_2(pkt, &server_pub)) {
- SSLfatal(s, SSL_AD_DECODE_ERROR, SSL_F_TLS_PROCESS_SKE_SRP,
- SSL_R_LENGTH_MISMATCH);
+ SSLfatal(s, SSL_AD_DECODE_ERROR, SSL_R_LENGTH_MISMATCH);
return 0;
}
|| (s->srp_ctx.B =
BN_bin2bn(PACKET_data(&server_pub),
(int)PACKET_remaining(&server_pub), NULL)) == NULL) {
- SSLfatal(s, SSL_AD_INTERNAL_ERROR, SSL_F_TLS_PROCESS_SKE_SRP,
- ERR_R_BN_LIB);
+ SSLfatal(s, SSL_AD_INTERNAL_ERROR, ERR_R_BN_LIB);
return 0;
}
}
/* We must check if there is a certificate */
- if (s->s3->tmp.new_cipher->algorithm_auth & (SSL_aRSA | SSL_aDSS))
+ if (s->s3.tmp.new_cipher->algorithm_auth & (SSL_aRSA | SSL_aDSS))
*pkey = X509_get0_pubkey(s->session->peer);
return 1;
#else
- SSLfatal(s, SSL_AD_INTERNAL_ERROR, SSL_F_TLS_PROCESS_SKE_SRP,
- ERR_R_INTERNAL_ERROR);
+ SSLfatal(s, SSL_AD_INTERNAL_ERROR, ERR_R_INTERNAL_ERROR);
return 0;
#endif
}
static int tls_process_ske_dhe(SSL *s, PACKET *pkt, EVP_PKEY **pkey)
{
-#ifndef OPENSSL_NO_DH
PACKET prime, generator, pub_key;
EVP_PKEY *peer_tmp = NULL;
-
- DH *dh = NULL;
BIGNUM *p = NULL, *g = NULL, *bnpub_key = NULL;
-
- int check_bits = 0;
+ EVP_PKEY_CTX *pctx = NULL;
+ OSSL_PARAM *params = NULL;
+ OSSL_PARAM_BLD *tmpl = NULL;
+ int ret = 0;
if (!PACKET_get_length_prefixed_2(pkt, &prime)
|| !PACKET_get_length_prefixed_2(pkt, &generator)
|| !PACKET_get_length_prefixed_2(pkt, &pub_key)) {
- SSLfatal(s, SSL_AD_DECODE_ERROR, SSL_F_TLS_PROCESS_SKE_DHE,
- SSL_R_LENGTH_MISMATCH);
+ SSLfatal(s, SSL_AD_DECODE_ERROR, SSL_R_LENGTH_MISMATCH);
return 0;
}
- peer_tmp = EVP_PKEY_new();
- dh = DH_new();
-
- if (peer_tmp == NULL || dh == NULL) {
- SSLfatal(s, SSL_AD_INTERNAL_ERROR, SSL_F_TLS_PROCESS_SKE_DHE,
- ERR_R_MALLOC_FAILURE);
- goto err;
- }
-
/* TODO(size_t): Convert these calls */
p = BN_bin2bn(PACKET_data(&prime), (int)PACKET_remaining(&prime), NULL);
g = BN_bin2bn(PACKET_data(&generator), (int)PACKET_remaining(&generator),
bnpub_key = BN_bin2bn(PACKET_data(&pub_key),
(int)PACKET_remaining(&pub_key), NULL);
if (p == NULL || g == NULL || bnpub_key == NULL) {
- SSLfatal(s, SSL_AD_INTERNAL_ERROR, SSL_F_TLS_PROCESS_SKE_DHE,
- ERR_R_BN_LIB);
+ SSLfatal(s, SSL_AD_INTERNAL_ERROR, ERR_R_BN_LIB);
goto err;
}
- /* test non-zero pubkey */
- if (BN_is_zero(bnpub_key)) {
- SSLfatal(s, SSL_AD_ILLEGAL_PARAMETER, SSL_F_TLS_PROCESS_SKE_DHE,
- SSL_R_BAD_DH_VALUE);
+ tmpl = OSSL_PARAM_BLD_new();
+ if (tmpl == NULL
+ || !OSSL_PARAM_BLD_push_BN(tmpl, OSSL_PKEY_PARAM_FFC_P, p)
+ || !OSSL_PARAM_BLD_push_BN(tmpl, OSSL_PKEY_PARAM_FFC_G, g)
+ || !OSSL_PARAM_BLD_push_BN(tmpl, OSSL_PKEY_PARAM_PUB_KEY,
+ bnpub_key)
+ || (params = OSSL_PARAM_BLD_to_param(tmpl)) == NULL) {
+ SSLfatal(s, SSL_AD_INTERNAL_ERROR, ERR_R_INTERNAL_ERROR);
goto err;
}
- if (!DH_set0_pqg(dh, p, NULL, g)) {
- SSLfatal(s, SSL_AD_INTERNAL_ERROR, SSL_F_TLS_PROCESS_SKE_DHE,
- ERR_R_BN_LIB);
+ pctx = EVP_PKEY_CTX_new_from_name(s->ctx->libctx, "DH", s->ctx->propq);
+ if (pctx == NULL) {
+ SSLfatal(s, SSL_AD_INTERNAL_ERROR, ERR_R_INTERNAL_ERROR);
goto err;
}
- p = g = NULL;
-
- if (DH_check_params(dh, &check_bits) == 0 || check_bits != 0) {
- SSLfatal(s, SSL_AD_ILLEGAL_PARAMETER, SSL_F_TLS_PROCESS_SKE_DHE,
- SSL_R_BAD_DH_VALUE);
+ if (EVP_PKEY_fromdata_init(pctx) <= 0
+ || EVP_PKEY_fromdata(pctx, &peer_tmp, EVP_PKEY_KEYPAIR, params) <= 0) {
+ SSLfatal(s, SSL_AD_INTERNAL_ERROR, SSL_R_BAD_DH_VALUE);
goto err;
}
- if (!DH_set0_key(dh, bnpub_key, NULL)) {
- SSLfatal(s, SSL_AD_INTERNAL_ERROR, SSL_F_TLS_PROCESS_SKE_DHE,
- ERR_R_BN_LIB);
- goto err;
- }
- bnpub_key = NULL;
-
- if (!ssl_security(s, SSL_SECOP_TMP_DH, DH_security_bits(dh), 0, dh)) {
- SSLfatal(s, SSL_AD_HANDSHAKE_FAILURE, SSL_F_TLS_PROCESS_SKE_DHE,
- SSL_R_DH_KEY_TOO_SMALL);
+ EVP_PKEY_CTX_free(pctx);
+ pctx = EVP_PKEY_CTX_new_from_pkey(s->ctx->libctx, peer_tmp, s->ctx->propq);
+ if (pctx == NULL
+ /*
+ * EVP_PKEY_param_check() will verify that the DH params are using
+ * a safe prime. In this context, because we're using ephemeral DH,
+ * we're ok with it not being a safe prime.
+ * EVP_PKEY_param_check_quick() skips the safe prime check.
+ */
+ || EVP_PKEY_param_check_quick(pctx) != 1
+ || EVP_PKEY_public_check(pctx) != 1) {
+ SSLfatal(s, SSL_AD_ILLEGAL_PARAMETER, SSL_R_BAD_DH_VALUE);
goto err;
}
- if (EVP_PKEY_assign_DH(peer_tmp, dh) == 0) {
- SSLfatal(s, SSL_AD_INTERNAL_ERROR, SSL_F_TLS_PROCESS_SKE_DHE,
- ERR_R_EVP_LIB);
+ if (!ssl_security(s, SSL_SECOP_TMP_DH, EVP_PKEY_security_bits(peer_tmp),
+ 0, peer_tmp)) {
+ SSLfatal(s, SSL_AD_HANDSHAKE_FAILURE, SSL_R_DH_KEY_TOO_SMALL);
goto err;
}
- s->s3->peer_tmp = peer_tmp;
+ s->s3.peer_tmp = peer_tmp;
+ peer_tmp = NULL;
/*
* FIXME: This makes assumptions about which ciphersuites come with
* public keys. We should have a less ad-hoc way of doing this
*/
- if (s->s3->tmp.new_cipher->algorithm_auth & (SSL_aRSA | SSL_aDSS))
+ if (s->s3.tmp.new_cipher->algorithm_auth & (SSL_aRSA | SSL_aDSS))
*pkey = X509_get0_pubkey(s->session->peer);
/* else anonymous DH, so no certificate or pkey. */
- return 1;
+ ret = 1;
err:
+ OSSL_PARAM_BLD_free(tmpl);
+ OSSL_PARAM_free(params);
+ EVP_PKEY_free(peer_tmp);
+ EVP_PKEY_CTX_free(pctx);
BN_free(p);
BN_free(g);
BN_free(bnpub_key);
- DH_free(dh);
- EVP_PKEY_free(peer_tmp);
- return 0;
-#else
- SSLfatal(s, SSL_AD_INTERNAL_ERROR, SSL_F_TLS_PROCESS_SKE_DHE,
- ERR_R_INTERNAL_ERROR);
- return 0;
-#endif
+ return ret;
}
static int tls_process_ske_ecdhe(SSL *s, PACKET *pkt, EVP_PKEY **pkey)
{
-#ifndef OPENSSL_NO_EC
PACKET encoded_pt;
unsigned int curve_type, curve_id;
* ECParameters in this case is just three bytes.
