# include <openssl/engine.h>
#endif
-static inline int cert_req_allowed(SSL *s);
+static ossl_inline int cert_req_allowed(SSL *s);
static int key_exchange_expected(SSL *s);
static int ssl_set_version(SSL *s);
static int ca_dn_cmp(const X509_NAME *const *a, const X509_NAME *const *b);
* 1: Yes
* 0: No
*/
-static inline int cert_req_allowed(SSL *s)
+static ossl_inline int cert_req_allowed(SSL *s)
{
/* TLS does not like anon-DH with client cert */
if ((s->version > SSL3_VERSION
break;
case TLS_ST_CR_CERT:
- if (s->tlsext_status_expected) {
- if (mt == SSL3_MT_CERTIFICATE_STATUS) {
- st->hand_state = TLS_ST_CR_CERT_STATUS;
- return 1;
- }
- return 0;
+ /*
+ * The CertificateStatus message is optional even if
+ * |tlsext_status_expected| is set
+ */
+ if (s->tlsext_status_expected && mt == SSL3_MT_CERTIFICATE_STATUS) {
+ st->hand_state = TLS_ST_CR_CERT_STATUS;
+ return 1;
}
/* Fall through */
return SERVER_KEY_EXCH_MAX_LENGTH;
case TLS_ST_CR_CERT_REQ:
- return SSL3_RT_MAX_PLAIN_LENGTH;
+ /* Set to s->max_cert_list for compatibility with previous releases.
+ * In practice these messages can get quite long if servers are
+ * configured to provide a long list of acceptable CAs
+ */
+ return s->max_cert_list;
case TLS_ST_CR_SRVR_DONE:
return SERVER_HELLO_DONE_MAX_LENGTH;
* VRS 19990621: possible memory leak; sk=null ==> !sk_pop_free() @end
*/
- pkey = X509_get_pubkey(x);
+ pkey = X509_get0_pubkey(x);
if (pkey == NULL || EVP_PKEY_missing_parameters(pkey)) {
x = NULL;
err:
ossl_statem_set_error(s);
done:
- EVP_PKEY_free(pkey);
X509_free(x);
sk_X509_pop_free(sk, X509_free);
return ret;
#ifndef OPENSSL_NO_RSA
RSA *rsa = NULL;
#endif
-#ifndef OPENSSL_NO_DH
- DH *dh = NULL;
-#endif
#ifndef OPENSSL_NO_EC
EVP_PKEY_CTX *pctx = NULL;
#endif
save_param_start = *pkt;
-#ifndef OPENSSL_NO_DH
- DH_free(s->s3->peer_dh_tmp);
- s->s3->peer_dh_tmp = NULL;
-#endif
-#ifndef OPENSSL_NO_EC
+#if !defined(OPENSSL_NO_EC) || !defined(OPENSSL_NO_DH)
EVP_PKEY_free(s->s3->peer_tmp);
s->s3->peer_tmp = NULL;
#endif
/* We must check if there is a certificate */
if (alg_a & (SSL_aRSA|SSL_aDSS))
- pkey = X509_get_pubkey(s->session->peer);
+ pkey = X509_get0_pubkey(s->session->peer);
}
#endif /* !OPENSSL_NO_SRP */
#ifndef OPENSSL_NO_DH
else if (alg_k & (SSL_kDHE | SSL_kDHEPSK)) {
PACKET prime, generator, pub_key;
+ DH *dh;
+
if (!PACKET_get_length_prefixed_2(pkt, &prime)
|| !PACKET_get_length_prefixed_2(pkt, &generator)
|| !PACKET_get_length_prefixed_2(pkt, &pub_key)) {
goto f_err;
}
- if ((dh = DH_new()) == NULL) {
- SSLerr(SSL_F_TLS_PROCESS_KEY_EXCHANGE, ERR_R_DH_LIB);
+ s->s3->peer_tmp = EVP_PKEY_new();
+ dh = DH_new();
+