*/
if (!PACKET_get_1(pkt, &curve_type) || !PACKET_get_net_2(pkt, &curve_id)) {
- SSLfatal(s, SSL_AD_DECODE_ERROR, SSL_F_TLS_PROCESS_SKE_ECDHE,
- SSL_R_LENGTH_TOO_SHORT);
+ SSLfatal(s, SSL_AD_DECODE_ERROR, SSL_R_LENGTH_TOO_SHORT);
return 0;
}
/*
*/
if (curve_type != NAMED_CURVE_TYPE
|| !tls1_check_group_id(s, curve_id, 1)) {
- SSLfatal(s, SSL_AD_ILLEGAL_PARAMETER, SSL_F_TLS_PROCESS_SKE_ECDHE,
- SSL_R_WRONG_CURVE);
+ SSLfatal(s, SSL_AD_ILLEGAL_PARAMETER, SSL_R_WRONG_CURVE);
return 0;
}
- if ((s->s3->peer_tmp = ssl_generate_param_group(curve_id)) == NULL) {
- SSLfatal(s, SSL_AD_INTERNAL_ERROR, SSL_F_TLS_PROCESS_SKE_ECDHE,
+ if ((s->s3.peer_tmp = ssl_generate_param_group(s, curve_id)) == NULL) {
+ SSLfatal(s, SSL_AD_INTERNAL_ERROR,
SSL_R_UNABLE_TO_FIND_ECDH_PARAMETERS);
return 0;
}
if (!PACKET_get_length_prefixed_1(pkt, &encoded_pt)) {
- SSLfatal(s, SSL_AD_DECODE_ERROR, SSL_F_TLS_PROCESS_SKE_ECDHE,
- SSL_R_LENGTH_MISMATCH);
+ SSLfatal(s, SSL_AD_DECODE_ERROR, SSL_R_LENGTH_MISMATCH);
return 0;
}
- if (!EVP_PKEY_set1_tls_encodedpoint(s->s3->peer_tmp,
- PACKET_data(&encoded_pt),
- PACKET_remaining(&encoded_pt))) {
- SSLfatal(s, SSL_AD_ILLEGAL_PARAMETER, SSL_F_TLS_PROCESS_SKE_ECDHE,
- SSL_R_BAD_ECPOINT);
+ if (EVP_PKEY_set1_encoded_public_key(s->s3.peer_tmp,
+ PACKET_data(&encoded_pt),
+ PACKET_remaining(&encoded_pt)) <= 0) {
+ SSLfatal(s, SSL_AD_ILLEGAL_PARAMETER, SSL_R_BAD_ECPOINT);
return 0;
}
* ECParameters in the server key exchange message. We do support RSA
* and ECDSA.
*/
- if (s->s3->tmp.new_cipher->algorithm_auth & SSL_aECDSA)
+ if (s->s3.tmp.new_cipher->algorithm_auth & SSL_aECDSA)
*pkey = X509_get0_pubkey(s->session->peer);
- else if (s->s3->tmp.new_cipher->algorithm_auth & SSL_aRSA)
+ else if (s->s3.tmp.new_cipher->algorithm_auth & SSL_aRSA)
*pkey = X509_get0_pubkey(s->session->peer);
/* else anonymous ECDH, so no certificate or pkey. */
return 1;
-#else
- SSLfatal(s, SSL_AD_INTERNAL_ERROR, SSL_F_TLS_PROCESS_SKE_ECDHE,
- ERR_R_INTERNAL_ERROR);
- return 0;
-#endif
}
MSG_PROCESS_RETURN tls_process_key_exchange(SSL *s, PACKET *pkt)
EVP_PKEY_CTX *pctx = NULL;
PACKET save_param_start, signature;
- alg_k = s->s3->tmp.new_cipher->algorithm_mkey;
+ alg_k = s->s3.tmp.new_cipher->algorithm_mkey;
save_param_start = *pkt;
-#if !defined(OPENSSL_NO_EC) || !defined(OPENSSL_NO_DH)
- EVP_PKEY_free(s->s3->peer_tmp);
- s->s3->peer_tmp = NULL;
-#endif
+ EVP_PKEY_free(s->s3.peer_tmp);
+ s->s3.peer_tmp = NULL;
if (alg_k & SSL_PSK) {
if (!tls_process_ske_psk_preamble(s, pkt)) {
goto err;
}
} else if (alg_k) {
- SSLfatal(s, SSL_AD_UNEXPECTED_MESSAGE, SSL_F_TLS_PROCESS_KEY_EXCHANGE,
- SSL_R_UNEXPECTED_MESSAGE);
+ SSLfatal(s, SSL_AD_UNEXPECTED_MESSAGE, SSL_R_UNEXPECTED_MESSAGE);
goto err;
}
/* if it was signed, check the signature */
if (pkey != NULL) {
PACKET params;
- int maxsig;
const EVP_MD *md = NULL;
unsigned char *tbs;
size_t tbslen;
if (!PACKET_get_sub_packet(&save_param_start, ¶ms,
PACKET_remaining(&save_param_start) -
PACKET_remaining(pkt))) {
- SSLfatal(s, SSL_AD_DECODE_ERROR, SSL_F_TLS_PROCESS_KEY_EXCHANGE,
- ERR_R_INTERNAL_ERROR);
+ SSLfatal(s, SSL_AD_DECODE_ERROR, ERR_R_INTERNAL_ERROR);
goto err;
}
unsigned int sigalg;
if (!PACKET_get_net_2(pkt, &sigalg)) {
- SSLfatal(s, SSL_AD_DECODE_ERROR, SSL_F_TLS_PROCESS_KEY_EXCHANGE,
- SSL_R_LENGTH_TOO_SHORT);
+ SSLfatal(s, SSL_AD_DECODE_ERROR, SSL_R_LENGTH_TOO_SHORT);
goto err;
}
if (tls12_check_peer_sigalg(s, sigalg, pkey) <=0) {
goto err;
}
} else if (!tls1_set_peer_legacy_sigalg(s, pkey)) {
- SSLfatal(s, SSL_AD_INTERNAL_ERROR, SSL_F_TLS_PROCESS_KEY_EXCHANGE,
- ERR_R_INTERNAL_ERROR);
+ SSLfatal(s, SSL_AD_INTERNAL_ERROR, ERR_R_INTERNAL_ERROR);
goto err;
}
- if (!tls1_lookup_md(s->s3->tmp.peer_sigalg, &md)) {
- SSLfatal(s, SSL_AD_INTERNAL_ERROR, SSL_F_TLS_PROCESS_KEY_EXCHANGE,
- ERR_R_INTERNAL_ERROR);
+ if (!tls1_lookup_md(s->ctx, s->s3.tmp.peer_sigalg, &md)) {
+ SSLfatal(s, SSL_AD_INTERNAL_ERROR,
+ SSL_R_NO_SUITABLE_DIGEST_ALGORITHM);
goto err;
}
-#ifdef SSL_DEBUG
if (SSL_USE_SIGALGS(s))
- fprintf(stderr, "USING TLSv1.2 HASH %s\n", EVP_MD_name(md));
-#endif
+ OSSL_TRACE1(TLS, "USING TLSv1.2 HASH %s\n",
+ md == NULL ? "n/a" : EVP_MD_name(md));
if (!PACKET_get_length_prefixed_2(pkt, &signature)
|| PACKET_remaining(pkt) != 0) {
- SSLfatal(s, SSL_AD_DECODE_ERROR, SSL_F_TLS_PROCESS_KEY_EXCHANGE,
- SSL_R_LENGTH_MISMATCH);
- goto err;
- }
- maxsig = EVP_PKEY_size(pkey);
- if (maxsig < 0) {
- SSLfatal(s, SSL_AD_INTERNAL_ERROR, SSL_F_TLS_PROCESS_KEY_EXCHANGE,
- ERR_R_INTERNAL_ERROR);
- goto err;
- }
-
- /*
- * Check signature length
- */
- if (PACKET_remaining(&signature) > (size_t)maxsig) {
- /* wrong packet length */
- SSLfatal(s, SSL_AD_DECODE_ERROR, SSL_F_TLS_PROCESS_KEY_EXCHANGE,
- SSL_R_WRONG_SIGNATURE_LENGTH);
+ SSLfatal(s, SSL_AD_DECODE_ERROR, SSL_R_LENGTH_MISMATCH);
goto err;
}
md_ctx = EVP_MD_CTX_new();
if (md_ctx == NULL) {
- SSLfatal(s, SSL_AD_INTERNAL_ERROR, SSL_F_TLS_PROCESS_KEY_EXCHANGE,
- ERR_R_MALLOC_FAILURE);
+ SSLfatal(s, SSL_AD_INTERNAL_ERROR, ERR_R_MALLOC_FAILURE);
goto err;
}
- if (EVP_DigestVerifyInit(md_ctx, &pctx, md, NULL, pkey) <= 0) {
- SSLfatal(s, SSL_AD_INTERNAL_ERROR, SSL_F_TLS_PROCESS_KEY_EXCHANGE,
- ERR_R_EVP_LIB);
+ if (EVP_DigestVerifyInit_ex(md_ctx, &pctx,
+ md == NULL ? NULL : EVP_MD_name(md),
+ s->ctx->libctx, s->ctx->propq, pkey,
+ NULL) <= 0) {
+ SSLfatal(s, SSL_AD_INTERNAL_ERROR, ERR_R_EVP_LIB);
goto err;
}
if (SSL_USE_PSS(s)) {
if (EVP_PKEY_CTX_set_rsa_padding(pctx, RSA_PKCS1_PSS_PADDING) <= 0
|| EVP_PKEY_CTX_set_rsa_pss_saltlen(pctx,
RSA_PSS_SALTLEN_DIGEST) <= 0) {
- SSLfatal(s, SSL_AD_INTERNAL_ERROR,
- SSL_F_TLS_PROCESS_KEY_EXCHANGE, ERR_R_EVP_LIB);
+ SSLfatal(s, SSL_AD_INTERNAL_ERROR, ERR_R_EVP_LIB);
goto err;
}
}
PACKET_remaining(&signature), tbs, tbslen);
OPENSSL_free(tbs);
if (rv <= 0) {
- SSLfatal(s, SSL_AD_DECRYPT_ERROR, SSL_F_TLS_PROCESS_KEY_EXCHANGE,
- SSL_R_BAD_SIGNATURE);
+ SSLfatal(s, SSL_AD_DECRYPT_ERROR, SSL_R_BAD_SIGNATURE);
goto err;
}
EVP_MD_CTX_free(md_ctx);
md_ctx = NULL;
} else {
/* aNULL, aSRP or PSK do not need public keys */
- if (!(s->s3->tmp.new_cipher->algorithm_auth & (SSL_aNULL | SSL_aSRP))
+ if (!(s->s3.tmp.new_cipher->algorithm_auth & (SSL_aNULL | SSL_aSRP))
&& !(alg_k & SSL_PSK)) {
/* Might be wrong key type, check it */
if (ssl3_check_cert_and_algorithm(s)) {
- SSLfatal(s, SSL_AD_DECODE_ERROR, SSL_F_TLS_PROCESS_KEY_EXCHANGE,
- SSL_R_BAD_DATA);
+ SSLfatal(s, SSL_AD_DECODE_ERROR, SSL_R_BAD_DATA);
}
/* else this shouldn't happen, SSLfatal() already called */
goto err;
}
/* still data left over */
if (PACKET_remaining(pkt) != 0) {
- SSLfatal(s, SSL_AD_DECODE_ERROR, SSL_F_TLS_PROCESS_KEY_EXCHANGE,
- SSL_R_EXTRA_DATA_IN_MESSAGE);
+ SSLfatal(s, SSL_AD_DECODE_ERROR, SSL_R_EXTRA_DATA_IN_MESSAGE);
goto err;
}
}
/* Clear certificate validity flags */
for (i = 0; i < SSL_PKEY_NUM; i++)
- s->s3->tmp.valid_flags[i] = 0;
+ s->s3.tmp.valid_flags[i] = 0;
if (SSL_IS_TLS13(s)) {
PACKET reqctx, extensions;
RAW_EXTENSION *rawexts = NULL;
+ if ((s->shutdown & SSL_SENT_SHUTDOWN) != 0) {
+ /*
+ * We already sent close_notify. This can only happen in TLSv1.3
+ * post-handshake messages. We can't reasonably respond to this, so
+ * we just ignore it
+ */
+ return MSG_PROCESS_FINISHED_READING;
+ }
+
/* Free and zero certificate types: it is not present in TLS 1.3 */
- OPENSSL_free(s->s3->tmp.ctype);
- s->s3->tmp.ctype = NULL;
- s->s3->tmp.ctype_len = 0;
+ OPENSSL_free(s->s3.tmp.ctype);
+ s->s3.tmp.ctype = NULL;
+ s->s3.tmp.ctype_len = 0;
OPENSSL_free(s->pha_context);
s->pha_context = NULL;
+ s->pha_context_len = 0;
if (!PACKET_get_length_prefixed_1(pkt, &reqctx) ||
!PACKET_memdup(&reqctx, &s->pha_context, &s->pha_context_len)) {
- SSLfatal(s, SSL_AD_DECODE_ERROR,
- SSL_F_TLS_PROCESS_CERTIFICATE_REQUEST,
- SSL_R_LENGTH_MISMATCH);
+ SSLfatal(s, SSL_AD_DECODE_ERROR, SSL_R_LENGTH_MISMATCH);
return MSG_PROCESS_ERROR;
}
if (!PACKET_get_length_prefixed_2(pkt, &extensions)) {
- SSLfatal(s, SSL_AD_DECODE_ERROR,
- SSL_F_TLS_PROCESS_CERTIFICATE_REQUEST,
- SSL_R_BAD_LENGTH);
+ SSLfatal(s, SSL_AD_DECODE_ERROR, SSL_R_BAD_LENGTH);
return MSG_PROCESS_ERROR;
}
if (!tls_collect_extensions(s, &extensions,
}
OPENSSL_free(rawexts);
if (!tls1_process_sigalgs(s)) {
- SSLfatal(s, SSL_AD_INTERNAL_ERROR,
- SSL_F_TLS_PROCESS_CERTIFICATE_REQUEST,
- SSL_R_BAD_LENGTH);
+ SSLfatal(s, SSL_AD_INTERNAL_ERROR, SSL_R_BAD_LENGTH);
return MSG_PROCESS_ERROR;
}
} else {
/* get the certificate types */
if (!PACKET_get_length_prefixed_1(pkt, &ctypes)) {
- SSLfatal(s, SSL_AD_DECODE_ERROR,
- SSL_F_TLS_PROCESS_CERTIFICATE_REQUEST,
- SSL_R_LENGTH_MISMATCH);
+ SSLfatal(s, SSL_AD_DECODE_ERROR, SSL_R_LENGTH_MISMATCH);
return MSG_PROCESS_ERROR;
}
- if (!PACKET_memdup(&ctypes, &s->s3->tmp.ctype, &s->s3->tmp.ctype_len)) {
- SSLfatal(s, SSL_AD_INTERNAL_ERROR,
- SSL_F_TLS_PROCESS_CERTIFICATE_REQUEST,
- ERR_R_INTERNAL_ERROR);
+ if (!PACKET_memdup(&ctypes, &s->s3.tmp.ctype, &s->s3.tmp.ctype_len)) {
+ SSLfatal(s, SSL_AD_INTERNAL_ERROR, ERR_R_INTERNAL_ERROR);
return MSG_PROCESS_ERROR;
}
PACKET sigalgs;
if (!PACKET_get_length_prefixed_2(pkt, &sigalgs)) {
- SSLfatal(s, SSL_AD_DECODE_ERROR,
- SSL_F_TLS_PROCESS_CERTIFICATE_REQUEST,
- SSL_R_LENGTH_MISMATCH);
+ SSLfatal(s, SSL_AD_DECODE_ERROR, SSL_R_LENGTH_MISMATCH);
return MSG_PROCESS_ERROR;
}
*/
if (!tls1_save_sigalgs(s, &sigalgs, 0)) {
SSLfatal(s, SSL_AD_INTERNAL_ERROR,
- SSL_F_TLS_PROCESS_CERTIFICATE_REQUEST,
SSL_R_SIGNATURE_ALGORITHMS_ERROR);
return MSG_PROCESS_ERROR;
}
if (!tls1_process_sigalgs(s)) {
- SSLfatal(s, SSL_AD_INTERNAL_ERROR,
- SSL_F_TLS_PROCESS_CERTIFICATE_REQUEST,
- ERR_R_MALLOC_FAILURE);
+ SSLfatal(s, SSL_AD_INTERNAL_ERROR, ERR_R_MALLOC_FAILURE);
return MSG_PROCESS_ERROR;
}
}
}
if (PACKET_remaining(pkt) != 0) {
- SSLfatal(s, SSL_AD_DECODE_ERROR,
- SSL_F_TLS_PROCESS_CERTIFICATE_REQUEST,
- SSL_R_LENGTH_MISMATCH);
+ SSLfatal(s, SSL_AD_DECODE_ERROR, SSL_R_LENGTH_MISMATCH);
return MSG_PROCESS_ERROR;
}
/* we should setup a certificate to return.... */
- s->s3->tmp.cert_req = 1;
+ s->s3.tmp.cert_req = 1;
+
+ /*
+ * In TLSv1.3 we don't prepare the client certificate yet. We wait until
+ * after the CertificateVerify message has been received. This is because
+ * in TLSv1.3 the CertificateRequest arrives before the Certificate message
+ * but in TLSv1.2 it is the other way around. We want to make sure that
+ * SSL_get1_peer_certificate() returns something sensible in
+ * client_cert_cb.
+ */
+ if (SSL_IS_TLS13(s) && s->post_handshake_auth != SSL_PHA_REQUESTED)
+ return MSG_PROCESS_CONTINUE_READING;
return MSG_PROCESS_CONTINUE_PROCESSING;
}
unsigned int sess_len;
RAW_EXTENSION *exts = NULL;
PACKET nonce;
+ EVP_MD *sha256 = NULL;
+
+ PACKET_null_init(&nonce);
if (!PACKET_get_net_4(pkt, &ticket_lifetime_hint)
|| (SSL_IS_TLS13(s)
&& (!PACKET_get_net_4(pkt, &age_add)
- || !PACKET_get_length_prefixed_1(pkt, &nonce)
- || !PACKET_memdup(&nonce, &s->session->ext.tick_nonce,
- &s->session->ext.tick_nonce_len)))
+ || !PACKET_get_length_prefixed_1(pkt, &nonce)))
|| !PACKET_get_net_2(pkt, &ticklen)
- || (!SSL_IS_TLS13(s) && PACKET_remaining(pkt) != ticklen)
- || (SSL_IS_TLS13(s)
- && (ticklen == 0 || PACKET_remaining(pkt) < ticklen))) {
- SSLfatal(s, SSL_AD_DECODE_ERROR, SSL_F_TLS_PROCESS_NEW_SESSION_TICKET,
- SSL_R_LENGTH_MISMATCH);
+ || (SSL_IS_TLS13(s) ? (ticklen == 0 || PACKET_remaining(pkt) < ticklen)
+ : PACKET_remaining(pkt) != ticklen)) {
+ SSLfatal(s, SSL_AD_DECODE_ERROR, SSL_R_LENGTH_MISMATCH);
goto err;
}
* cache.
*/
if (SSL_IS_TLS13(s) || s->session->session_id_length > 0) {
- int i = s->session_ctx->session_cache_mode;
SSL_SESSION *new_sess;
+
/*
* We reused an existing session, so we need to replace it with a new
* one
*/
if ((new_sess = ssl_session_dup(s->session, 0)) == 0) {
- SSLfatal(s, SSL_AD_INTERNAL_ERROR,
- SSL_F_TLS_PROCESS_NEW_SESSION_TICKET,
- ERR_R_MALLOC_FAILURE);
+ SSLfatal(s, SSL_AD_INTERNAL_ERROR, ERR_R_MALLOC_FAILURE);
goto err;
}
- if (i & SSL_SESS_CACHE_CLIENT) {
+ if ((s->session_ctx->session_cache_mode & SSL_SESS_CACHE_CLIENT) != 0
+ && !SSL_IS_TLS13(s)) {
/*
- * Remove the old session from the cache. We carry on if this fails
+ * In TLSv1.2 and below the arrival of a new tickets signals that
+ * any old ticket we were using is now out of date, so we remove the
+ * old session from the cache. We carry on if this fails
*/
SSL_CTX_remove_session(s->session_ctx, s->session);
}
s->session->ext.tick = OPENSSL_malloc(ticklen);
if (s->session->ext.tick == NULL) {
- SSLfatal(s, SSL_AD_INTERNAL_ERROR, SSL_F_TLS_PROCESS_NEW_SESSION_TICKET,
- ERR_R_MALLOC_FAILURE);
+ SSLfatal(s, SSL_AD_INTERNAL_ERROR, ERR_R_MALLOC_FAILURE);
goto err;
}
if (!PACKET_copy_bytes(pkt, s->session->ext.tick, ticklen)) {
- SSLfatal(s, SSL_AD_DECODE_ERROR, SSL_F_TLS_PROCESS_NEW_SESSION_TICKET,
- SSL_R_LENGTH_MISMATCH);
+ SSLfatal(s, SSL_AD_DECODE_ERROR, SSL_R_LENGTH_MISMATCH);
goto err;
}
PACKET extpkt;
if (!PACKET_as_length_prefixed_2(pkt, &extpkt)
- || PACKET_remaining(pkt) != 0
- || !tls_collect_extensions(s, &extpkt,
- SSL_EXT_TLS1_3_NEW_SESSION_TICKET,
- &exts, NULL, 1)
+ || PACKET_remaining(pkt) != 0) {
+ SSLfatal(s, SSL_AD_DECODE_ERROR, SSL_R_LENGTH_MISMATCH);
+ goto err;
+ }
+
+ if (!tls_collect_extensions(s, &extpkt,
+ SSL_EXT_TLS1_3_NEW_SESSION_TICKET, &exts,
+ NULL, 1)
|| !tls_parse_all_extensions(s,
SSL_EXT_TLS1_3_NEW_SESSION_TICKET,
exts, NULL, 0, 1)) {
* other way is to set zero length session ID when the ticket is
* presented and rely on the handshake to determine session resumption.