+ if (s->s3->peer_tmp == NULL || dh == NULL) {
+ SSLerr(SSL_F_TLS_PROCESS_KEY_EXCHANGE, ERR_R_MALLOC_FAILURE);
+ DH_free(dh);
+ goto err;
+ }
+
+ if (EVP_PKEY_assign_DH(s->s3->peer_tmp, dh) == 0) {
+ SSLerr(SSL_F_TLS_PROCESS_KEY_EXCHANGE, ERR_R_EVP_LIB);
+ DH_free(dh);
goto err;
}
goto f_err;
}
if (alg_a & (SSL_aRSA|SSL_aDSS))
- pkey = X509_get_pubkey(s->session->peer);
+ pkey = X509_get0_pubkey(s->session->peer);
/* else anonymous DH, so no certificate or pkey. */
-
- s->s3->peer_dh_tmp = dh;
- dh = NULL;
}
#endif /* !OPENSSL_NO_DH */
if (0) ;
# ifndef OPENSSL_NO_RSA
else if (alg_a & SSL_aRSA)
- pkey = X509_get_pubkey(s->session->peer);
+ pkey = X509_get0_pubkey(s->session->peer);
# endif
# ifndef OPENSSL_NO_EC
else if (alg_a & SSL_aECDSA)
- pkey = X509_get_pubkey(s->session->peer);
+ pkey = X509_get0_pubkey(s->session->peer);
# endif
/* else anonymous ECDH, so no certificate or pkey. */
} else if (alg_k) {
goto f_err;
}
}
- EVP_PKEY_free(pkey);
EVP_MD_CTX_free(md_ctx);
return MSG_PROCESS_CONTINUE_READING;
f_err:
ssl3_send_alert(s, SSL3_AL_FATAL, al);
err:
- EVP_PKEY_free(pkey);
#ifndef OPENSSL_NO_RSA
RSA_free(rsa);
#endif
-#ifndef OPENSSL_NO_DH
- DH_free(dh);
-#endif
#ifndef OPENSSL_NO_EC
EVP_PKEY_CTX_free(pctx);
#endif
SSLerr(SSL_F_TLS_PROCESS_CERT_STATUS, SSL_R_LENGTH_MISMATCH);
goto f_err;
}
- OPENSSL_free(s->tlsext_ocsp_resp);
s->tlsext_ocsp_resp = OPENSSL_malloc(resplen);
if (s->tlsext_ocsp_resp == NULL) {
al = SSL_AD_INTERNAL_ERROR;
goto f_err;
}
s->tlsext_ocsp_resplen = resplen;
- if (s->ctx->tlsext_status_cb) {
- int ret;
- ret = s->ctx->tlsext_status_cb(s, s->ctx->tlsext_status_arg);
- if (ret == 0) {
- al = SSL_AD_BAD_CERTIFICATE_STATUS_RESPONSE;
- SSLerr(SSL_F_TLS_PROCESS_CERT_STATUS, SSL_R_INVALID_STATUS_RESPONSE);
- goto f_err;
- }
- if (ret < 0) {
- al = SSL_AD_INTERNAL_ERROR;
- SSLerr(SSL_F_TLS_PROCESS_CERT_STATUS, ERR_R_MALLOC_FAILURE);
- goto f_err;
- }
- }
return MSG_PROCESS_CONTINUE_READING;
f_err:
ssl3_send_alert(s, SSL3_AL_FATAL, al);
return MSG_PROCESS_ERROR;
}
+ /*
+ * Call the ocsp status callback if needed. The |tlsext_ocsp_resp| and
+ * |tlsext_ocsp_resplen| values will be set if we actually received a status
+ * message, or NULL and -1 otherwise
+ */
+ if (s->tlsext_status_type != -1 && s->ctx->tlsext_status_cb != NULL) {
+ int ret;
+ ret = s->ctx->tlsext_status_cb(s, s->ctx->tlsext_status_arg);
+ if (ret == 0) {
+ ssl3_send_alert(s, SSL3_AL_FATAL,
+ SSL_AD_BAD_CERTIFICATE_STATUS_RESPONSE);
+ SSLerr(SSL_F_TLS_PROCESS_SERVER_DONE,
+ SSL_R_INVALID_STATUS_RESPONSE);
+ return MSG_PROCESS_ERROR;
+ }
+ if (ret < 0) {
+ ssl3_send_alert(s, SSL3_AL_FATAL, SSL_AD_INTERNAL_ERROR);