* We choose the former approach because this fits in with assumptions
- * elsewhere in OpenSSL. The session ID is set to the SHA256 (or SHA1 is
- * SHA256 is disabled) hash of the ticket.
+ * elsewhere in OpenSSL. The session ID is set to the SHA256 hash of the
+ * ticket.
*/
+ sha256 = EVP_MD_fetch(s->ctx->libctx, "SHA2-256", s->ctx->propq);
+ if (sha256 == NULL) {
+ /* Error is already recorded */
+ SSLfatal_alert(s, SSL_AD_INTERNAL_ERROR);
+ goto err;
+ }
/*
* TODO(size_t): we use sess_len here because EVP_Digest expects an int
* but s->session->session_id_length is a size_t
*/
if (!EVP_Digest(s->session->ext.tick, ticklen,
s->session->session_id, &sess_len,
- EVP_sha256(), NULL)) {
- SSLfatal(s, SSL_AD_INTERNAL_ERROR, SSL_F_TLS_PROCESS_NEW_SESSION_TICKET,
- ERR_R_EVP_LIB);
+ sha256, NULL)) {
+ SSLfatal(s, SSL_AD_INTERNAL_ERROR, ERR_R_EVP_LIB);
goto err;
}
+ EVP_MD_free(sha256);
+ sha256 = NULL;
s->session->session_id_length = sess_len;
+ s->session->not_resumable = 0;
/* This is a standalone message in TLSv1.3, so there is no more to read */
if (SSL_IS_TLS13(s)) {
+ const EVP_MD *md = ssl_handshake_md(s);
+ int hashleni = EVP_MD_size(md);
+ size_t hashlen;
+ static const unsigned char nonce_label[] = "resumption";
+
+ /* Ensure cast to size_t is safe */
+ if (!ossl_assert(hashleni >= 0)) {
+ SSLfatal(s, SSL_AD_INTERNAL_ERROR, ERR_R_INTERNAL_ERROR);
+ goto err;
+ }
+ hashlen = (size_t)hashleni;
+
+ if (!tls13_hkdf_expand(s, md, s->resumption_master_secret,
+ nonce_label,
+ sizeof(nonce_label) - 1,
+ PACKET_data(&nonce),
+ PACKET_remaining(&nonce),
+ s->session->master_key,
+ hashlen, 1)) {
+ /* SSLfatal() already called */
+ goto err;
+ }
+ s->session->master_key_length = hashlen;
+
OPENSSL_free(exts);
ssl_update_cache(s, SSL_SESS_CACHE_CLIENT);
return MSG_PROCESS_FINISHED_READING;
return MSG_PROCESS_CONTINUE_READING;
err:
+ EVP_MD_free(sha256);
OPENSSL_free(exts);
return MSG_PROCESS_ERROR;
}
if (!PACKET_get_1(pkt, &type)
|| type != TLSEXT_STATUSTYPE_ocsp) {
- SSLfatal(s, SSL_AD_DECODE_ERROR, SSL_F_TLS_PROCESS_CERT_STATUS_BODY,
- SSL_R_UNSUPPORTED_STATUS_TYPE);
+ SSLfatal(s, SSL_AD_DECODE_ERROR, SSL_R_UNSUPPORTED_STATUS_TYPE);
return 0;
}
if (!PACKET_get_net_3_len(pkt, &resplen)
|| PACKET_remaining(pkt) != resplen) {
- SSLfatal(s, SSL_AD_DECODE_ERROR, SSL_F_TLS_PROCESS_CERT_STATUS_BODY,
- SSL_R_LENGTH_MISMATCH);
+ SSLfatal(s, SSL_AD_DECODE_ERROR, SSL_R_LENGTH_MISMATCH);
return 0;
}
s->ext.ocsp.resp = OPENSSL_malloc(resplen);
if (s->ext.ocsp.resp == NULL) {
- SSLfatal(s, SSL_AD_INTERNAL_ERROR, SSL_F_TLS_PROCESS_CERT_STATUS_BODY,
- ERR_R_MALLOC_FAILURE);
+ s->ext.ocsp.resp_len = 0;
+ SSLfatal(s, SSL_AD_INTERNAL_ERROR, ERR_R_MALLOC_FAILURE);
return 0;
}
+ s->ext.ocsp.resp_len = resplen;
if (!PACKET_copy_bytes(pkt, s->ext.ocsp.resp, resplen)) {
- SSLfatal(s, SSL_AD_DECODE_ERROR, SSL_F_TLS_PROCESS_CERT_STATUS_BODY,
- SSL_R_LENGTH_MISMATCH);
+ SSLfatal(s, SSL_AD_DECODE_ERROR, SSL_R_LENGTH_MISMATCH);
return 0;
}
- s->ext.ocsp.resp_len = resplen;
return 1;
}
if (ret == 0) {
SSLfatal(s, SSL_AD_BAD_CERTIFICATE_STATUS_RESPONSE,
- SSL_F_TLS_PROCESS_INITIAL_SERVER_FLIGHT,
SSL_R_INVALID_STATUS_RESPONSE);
return 0;
}
if (ret < 0) {
SSLfatal(s, SSL_AD_INTERNAL_ERROR,
- SSL_F_TLS_PROCESS_INITIAL_SERVER_FLIGHT,
- ERR_R_MALLOC_FAILURE);
+ SSL_R_OCSP_CALLBACK_FAILURE);
return 0;
}
}
{
if (PACKET_remaining(pkt) > 0) {
/* should contain no data */
- SSLfatal(s, SSL_AD_DECODE_ERROR, SSL_F_TLS_PROCESS_SERVER_DONE,
- SSL_R_LENGTH_MISMATCH);
+ SSLfatal(s, SSL_AD_DECODE_ERROR, SSL_R_LENGTH_MISMATCH);
return MSG_PROCESS_ERROR;
}
#ifndef OPENSSL_NO_SRP
- if (s->s3->tmp.new_cipher->algorithm_mkey & SSL_kSRP) {
- if (SRP_Calc_A_param(s) <= 0) {
- SSLfatal(s, SSL_AD_INTERNAL_ERROR, SSL_F_TLS_PROCESS_SERVER_DONE,
- SSL_R_SRP_A_CALC);
+ if (s->s3.tmp.new_cipher->algorithm_mkey & SSL_kSRP) {
+ if (ssl_srp_calc_a_param_intern(s) <= 0) {
+ SSLfatal(s, SSL_AD_INTERNAL_ERROR, SSL_R_SRP_A_CALC);
return MSG_PROCESS_ERROR;
}
}
size_t psklen = 0;
if (s->psk_client_callback == NULL) {
- SSLfatal(s, SSL_AD_INTERNAL_ERROR, SSL_F_TLS_CONSTRUCT_CKE_PSK_PREAMBLE,
- SSL_R_PSK_NO_CLIENT_CB);
+ SSLfatal(s, SSL_AD_INTERNAL_ERROR, SSL_R_PSK_NO_CLIENT_CB);
goto err;
}
psk, sizeof(psk));
if (psklen > PSK_MAX_PSK_LEN) {
- SSLfatal(s, SSL_AD_HANDSHAKE_FAILURE,
- SSL_F_TLS_CONSTRUCT_CKE_PSK_PREAMBLE, ERR_R_INTERNAL_ERROR);
+ SSLfatal(s, SSL_AD_HANDSHAKE_FAILURE, ERR_R_INTERNAL_ERROR);
+ psklen = PSK_MAX_PSK_LEN; /* Avoid overrunning the array on cleanse */
goto err;
} else if (psklen == 0) {
- SSLfatal(s, SSL_AD_HANDSHAKE_FAILURE,
- SSL_F_TLS_CONSTRUCT_CKE_PSK_PREAMBLE,
- SSL_R_PSK_IDENTITY_NOT_FOUND);
+ SSLfatal(s, SSL_AD_HANDSHAKE_FAILURE, SSL_R_PSK_IDENTITY_NOT_FOUND);
goto err;
}
identitylen = strlen(identity);
if (identitylen > PSK_MAX_IDENTITY_LEN) {
- SSLfatal(s, SSL_AD_INTERNAL_ERROR, SSL_F_TLS_CONSTRUCT_CKE_PSK_PREAMBLE,
- ERR_R_INTERNAL_ERROR);
+ SSLfatal(s, SSL_AD_INTERNAL_ERROR, ERR_R_INTERNAL_ERROR);
goto err;
}
tmppsk = OPENSSL_memdup(psk, psklen);
tmpidentity = OPENSSL_strdup(identity);
if (tmppsk == NULL || tmpidentity == NULL) {
- SSLfatal(s, SSL_AD_INTERNAL_ERROR, SSL_F_TLS_CONSTRUCT_CKE_PSK_PREAMBLE,
- ERR_R_MALLOC_FAILURE);
+ SSLfatal(s, SSL_AD_INTERNAL_ERROR, ERR_R_MALLOC_FAILURE);
goto err;
}
- OPENSSL_free(s->s3->tmp.psk);
- s->s3->tmp.psk = tmppsk;
- s->s3->tmp.psklen = psklen;
+ OPENSSL_free(s->s3.tmp.psk);
+ s->s3.tmp.psk = tmppsk;
+ s->s3.tmp.psklen = psklen;
tmppsk = NULL;
OPENSSL_free(s->session->psk_identity);
s->session->psk_identity = tmpidentity;
tmpidentity = NULL;
if (!WPACKET_sub_memcpy_u16(pkt, identity, identitylen)) {
- SSLfatal(s, SSL_AD_INTERNAL_ERROR, SSL_F_TLS_CONSTRUCT_CKE_PSK_PREAMBLE,
- ERR_R_INTERNAL_ERROR);
+ SSLfatal(s, SSL_AD_INTERNAL_ERROR, ERR_R_INTERNAL_ERROR);
goto err;
}
return ret;
#else
- SSLfatal(s, SSL_AD_INTERNAL_ERROR, SSL_F_TLS_CONSTRUCT_CKE_PSK_PREAMBLE,
- ERR_R_INTERNAL_ERROR);
+ SSLfatal(s, SSL_AD_INTERNAL_ERROR, ERR_R_INTERNAL_ERROR);
return 0;
#endif
}
static int tls_construct_cke_rsa(SSL *s, WPACKET *pkt)
{
-#ifndef OPENSSL_NO_RSA
unsigned char *encdata = NULL;
EVP_PKEY *pkey = NULL;
EVP_PKEY_CTX *pctx = NULL;
/*
* We should always have a server certificate with SSL_kRSA.
*/
- SSLfatal(s, SSL_AD_INTERNAL_ERROR, SSL_F_TLS_CONSTRUCT_CKE_RSA,
- ERR_R_INTERNAL_ERROR);
+ SSLfatal(s, SSL_AD_INTERNAL_ERROR, ERR_R_INTERNAL_ERROR);
return 0;
}
pkey = X509_get0_pubkey(s->session->peer);
- if (EVP_PKEY_get0_RSA(pkey) == NULL) {
- SSLfatal(s, SSL_AD_INTERNAL_ERROR, SSL_F_TLS_CONSTRUCT_CKE_RSA,
- ERR_R_INTERNAL_ERROR);
+ if (!EVP_PKEY_is_a(pkey, "RSA")) {
+ SSLfatal(s, SSL_AD_INTERNAL_ERROR, ERR_R_INTERNAL_ERROR);
return 0;
}
pmslen = SSL_MAX_MASTER_KEY_LENGTH;
pms = OPENSSL_malloc(pmslen);
if (pms == NULL) {
- SSLfatal(s, SSL_AD_INTERNAL_ERROR, SSL_F_TLS_CONSTRUCT_CKE_RSA,
- ERR_R_MALLOC_FAILURE);
+ SSLfatal(s, SSL_AD_INTERNAL_ERROR, ERR_R_MALLOC_FAILURE);
return 0;
}
pms[0] = s->client_version >> 8;
pms[1] = s->client_version & 0xff;
/* TODO(size_t): Convert this function */
- if (RAND_bytes(pms + 2, (int)(pmslen - 2)) <= 0) {
- SSLfatal(s, SSL_AD_INTERNAL_ERROR, SSL_F_TLS_CONSTRUCT_CKE_RSA,
- ERR_R_MALLOC_FAILURE);
+ if (RAND_bytes_ex(s->ctx->libctx, pms + 2, (int)(pmslen - 2)) <= 0) {
+ SSLfatal(s, SSL_AD_INTERNAL_ERROR, ERR_R_MALLOC_FAILURE);
goto err;
}
/* Fix buf for TLS and beyond */
if (s->version > SSL3_VERSION && !WPACKET_start_sub_packet_u16(pkt)) {
- SSLfatal(s, SSL_AD_INTERNAL_ERROR, SSL_F_TLS_CONSTRUCT_CKE_RSA,
- ERR_R_INTERNAL_ERROR);
+ SSLfatal(s, SSL_AD_INTERNAL_ERROR, ERR_R_INTERNAL_ERROR);
goto err;
}
- pctx = EVP_PKEY_CTX_new(pkey, NULL);
+
+ pctx = EVP_PKEY_CTX_new_from_pkey(s->ctx->libctx, pkey, s->ctx->propq);
if (pctx == NULL || EVP_PKEY_encrypt_init(pctx) <= 0
|| EVP_PKEY_encrypt(pctx, NULL, &enclen, pms, pmslen) <= 0) {
- SSLfatal(s, SSL_AD_INTERNAL_ERROR, SSL_F_TLS_CONSTRUCT_CKE_RSA,
- ERR_R_EVP_LIB);
+ SSLfatal(s, SSL_AD_INTERNAL_ERROR, ERR_R_EVP_LIB);
goto err;
}
if (!WPACKET_allocate_bytes(pkt, enclen, &encdata)
|| EVP_PKEY_encrypt(pctx, encdata, &enclen, pms, pmslen) <= 0) {
- SSLfatal(s, SSL_AD_INTERNAL_ERROR, SSL_F_TLS_CONSTRUCT_CKE_RSA,
- SSL_R_BAD_RSA_ENCRYPT);
+ SSLfatal(s, SSL_AD_INTERNAL_ERROR, SSL_R_BAD_RSA_ENCRYPT);
goto err;
}
EVP_PKEY_CTX_free(pctx);
/* Fix buf for TLS and beyond */
if (s->version > SSL3_VERSION && !WPACKET_close(pkt)) {
- SSLfatal(s, SSL_AD_INTERNAL_ERROR, SSL_F_TLS_CONSTRUCT_CKE_RSA,
- ERR_R_INTERNAL_ERROR);
+ SSLfatal(s, SSL_AD_INTERNAL_ERROR, ERR_R_INTERNAL_ERROR);
goto err;
}
goto err;
}
- s->s3->tmp.pms = pms;
- s->s3->tmp.pmslen = pmslen;
+ s->s3.tmp.pms = pms;
+ s->s3.tmp.pmslen = pmslen;
return 1;
err:
EVP_PKEY_CTX_free(pctx);
return 0;
-#else
- SSLfatal(s, SSL_AD_INTERNAL_ERROR, SSL_F_TLS_CONSTRUCT_CKE_RSA,
- ERR_R_INTERNAL_ERROR);
- return 0;
-#endif
}
static int tls_construct_cke_dhe(SSL *s, WPACKET *pkt)
{
-#ifndef OPENSSL_NO_DH
- DH *dh_clnt = NULL;
- const BIGNUM *pub_key;
EVP_PKEY *ckey = NULL, *skey = NULL;
unsigned char *keybytes = NULL;
+ int prime_len;
+ unsigned char *encoded_pub = NULL;
+ size_t encoded_pub_len, pad_len;
+ int ret = 0;
- skey = s->s3->peer_tmp;
+ skey = s->s3.peer_tmp;
if (skey == NULL) {
- SSLfatal(s, SSL_AD_INTERNAL_ERROR, SSL_F_TLS_CONSTRUCT_CKE_DHE,
- ERR_R_INTERNAL_ERROR);
+ SSLfatal(s, SSL_AD_INTERNAL_ERROR, ERR_R_INTERNAL_ERROR);
goto err;
}
- ckey = ssl_generate_pkey(skey);
+ ckey = ssl_generate_pkey(s, skey);
if (ckey == NULL) {
- SSLfatal(s, SSL_AD_INTERNAL_ERROR, SSL_F_TLS_CONSTRUCT_CKE_DHE,
- ERR_R_INTERNAL_ERROR);
- goto err;
- }
-
- dh_clnt = EVP_PKEY_get0_DH(ckey);
-
- if (dh_clnt == NULL) {
- SSLfatal(s, SSL_AD_INTERNAL_ERROR, SSL_F_TLS_CONSTRUCT_CKE_DHE,
- ERR_R_INTERNAL_ERROR);
+ SSLfatal(s, SSL_AD_INTERNAL_ERROR, ERR_R_INTERNAL_ERROR);
goto err;
}
}
/* send off the data */
- DH_get0_key(dh_clnt, &pub_key, NULL);
- if (!WPACKET_sub_allocate_bytes_u16(pkt, BN_num_bytes(pub_key),
- &keybytes)) {
- SSLfatal(s, SSL_AD_INTERNAL_ERROR, SSL_F_TLS_CONSTRUCT_CKE_DHE,
- ERR_R_INTERNAL_ERROR);
- goto err;
+
+ /* Generate encoding of server key */
+ encoded_pub_len = EVP_PKEY_get1_encoded_public_key(ckey, &encoded_pub);
+ if (encoded_pub_len == 0) {
+ SSLfatal(s, SSL_AD_INTERNAL_ERROR, ERR_R_INTERNAL_ERROR);
+ EVP_PKEY_free(skey);
+ return EXT_RETURN_FAIL;
}
- BN_bn2bin(pub_key, keybytes);
- EVP_PKEY_free(ckey);
+ /*
+ * For interoperability with some versions of the Microsoft TLS
+ * stack, we need to zero pad the DHE pub key to the same length
+ * as the prime.