+ SSLerr(SSL_F_TLS_PROCESS_SERVER_DONE, ERR_R_MALLOC_FAILURE);
+ return MSG_PROCESS_ERROR;
+ }
+ }
+
#ifndef OPENSSL_NO_SCTP
/* Only applies to renegotiation */
if (SSL_IS_DTLS(s) && BIO_dgram_is_sctp(SSL_get_wbio(s))
#ifndef OPENSSL_NO_RSA
unsigned char *q;
EVP_PKEY *pkey = NULL;
+ EVP_PKEY_CTX *pctx = NULL;
#endif
-#ifndef OPENSSL_NO_EC
+#if !defined(OPENSSL_NO_EC) || !defined(OPENSSL_NO_DH)
EVP_PKEY *ckey = NULL, *skey = NULL;
+#endif
+#ifndef OPENSSL_NO_EC
unsigned char *encodedPoint = NULL;
int encoded_pt_len = 0;
#endif
}
#ifndef OPENSSL_NO_RSA
else if (alg_k & (SSL_kRSA | SSL_kRSAPSK)) {
- RSA *rsa;
+ size_t enclen;
pmslen = SSL_MAX_MASTER_KEY_LENGTH;
pms = OPENSSL_malloc(pmslen);
if (pms == NULL)
goto err;
}
- pkey = X509_get_pubkey(s->session->peer);
+ pkey = X509_get0_pubkey(s->session->peer);
if ((pkey == NULL) || (pkey->type != EVP_PKEY_RSA)
|| (pkey->pkey.rsa == NULL)) {
SSLerr(SSL_F_TLS_CONSTRUCT_CLIENT_KEY_EXCHANGE,
ERR_R_INTERNAL_ERROR);
- EVP_PKEY_free(pkey);
goto err;
}
- rsa = pkey->pkey.rsa;
- EVP_PKEY_free(pkey);
pms[0] = s->client_version >> 8;
pms[1] = s->client_version & 0xff;
/* Fix buf for TLS and beyond */
if (s->version > SSL3_VERSION)
p += 2;
- n = RSA_public_encrypt(pmslen, pms, p, rsa, RSA_PKCS1_PADDING);
+ pctx = EVP_PKEY_CTX_new(pkey, NULL);
+ if (pctx == NULL || EVP_PKEY_encrypt_init(pctx) <= 0
+ || EVP_PKEY_encrypt(pctx, NULL, &enclen, pms, pmslen) <= 0) {
+ SSLerr(SSL_F_TLS_CONSTRUCT_CLIENT_KEY_EXCHANGE,
+ ERR_R_EVP_LIB);
+ goto err;
+ }
+ if (EVP_PKEY_encrypt(pctx, p, &enclen, pms, pmslen) <= 0) {
+ SSLerr(SSL_F_TLS_CONSTRUCT_CLIENT_KEY_EXCHANGE,
+ SSL_R_BAD_RSA_ENCRYPT);
+ goto err;
+ }
+ n = enclen;
+ EVP_PKEY_CTX_free(pctx);
+ pctx = NULL;
# ifdef PKCS1_CHECK
if (s->options & SSL_OP_PKCS1_CHECK_1)
p[1]++;
if (s->options & SSL_OP_PKCS1_CHECK_2)
tmp_buf[0] = 0x70;
# endif
- if (n <= 0) {
- SSLerr(SSL_F_TLS_CONSTRUCT_CLIENT_KEY_EXCHANGE,
- SSL_R_BAD_RSA_ENCRYPT);
- goto err;
- }
/* Fix buf for TLS and beyond */
if (s->version > SSL3_VERSION) {
#endif
#ifndef OPENSSL_NO_DH
else if (alg_k & (SSL_kDHE | SSL_kDHEPSK)) {
- DH *dh_srvr, *dh_clnt;
- if (s->s3->peer_dh_tmp == NULL) {
+ DH *dh_clnt = NULL;
+ skey = s->s3->peer_tmp;
+ if (skey == NULL) {
SSLerr(SSL_F_TLS_CONSTRUCT_CLIENT_KEY_EXCHANGE,
ERR_R_INTERNAL_ERROR);
goto err;
}
- dh_srvr = s->s3->peer_dh_tmp;
- /* generate a new random key */
- if ((dh_clnt = DHparams_dup(dh_srvr)) == NULL) {
- SSLerr(SSL_F_TLS_CONSTRUCT_CLIENT_KEY_EXCHANGE, ERR_R_DH_LIB);
- goto err;
- }
- if (!DH_generate_key(dh_clnt)) {
- SSLerr(SSL_F_TLS_CONSTRUCT_CLIENT_KEY_EXCHANGE, ERR_R_DH_LIB);
- DH_free(dh_clnt);
- goto err;
- }
-
- pmslen = DH_size(dh_clnt);