+ */
+ prime_len = EVP_PKEY_size(ckey);
+ pad_len = prime_len - encoded_pub_len;
+ if (pad_len > 0) {
+ if (!WPACKET_sub_allocate_bytes_u16(pkt, pad_len, &keybytes)) {
+ SSLfatal(s, SSL_AD_INTERNAL_ERROR, ERR_R_INTERNAL_ERROR);
+ goto err;
+ }
+ memset(keybytes, 0, pad_len);
+ }
- return 1;
+ if (!WPACKET_sub_memcpy_u16(pkt, encoded_pub, encoded_pub_len)) {
+ SSLfatal(s, SSL_AD_INTERNAL_ERROR, ERR_R_INTERNAL_ERROR);
+ goto err;
+ }
+
+ ret = 1;
err:
+ OPENSSL_free(encoded_pub);
EVP_PKEY_free(ckey);
- return 0;
-#else
- SSLfatal(s, SSL_AD_INTERNAL_ERROR, SSL_F_TLS_CONSTRUCT_CKE_DHE,
- ERR_R_INTERNAL_ERROR);
- return 0;
-#endif
+ return ret;
}
static int tls_construct_cke_ecdhe(SSL *s, WPACKET *pkt)
{
-#ifndef OPENSSL_NO_EC
unsigned char *encodedPoint = NULL;
size_t encoded_pt_len = 0;
EVP_PKEY *ckey = NULL, *skey = NULL;
int ret = 0;
- skey = s->s3->peer_tmp;
+ skey = s->s3.peer_tmp;
if (skey == NULL) {
- SSLfatal(s, SSL_AD_INTERNAL_ERROR, SSL_F_TLS_CONSTRUCT_CKE_ECDHE,
- ERR_R_INTERNAL_ERROR);
+ SSLfatal(s, SSL_AD_INTERNAL_ERROR, ERR_R_INTERNAL_ERROR);
return 0;
}
- ckey = ssl_generate_pkey(skey);
+ ckey = ssl_generate_pkey(s, skey);
if (ckey == NULL) {
- SSLfatal(s, SSL_AD_INTERNAL_ERROR, SSL_F_TLS_CONSTRUCT_CKE_ECDHE,
- ERR_R_MALLOC_FAILURE);
+ SSLfatal(s, SSL_AD_INTERNAL_ERROR, ERR_R_MALLOC_FAILURE);
goto err;
}
}
/* Generate encoding of client key */
- encoded_pt_len = EVP_PKEY_get1_tls_encodedpoint(ckey, &encodedPoint);
+ encoded_pt_len = EVP_PKEY_get1_encoded_public_key(ckey, &encodedPoint);
if (encoded_pt_len == 0) {
- SSLfatal(s, SSL_AD_INTERNAL_ERROR, SSL_F_TLS_CONSTRUCT_CKE_ECDHE,
- ERR_R_EC_LIB);
+ SSLfatal(s, SSL_AD_INTERNAL_ERROR, ERR_R_EC_LIB);
goto err;
}
if (!WPACKET_sub_memcpy_u8(pkt, encodedPoint, encoded_pt_len)) {
- SSLfatal(s, SSL_AD_INTERNAL_ERROR, SSL_F_TLS_CONSTRUCT_CKE_ECDHE,
- ERR_R_INTERNAL_ERROR);
+ SSLfatal(s, SSL_AD_INTERNAL_ERROR, ERR_R_INTERNAL_ERROR);
goto err;
}
OPENSSL_free(encodedPoint);
EVP_PKEY_free(ckey);
return ret;
-#else
- SSLfatal(s, SSL_AD_INTERNAL_ERROR, SSL_F_TLS_CONSTRUCT_CKE_ECDHE,
- ERR_R_INTERNAL_ERROR);
- return 0;
-#endif
}
static int tls_construct_cke_gost(SSL *s, WPACKET *pkt)
unsigned char *pms = NULL;
size_t pmslen = 0;
- if ((s->s3->tmp.new_cipher->algorithm_auth & SSL_aGOST12) != 0)
+ if ((s->s3.tmp.new_cipher->algorithm_auth & SSL_aGOST12) != 0)
dgst_nid = NID_id_GostR3411_2012_256;
/*
* Get server certificate PKEY and create ctx from it
*/
peer_cert = s->session->peer;
- if (!peer_cert) {
- SSLfatal(s, SSL_AD_HANDSHAKE_FAILURE, SSL_F_TLS_CONSTRUCT_CKE_GOST,
- SSL_R_NO_GOST_CERTIFICATE_SENT_BY_PEER);
+ if (peer_cert == NULL) {
+ SSLfatal(s, SSL_AD_HANDSHAKE_FAILURE,
+ SSL_R_NO_GOST_CERTIFICATE_SENT_BY_PEER);
return 0;
}
- pkey_ctx = EVP_PKEY_CTX_new(X509_get0_pubkey(peer_cert), NULL);
+ pkey_ctx = EVP_PKEY_CTX_new_from_pkey(s->ctx->libctx,
+ X509_get0_pubkey(peer_cert),
+ s->ctx->propq);
if (pkey_ctx == NULL) {
- SSLfatal(s, SSL_AD_INTERNAL_ERROR, SSL_F_TLS_CONSTRUCT_CKE_GOST,
- ERR_R_MALLOC_FAILURE);
+ SSLfatal(s, SSL_AD_INTERNAL_ERROR, ERR_R_MALLOC_FAILURE);
return 0;
}
/*
pmslen = 32;
pms = OPENSSL_malloc(pmslen);
if (pms == NULL) {
- SSLfatal(s, SSL_AD_INTERNAL_ERROR, SSL_F_TLS_CONSTRUCT_CKE_GOST,
- ERR_R_MALLOC_FAILURE);
+ SSLfatal(s, SSL_AD_INTERNAL_ERROR, ERR_R_MALLOC_FAILURE);
goto err;
}
/* Generate session key
* TODO(size_t): Convert this function
*/
- || RAND_bytes(pms, (int)pmslen) <= 0) {
- SSLfatal(s, SSL_AD_INTERNAL_ERROR, SSL_F_TLS_CONSTRUCT_CKE_GOST,
- ERR_R_INTERNAL_ERROR);
+ || RAND_bytes_ex(s->ctx->libctx, pms, (int)pmslen) <= 0) {
+ SSLfatal(s, SSL_AD_INTERNAL_ERROR, ERR_R_INTERNAL_ERROR);
goto err;
};
/*
ukm_hash = EVP_MD_CTX_new();
if (ukm_hash == NULL
|| EVP_DigestInit(ukm_hash, EVP_get_digestbynid(dgst_nid)) <= 0
- || EVP_DigestUpdate(ukm_hash, s->s3->client_random,
+ || EVP_DigestUpdate(ukm_hash, s->s3.client_random,
SSL3_RANDOM_SIZE) <= 0
- || EVP_DigestUpdate(ukm_hash, s->s3->server_random,
+ || EVP_DigestUpdate(ukm_hash, s->s3.server_random,
SSL3_RANDOM_SIZE) <= 0
|| EVP_DigestFinal_ex(ukm_hash, shared_ukm, &md_len) <= 0) {
- SSLfatal(s, SSL_AD_INTERNAL_ERROR, SSL_F_TLS_CONSTRUCT_CKE_GOST,
- ERR_R_INTERNAL_ERROR);
+ SSLfatal(s, SSL_AD_INTERNAL_ERROR, ERR_R_INTERNAL_ERROR);
goto err;
}
EVP_MD_CTX_free(ukm_hash);
ukm_hash = NULL;
if (EVP_PKEY_CTX_ctrl(pkey_ctx, -1, EVP_PKEY_OP_ENCRYPT,
EVP_PKEY_CTRL_SET_IV, 8, shared_ukm) < 0) {
- SSLfatal(s, SSL_AD_INTERNAL_ERROR, SSL_F_TLS_CONSTRUCT_CKE_GOST,
- SSL_R_LIBRARY_BUG);
+ SSLfatal(s, SSL_AD_INTERNAL_ERROR, SSL_R_LIBRARY_BUG);
goto err;
}
/* Make GOST keytransport blob message */
*/
msglen = 255;
if (EVP_PKEY_encrypt(pkey_ctx, tmp, &msglen, pms, pmslen) <= 0) {
- SSLfatal(s, SSL_AD_INTERNAL_ERROR, SSL_F_TLS_CONSTRUCT_CKE_GOST,
- SSL_R_LIBRARY_BUG);
+ SSLfatal(s, SSL_AD_INTERNAL_ERROR, SSL_R_LIBRARY_BUG);
goto err;
}
if (!WPACKET_put_bytes_u8(pkt, V_ASN1_SEQUENCE | V_ASN1_CONSTRUCTED)
|| (msglen >= 0x80 && !WPACKET_put_bytes_u8(pkt, 0x81))
|| !WPACKET_sub_memcpy_u8(pkt, tmp, msglen)) {
- SSLfatal(s, SSL_AD_INTERNAL_ERROR, SSL_F_TLS_CONSTRUCT_CKE_GOST,
- ERR_R_INTERNAL_ERROR);
+ SSLfatal(s, SSL_AD_INTERNAL_ERROR, ERR_R_INTERNAL_ERROR);
goto err;
}
EVP_PKEY_CTX_free(pkey_ctx);
- s->s3->tmp.pms = pms;
- s->s3->tmp.pmslen = pmslen;
+ s->s3.tmp.pms = pms;
+ s->s3.tmp.pmslen = pmslen;
return 1;
err:
EVP_MD_CTX_free(ukm_hash);
return 0;
#else
- SSLfatal(s, SSL_AD_INTERNAL_ERROR, SSL_F_TLS_CONSTRUCT_CKE_GOST,
- ERR_R_INTERNAL_ERROR);
+ SSLfatal(s, SSL_AD_INTERNAL_ERROR, ERR_R_INTERNAL_ERROR);
+ return 0;
+#endif
+}
+
+#ifndef OPENSSL_NO_GOST
+int ossl_gost18_cke_cipher_nid(const SSL *s)
+{
+ if ((s->s3.tmp.new_cipher->algorithm_enc & SSL_MAGMA) != 0)
+ return NID_magma_ctr;
+ else if ((s->s3.tmp.new_cipher->algorithm_enc & SSL_KUZNYECHIK) != 0)
+ return NID_kuznyechik_ctr;
+
+ return NID_undef;
+}
+
+int ossl_gost_ukm(const SSL *s, unsigned char *dgst_buf)
+{
+ EVP_MD_CTX * hash = NULL;
+ unsigned int md_len;
+ const EVP_MD *md = ssl_evp_md_fetch(s->ctx->libctx, NID_id_GostR3411_2012_256, s->ctx->propq);
+
+ if (md == NULL)
+ return 0;
+
+ if ((hash = EVP_MD_CTX_new()) == NULL
+ || EVP_DigestInit(hash, md) <= 0
+ || EVP_DigestUpdate(hash, s->s3.client_random, SSL3_RANDOM_SIZE) <= 0
+ || EVP_DigestUpdate(hash, s->s3.server_random, SSL3_RANDOM_SIZE) <= 0
+ || EVP_DigestFinal_ex(hash, dgst_buf, &md_len) <= 0) {
+ EVP_MD_CTX_free(hash);
+ ssl_evp_md_free(md);
+ return 0;
+ }
+
+ EVP_MD_CTX_free(hash);
+ ssl_evp_md_free(md);
+ return 1;
+}
+#endif
+
+static int tls_construct_cke_gost18(SSL *s, WPACKET *pkt)
+{
+#ifndef OPENSSL_NO_GOST
+ /* GOST 2018 key exchange message creation */
+ unsigned char rnd_dgst[32], tmp[255];
+ EVP_PKEY_CTX *pkey_ctx = NULL;
+ X509 *peer_cert;
+ unsigned char *pms = NULL;
+ size_t pmslen = 0;
+ size_t msglen;
+ int cipher_nid = ossl_gost18_cke_cipher_nid(s);
+
+ if (cipher_nid == NID_undef) {
+ SSLfatal(s, SSL_AD_INTERNAL_ERROR, ERR_R_INTERNAL_ERROR);
+ return 0;
+ }
+
+ if (ossl_gost_ukm(s, rnd_dgst) <= 0) {
+ SSLfatal(s, SSL_AD_INTERNAL_ERROR, ERR_R_INTERNAL_ERROR);
+ goto err;
+ }
+
+ /* Pre-master secret - random bytes */
+ pmslen = 32;
+ pms = OPENSSL_malloc(pmslen);
+ if (pms == NULL) {
+ SSLfatal(s, SSL_AD_INTERNAL_ERROR, ERR_R_MALLOC_FAILURE);
+ goto err;
+ }
+
+ if (RAND_bytes_ex(s->ctx->libctx, pms, (int)pmslen) <= 0) {
+ SSLfatal(s, SSL_AD_INTERNAL_ERROR, ERR_R_INTERNAL_ERROR);
+ goto err;
+ }
+
+ /* Get server certificate PKEY and create ctx from it */
+ peer_cert = s->session->peer;
+ if (peer_cert == NULL) {
+ SSLfatal(s, SSL_AD_HANDSHAKE_FAILURE,
+ SSL_R_NO_GOST_CERTIFICATE_SENT_BY_PEER);
+ return 0;
+ }
+
+ pkey_ctx = EVP_PKEY_CTX_new_from_pkey(s->ctx->libctx,
+ X509_get0_pubkey(peer_cert),
+ s->ctx->propq);
+ if (pkey_ctx == NULL) {
+ SSLfatal(s, SSL_AD_INTERNAL_ERROR, ERR_R_MALLOC_FAILURE);
+ return 0;
+ }
+
+ if (EVP_PKEY_encrypt_init(pkey_ctx) <= 0 ) {
+ SSLfatal(s, SSL_AD_INTERNAL_ERROR, ERR_R_INTERNAL_ERROR);
+ goto err;
+ };
+
+ /* Reuse EVP_PKEY_CTRL_SET_IV, make choice in engine code */
+ if (EVP_PKEY_CTX_ctrl(pkey_ctx, -1, EVP_PKEY_OP_ENCRYPT,
+ EVP_PKEY_CTRL_SET_IV, 32, rnd_dgst) < 0) {
+ SSLfatal(s, SSL_AD_INTERNAL_ERROR, SSL_R_LIBRARY_BUG);
+ goto err;
+ }
+
+ if (EVP_PKEY_CTX_ctrl(pkey_ctx, -1, EVP_PKEY_OP_ENCRYPT,
+ EVP_PKEY_CTRL_CIPHER, cipher_nid, NULL) < 0) {
+ SSLfatal(s, SSL_AD_INTERNAL_ERROR, SSL_R_LIBRARY_BUG);
+ goto err;
+ }
+
+ msglen = 255;
+ if (EVP_PKEY_encrypt(pkey_ctx, tmp, &msglen, pms, pmslen) <= 0) {
+ SSLfatal(s, SSL_AD_INTERNAL_ERROR, SSL_R_LIBRARY_BUG);
+ goto err;
+ }
+
+ if (!WPACKET_memcpy(pkt, tmp, msglen)) {
+ SSLfatal(s, SSL_AD_INTERNAL_ERROR, ERR_R_INTERNAL_ERROR);
+ goto err;
+ }
+
+ EVP_PKEY_CTX_free(pkey_ctx);
+ s->s3.tmp.pms = pms;
+ s->s3.tmp.pmslen = pmslen;
+
+ return 1;
+ err:
+ EVP_PKEY_CTX_free(pkey_ctx);
+ OPENSSL_clear_free(pms, pmslen);
+ return 0;
+#else
+ SSLfatal(s, SSL_AD_INTERNAL_ERROR, ERR_R_INTERNAL_ERROR);
return 0;
#endif
}
if (s->srp_ctx.A == NULL
|| !WPACKET_sub_allocate_bytes_u16(pkt, BN_num_bytes(s->srp_ctx.A),
&abytes)) {
- SSLfatal(s, SSL_AD_INTERNAL_ERROR, SSL_F_TLS_CONSTRUCT_CKE_SRP,
- ERR_R_INTERNAL_ERROR);
+ SSLfatal(s, SSL_AD_INTERNAL_ERROR, ERR_R_INTERNAL_ERROR);
return 0;
}
BN_bn2bin(s->srp_ctx.A, abytes);
OPENSSL_free(s->session->srp_username);
s->session->srp_username = OPENSSL_strdup(s->srp_ctx.login);
if (s->session->srp_username == NULL) {
- SSLfatal(s, SSL_AD_INTERNAL_ERROR, SSL_F_TLS_CONSTRUCT_CKE_SRP,
- ERR_R_MALLOC_FAILURE);
+ SSLfatal(s, SSL_AD_INTERNAL_ERROR, ERR_R_MALLOC_FAILURE);
return 0;
}
return 1;
#else
- SSLfatal(s, SSL_AD_INTERNAL_ERROR, SSL_F_TLS_CONSTRUCT_CKE_SRP,
- ERR_R_INTERNAL_ERROR);
+ SSLfatal(s, SSL_AD_INTERNAL_ERROR, ERR_R_INTERNAL_ERROR);
return 0;
#endif
}
{
unsigned long alg_k;
- alg_k = s->s3->tmp.new_cipher->algorithm_mkey;
+ alg_k = s->s3.tmp.new_cipher->algorithm_mkey;
/*
* All of the construct functions below call SSLfatal() if necessary so
} else if (alg_k & SSL_kGOST) {
if (!tls_construct_cke_gost(s, pkt))
goto err;
+ } else if (alg_k & SSL_kGOST18) {
+ if (!tls_construct_cke_gost18(s, pkt))
+ goto err;
} else if (alg_k & SSL_kSRP) {
if (!tls_construct_cke_srp(s, pkt))
goto err;
} else if (!(alg_k & SSL_kPSK)) {
- SSLfatal(s, SSL_AD_INTERNAL_ERROR,
- SSL_F_TLS_CONSTRUCT_CLIENT_KEY_EXCHANGE, ERR_R_INTERNAL_ERROR);
+ SSLfatal(s, SSL_AD_INTERNAL_ERROR, ERR_R_INTERNAL_ERROR);
goto err;
}
return 1;
err:
- OPENSSL_clear_free(s->s3->tmp.pms, s->s3->tmp.pmslen);
- s->s3->tmp.pms = NULL;
+ OPENSSL_clear_free(s->s3.tmp.pms, s->s3.tmp.pmslen);
+ s->s3.tmp.pms = NULL;
+ s->s3.tmp.pmslen = 0;
#ifndef OPENSSL_NO_PSK
- OPENSSL_clear_free(s->s3->tmp.psk, s->s3->tmp.psklen);
- s->s3->tmp.psk = NULL;
+ OPENSSL_clear_free(s->s3.tmp.psk, s->s3.tmp.psklen);
+ s->s3.tmp.psk = NULL;
+ s->s3.tmp.psklen = 0;
#endif
return 0;
}
unsigned char *pms = NULL;
size_t pmslen = 0;
- pms = s->s3->tmp.pms;
- pmslen = s->s3->tmp.pmslen;
+ pms = s->s3.tmp.pms;
+ pmslen = s->s3.tmp.pmslen;
#ifndef OPENSSL_NO_SRP
/* Check for SRP */
- if (s->s3->tmp.new_cipher->algorithm_mkey & SSL_kSRP) {
+ if (s->s3.tmp.new_cipher->algorithm_mkey & SSL_kSRP) {
if (!srp_generate_client_master_secret(s)) {
/* SSLfatal() already called */
goto err;
}
#endif
- if (pms == NULL && !(s->s3->tmp.new_cipher->algorithm_mkey & SSL_kPSK)) {
- SSLfatal(s, SSL_AD_INTERNAL_ERROR,
- SSL_F_TLS_CLIENT_KEY_EXCHANGE_POST_WORK, ERR_R_MALLOC_FAILURE);
+ if (pms == NULL && !(s->s3.tmp.new_cipher->algorithm_mkey & SSL_kPSK)) {
+ SSLfatal(s, SSL_AD_INTERNAL_ERROR, ERR_R_MALLOC_FAILURE);
goto err;
}
if (!ssl_generate_master_secret(s, pms, pmslen, 1)) {
if (SSL_IS_DTLS(s)) {
unsigned char sctpauthkey[64];
char labelbuffer[sizeof(DTLS1_SCTP_AUTH_LABEL)];
+ size_t labellen;
/*
* Add new shared key for SCTP-Auth, will be ignored if no SCTP
memcpy(labelbuffer, DTLS1_SCTP_AUTH_LABEL,
sizeof(DTLS1_SCTP_AUTH_LABEL));
+ /* Don't include the terminating zero. */
+ labellen = sizeof(labelbuffer) - 1;
+ if (s->mode & SSL_MODE_DTLS_SCTP_LABEL_LENGTH_BUG)
+ labellen += 1;
+
if (SSL_export_keying_material(s, sctpauthkey,
sizeof(sctpauthkey), labelbuffer,
- sizeof(labelbuffer), NULL, 0, 0) <= 0) {
- SSLfatal(s, SSL_AD_INTERNAL_ERROR,
- SSL_F_TLS_CLIENT_KEY_EXCHANGE_POST_WORK,
- ERR_R_INTERNAL_ERROR);
+ labellen, NULL, 0, 0) <= 0) {
+ SSLfatal(s, SSL_AD_INTERNAL_ERROR, ERR_R_INTERNAL_ERROR);
goto err;
}
return 1;
err:
OPENSSL_clear_free(pms, pmslen);
- s->s3->tmp.pms = NULL;
+ s->s3.tmp.pms = NULL;
+ s->s3.tmp.pmslen = 0;
return 0;
}
static int ssl3_check_client_certificate(SSL *s)
{
/* If no suitable signature algorithm can't use certificate */
- if (!tls_choose_sigalg(s, 0) || s->s3->tmp.sigalg == NULL)
+ if (!tls_choose_sigalg(s, 0) || s->s3.tmp.sigalg == NULL)
return 0;
/*
* If strict mode check suitability of chain before using it. This also
return WORK_MORE_A;
}
if (i == 0) {
- SSLfatal(s, SSL_AD_INTERNAL_ERROR,
- SSL_F_TLS_PREPARE_CLIENT_CERTIFICATE,
- SSL_R_CALLBACK_FAILED);
+ SSLfatal(s, SSL_AD_INTERNAL_ERROR, SSL_R_CALLBACK_FAILED);
return WORK_ERROR;
}
s->rwstate = SSL_NOTHING;
i = 0;
} else if (i == 1) {
i = 0;
- SSLerr(SSL_F_TLS_PREPARE_CLIENT_CERTIFICATE,
- SSL_R_BAD_DATA_RETURNED_BY_CALLBACK);
+ ERR_raise(ERR_LIB_SSL, SSL_R_BAD_DATA_RETURNED_BY_CALLBACK);
}
X509_free(x509);
i = 0;
if (i == 0) {
if (s->version == SSL3_VERSION) {
- s->s3->tmp.cert_req = 0;
+ s->s3.tmp.cert_req = 0;
ssl3_send_alert(s, SSL3_AL_WARNING, SSL_AD_NO_CERTIFICATE);
return WORK_FINISHED_CONTINUE;
} else {
- s->s3->tmp.cert_req = 2;
+ s->s3.tmp.cert_req = 2;
if (!ssl3_digest_cached_records(s, 0)) {
/* SSLfatal() already called */
return WORK_ERROR;
}
/* Shouldn't ever get here */
- SSLfatal(s, SSL_AD_INTERNAL_ERROR, SSL_F_TLS_PREPARE_CLIENT_CERTIFICATE,
- ERR_R_INTERNAL_ERROR);
+ SSLfatal(s, SSL_AD_INTERNAL_ERROR, ERR_R_INTERNAL_ERROR);
return WORK_ERROR;
}
if (s->pha_context == NULL) {
/* no context available, add 0-length context */
if (!WPACKET_put_bytes_u8(pkt, 0)) {
- SSLfatal(s, SSL_AD_INTERNAL_ERROR,
- SSL_F_TLS_CONSTRUCT_CLIENT_CERTIFICATE, ERR_R_INTERNAL_ERROR);
+ SSLfatal(s, SSL_AD_INTERNAL_ERROR, ERR_R_INTERNAL_ERROR);
return 0;
}
} else if (!WPACKET_sub_memcpy_u8(pkt, s->pha_context, s->pha_context_len)) {
- SSLfatal(s, SSL_AD_INTERNAL_ERROR,
- SSL_F_TLS_CONSTRUCT_CLIENT_CERTIFICATE, ERR_R_INTERNAL_ERROR);
+ SSLfatal(s, SSL_AD_INTERNAL_ERROR, ERR_R_INTERNAL_ERROR);
return 0;
}
}
if (!ssl3_output_cert_chain(s, pkt,
- (s->s3->tmp.cert_req == 2) ? NULL
+ (s->s3.tmp.cert_req == 2) ? NULL
: s->cert->key)) {
/* SSLfatal() already called */
return 0;
* This is a fatal error, which leaves enc_write_ctx in an inconsistent
* state and thus ssl3_send_alert may crash.