- pms = OPENSSL_malloc(pmslen);
- if (pms == NULL)
- goto memerr;
-
- /*
- * use the 'p' output buffer for the DH key, but make sure to
- * clear it out afterwards
- */
-
- n = DH_compute_key(pms, dh_srvr->pub_key, dh_clnt);
- if (s->s3->peer_dh_tmp == NULL)
- DH_free(dh_srvr);
+ ckey = ssl_generate_pkey(skey, NID_undef);
+ dh_clnt = EVP_PKEY_get0_DH(ckey);
- if (n <= 0) {
- SSLerr(SSL_F_TLS_CONSTRUCT_CLIENT_KEY_EXCHANGE, ERR_R_DH_LIB);
- DH_free(dh_clnt);
+ if (dh_clnt == NULL || ssl_derive(s, ckey, skey) == 0) {
+ SSLerr(SSL_F_TLS_CONSTRUCT_CLIENT_KEY_EXCHANGE,
+ ERR_R_INTERNAL_ERROR);
goto err;
}
- pmslen = n;
+
/* send off the data */
n = BN_num_bytes(dh_clnt->pub_key);
s2n(n, p);
BN_bn2bin(dh_clnt->pub_key, p);
n += 2;
-
- DH_free(dh_clnt);
+ EVP_PKEY_free(ckey);
+ ckey = NULL;
}
#endif
unsigned int md_len;
unsigned char shared_ukm[32], tmp[256];
EVP_MD_CTX *ukm_hash;
- EVP_PKEY *pub_key;
int dgst_nid = NID_id_GostR3411_94;
if ((s->s3->tmp.new_cipher->algorithm_auth & SSL_aGOST12) != 0)
dgst_nid = NID_id_GostR3411_2012_256;
goto err;
}
- pkey_ctx = EVP_PKEY_CTX_new(pub_key =
- X509_get_pubkey(peer_cert), NULL);
+ pkey_ctx = EVP_PKEY_CTX_new(X509_get0_pubkey(peer_cert), NULL);
if (pkey_ctx == NULL) {
SSLerr(SSL_F_TLS_CONSTRUCT_CLIENT_KEY_EXCHANGE,
ERR_R_MALLOC_FAILURE);
s->s3->flags |= TLS1_FLAGS_SKIP_CERT_VERIFY;
}
EVP_PKEY_CTX_free(pkey_ctx);
- EVP_PKEY_free(pub_key);
}
#endif
err:
OPENSSL_clear_free(pms, pmslen);
s->s3->tmp.pms = NULL;
+#ifndef OPENSSL_NO_RSA
+ EVP_PKEY_CTX_free(pctx);
+#endif
#ifndef OPENSSL_NO_EC
OPENSSL_free(encodedPoint);
+#endif
+#if !defined(OPENSSL_NO_EC) || !defined(OPENSSL_NO_DH)
EVP_PKEY_free(ckey);
#endif
#ifndef OPENSSL_NO_PSK
#endif
long alg_k, alg_a;
EVP_PKEY *pkey = NULL;
-#ifndef OPENSSL_NO_DH
- DH *dh;
-#endif
int al = SSL_AD_HANDSHAKE_FAILURE;
alg_k = s->s3->tmp.new_cipher->algorithm_mkey;
/* we don't have a certificate */
if ((alg_a & SSL_aNULL) || (alg_k & SSL_kPSK))
return (1);
-#ifndef OPENSSL_NO_DH
- dh = s->s3->peer_dh_tmp;
-#endif
/* This is the passed certificate */
goto f_err;
}
#endif
- pkey = X509_get_pubkey(s->session->peer);
+ pkey = X509_get0_pubkey(s->session->peer);
i = X509_certificate_type(s->session->peer, pkey);
- EVP_PKEY_free(pkey);
/* Check that we have a certificate if we require one */
if ((alg_a & SSL_aRSA) && !has_bits(i, EVP_PK_RSA | EVP_PKT_SIGN)) {
}
#endif
#ifndef OPENSSL_NO_DH
- if ((alg_k & SSL_kDHE) && (dh == NULL)) {
+ if ((alg_k & SSL_kDHE) && (s->s3->peer_tmp == NULL)) {
al = SSL_AD_INTERNAL_ERROR;
SSLerr(SSL_F_SSL3_CHECK_CERT_AND_ALGORITHM, ERR_R_INTERNAL_ERROR);
goto f_err;
projects / openssl.git / blobdiff