*/
- SSLfatal(s, SSL_AD_NO_ALERT, SSL_F_TLS_CONSTRUCT_CLIENT_CERTIFICATE,
- SSL_R_CANNOT_CHANGE_CIPHER);
+ SSLfatal(s, SSL_AD_NO_ALERT, SSL_R_CANNOT_CHANGE_CIPHER);
return 0;
}
size_t idx;
long alg_k, alg_a;
- alg_k = s->s3->tmp.new_cipher->algorithm_mkey;
- alg_a = s->s3->tmp.new_cipher->algorithm_auth;
+ alg_k = s->s3.tmp.new_cipher->algorithm_mkey;
+ alg_a = s->s3.tmp.new_cipher->algorithm_auth;
/* we don't have a certificate */
if (!(alg_a & SSL_aCERT))
/* Check certificate is recognised and suitable for cipher */
if (clu == NULL || (alg_a & clu->amask) == 0) {
- SSLfatal(s, SSL_AD_HANDSHAKE_FAILURE,
- SSL_F_SSL3_CHECK_CERT_AND_ALGORITHM,
- SSL_R_MISSING_SIGNING_CERT);
+ SSLfatal(s, SSL_AD_HANDSHAKE_FAILURE, SSL_R_MISSING_SIGNING_CERT);
return 0;
}
-#ifndef OPENSSL_NO_EC
if (clu->amask & SSL_aECDSA) {
if (ssl_check_srvr_ecc_cert_and_alg(s->session->peer, s))
return 1;
- SSLfatal(s, SSL_AD_HANDSHAKE_FAILURE,
- SSL_F_SSL3_CHECK_CERT_AND_ALGORITHM, SSL_R_BAD_ECC_CERT);
+ SSLfatal(s, SSL_AD_HANDSHAKE_FAILURE, SSL_R_BAD_ECC_CERT);
return 0;
}
-#endif
-#ifndef OPENSSL_NO_RSA
+
if (alg_k & (SSL_kRSA | SSL_kRSAPSK) && idx != SSL_PKEY_RSA) {
SSLfatal(s, SSL_AD_HANDSHAKE_FAILURE,
- SSL_F_SSL3_CHECK_CERT_AND_ALGORITHM,
SSL_R_MISSING_RSA_ENCRYPTING_CERT);
return 0;
}
-#endif
-#ifndef OPENSSL_NO_DH
- if ((alg_k & SSL_kDHE) && (s->s3->peer_tmp == NULL)) {
- SSLfatal(s, SSL_AD_INTERNAL_ERROR, SSL_F_SSL3_CHECK_CERT_AND_ALGORITHM,
- ERR_R_INTERNAL_ERROR);
+
+ if ((alg_k & SSL_kDHE) && (s->s3.peer_tmp == NULL)) {
+ SSLfatal(s, SSL_AD_INTERNAL_ERROR, ERR_R_INTERNAL_ERROR);
return 0;
}
-#endif
return 1;
}
if (!WPACKET_sub_memcpy_u8(pkt, s->ext.npn, len)
|| !WPACKET_sub_allocate_bytes_u8(pkt, padding_len, &padding)) {
- SSLfatal(s, SSL_AD_INTERNAL_ERROR, SSL_F_TLS_CONSTRUCT_NEXT_PROTO,
- ERR_R_INTERNAL_ERROR);
+ SSLfatal(s, SSL_AD_INTERNAL_ERROR, ERR_R_INTERNAL_ERROR);
return 0;
}
{
if (PACKET_remaining(pkt) > 0) {
/* should contain no data */
- SSLfatal(s, SSL_AD_DECODE_ERROR, SSL_F_TLS_PROCESS_HELLO_REQ,
- SSL_R_LENGTH_MISMATCH);
+ SSLfatal(s, SSL_AD_DECODE_ERROR, SSL_R_LENGTH_MISMATCH);
return MSG_PROCESS_ERROR;
}
if (!PACKET_as_length_prefixed_2(pkt, &extensions)
|| PACKET_remaining(pkt) != 0) {
- SSLfatal(s, SSL_AD_DECODE_ERROR, SSL_F_TLS_PROCESS_ENCRYPTED_EXTENSIONS,
- SSL_R_LENGTH_MISMATCH);
+ SSLfatal(s, SSL_AD_DECODE_ERROR, SSL_R_LENGTH_MISMATCH);
goto err;
}
int i = 0;
#ifndef OPENSSL_NO_ENGINE
if (s->ctx->client_cert_engine) {
- i = ENGINE_load_ssl_client_cert(s->ctx->client_cert_engine, s,
- SSL_get_client_CA_list(s),
- px509, ppkey, NULL, NULL, NULL);
+ i = tls_engine_load_ssl_client_cert(s, px509, ppkey);
if (i != 0)
return i;
}
/* Set disabled masks for this session */
if (!ssl_set_client_disabled(s)) {
- SSLfatal(s, SSL_AD_INTERNAL_ERROR, SSL_F_SSL_CIPHER_LIST_TO_BYTES,
- SSL_R_NO_PROTOCOLS_AVAILABLE);
+ SSLfatal(s, SSL_AD_INTERNAL_ERROR, SSL_R_NO_PROTOCOLS_AVAILABLE);
return 0;
}
if (sk == NULL) {
- SSLfatal(s, SSL_AD_INTERNAL_ERROR, SSL_F_SSL_CIPHER_LIST_TO_BYTES,
- ERR_R_INTERNAL_ERROR);
+ SSLfatal(s, SSL_AD_INTERNAL_ERROR, ERR_R_INTERNAL_ERROR);
return 0;
}
continue;
if (!s->method->put_cipher_by_char(c, pkt, &len)) {
- SSLfatal(s, SSL_AD_INTERNAL_ERROR, SSL_F_SSL_CIPHER_LIST_TO_BYTES,
- ERR_R_INTERNAL_ERROR);
+ SSLfatal(s, SSL_AD_INTERNAL_ERROR, ERR_R_INTERNAL_ERROR);
return 0;
}
/* Sanity check that the maximum version we offer has ciphers enabled */
if (!maxverok) {
if (SSL_IS_DTLS(s)) {
- if (DTLS_VERSION_GE(c->max_dtls, s->s3->tmp.max_ver)
- && DTLS_VERSION_LE(c->min_dtls, s->s3->tmp.max_ver))
+ if (DTLS_VERSION_GE(c->max_dtls, s->s3.tmp.max_ver)
+ && DTLS_VERSION_LE(c->min_dtls, s->s3.tmp.max_ver))
maxverok = 1;
} else {
- if (c->max_tls >= s->s3->tmp.max_ver
- && c->min_tls <= s->s3->tmp.max_ver)
+ if (c->max_tls >= s->s3.tmp.max_ver
+ && c->min_tls <= s->s3.tmp.max_ver)
maxverok = 1;
}
}
}
if (totlen == 0 || !maxverok) {
- SSLfatal(s, SSL_AD_INTERNAL_ERROR, SSL_F_SSL_CIPHER_LIST_TO_BYTES,
- SSL_R_NO_CIPHERS_AVAILABLE);
-
- if (!maxverok)
- ERR_add_error_data(1, "No ciphers enabled for max supported "
- "SSL/TLS version");
+ const char *maxvertext =
+ !maxverok
+ ? "No ciphers enabled for max supported SSL/TLS version"
+ : NULL;
+ SSLfatal_data(s, SSL_AD_INTERNAL_ERROR, SSL_R_NO_CIPHERS_AVAILABLE,
+ maxvertext);
return 0;
}
0, NULL, NULL, SSL3_CK_SCSV, 0, 0, 0, 0, 0, 0, 0, 0, 0
};
if (!s->method->put_cipher_by_char(&scsv, pkt, &len)) {
- SSLfatal(s, SSL_AD_INTERNAL_ERROR,
- SSL_F_SSL_CIPHER_LIST_TO_BYTES, ERR_R_INTERNAL_ERROR);
+ SSLfatal(s, SSL_AD_INTERNAL_ERROR, ERR_R_INTERNAL_ERROR);
return 0;
}
}
0, NULL, NULL, SSL3_CK_FALLBACK_SCSV, 0, 0, 0, 0, 0, 0, 0, 0, 0
};
if (!s->method->put_cipher_by_char(&scsv, pkt, &len)) {
- SSLfatal(s, SSL_AD_INTERNAL_ERROR,
- SSL_F_SSL_CIPHER_LIST_TO_BYTES, ERR_R_INTERNAL_ERROR);
+ SSLfatal(s, SSL_AD_INTERNAL_ERROR, ERR_R_INTERNAL_ERROR);
return 0;
}
}
{
if (s->early_data_state != SSL_EARLY_DATA_WRITE_RETRY
&& s->early_data_state != SSL_EARLY_DATA_FINISHED_WRITING) {
- SSLfatal(s, SSL_AD_INTERNAL_ERROR,
- SSL_F_TLS_CONSTRUCT_END_OF_EARLY_DATA,
- ERR_R_SHOULD_NOT_HAVE_BEEN_CALLED);
+ SSLfatal(s, SSL_AD_INTERNAL_ERROR, ERR_R_SHOULD_NOT_HAVE_BEEN_CALLED);
return 0;
}