/* init things to blank */
s->in_handshake++;
if (!SSL_in_init(s) || SSL_in_before(s)) {
- if(!SSL_clear(s))
+ if (!SSL_clear(s))
return -1;
}
if ((s->version >> 8) != 3) {
SSLerr(SSL_F_SSL3_ACCEPT, ERR_R_INTERNAL_ERROR);
+ s->state = SSL_ST_ERR;
return -1;
}
if (s->init_buf == NULL) {
if ((buf = BUF_MEM_new()) == NULL) {
ret = -1;
+ s->state = SSL_ST_ERR;
goto end;
}
if (!BUF_MEM_grow(buf, SSL3_RT_MAX_PLAIN_LENGTH)) {
BUF_MEM_free(buf);
ret = -1;
+ s->state = SSL_ST_ERR;
goto end;
}
s->init_buf = buf;
if (!ssl3_setup_buffers(s)) {
ret = -1;
+ s->state = SSL_ST_ERR;
goto end;
}
*/
if (!ssl_init_wbio_buffer(s, 1)) {
ret = -1;
+ s->state = SSL_ST_ERR;
goto end;
}
SSL_R_UNSAFE_LEGACY_RENEGOTIATION_DISABLED);
ssl3_send_alert(s, SSL3_AL_FATAL, SSL_AD_HANDSHAKE_FAILURE);
ret = -1;
+ s->state = SSL_ST_ERR;
goto end;
} else {
/*
SSLerr(SSL_F_SSL3_ACCEPT, SSL_R_CLIENTHELLO_TLSEXT);
ret = SSL_TLSEXT_ERR_ALERT_FATAL;
ret = -1;
+ s->state = SSL_ST_ERR;
goto end;
}
}
skip = 1;
s->s3->tmp.cert_request = 0;
s->state = SSL3_ST_SW_SRVR_DONE_A;
- if (s->s3->handshake_buffer)
- if (!ssl3_digest_cached_records(s))
+ if (s->s3->handshake_buffer) {
+ if (!ssl3_digest_cached_records(s)) {
+ s->state = SSL_ST_ERR;
return -1;
+ }
+ }
} else {
s->s3->tmp.cert_request = 1;
ret = ssl3_send_certificate_request(s);
break;
if (!s->s3->handshake_buffer) {
SSLerr(SSL_F_SSL3_ACCEPT, ERR_R_INTERNAL_ERROR);
+ s->state = SSL_ST_ERR;
return -1;
}
/*
*/
if (!(s->s3->flags & SSL_SESS_FLAG_EXTMS)) {
s->s3->flags |= TLS1_FLAGS_KEEP_HANDSHAKE;
- if (!ssl3_digest_cached_records(s))
+ if (!ssl3_digest_cached_records(s)) {
+ s->state = SSL_ST_ERR;
return -1;
+ }
}
} else {
int offset = 0;
* CertificateVerify should be generalized. But it is next
* step
*/
- if (s->s3->handshake_buffer)
- if (!ssl3_digest_cached_records(s))
+ if (s->s3->handshake_buffer) {
+ if (!ssl3_digest_cached_records(s)) {
+ s->state = SSL_ST_ERR;
return -1;
+ }
+ }
for (dgst_num = 0; dgst_num < SSL_MAX_DIGEST; dgst_num++)
if (s->s3->handshake_dgst[dgst_num]) {
int dgst_size;
dgst_size =
EVP_MD_CTX_size(s->s3->handshake_dgst[dgst_num]);
if (dgst_size < 0) {
+ s->state = SSL_ST_ERR;
ret = -1;
goto end;
}
s->session->cipher = s->s3->tmp.new_cipher;
if (!s->method->ssl3_enc->setup_key_block(s)) {
ret = -1;
+ s->state = SSL_ST_ERR;
goto end;
}
SSL3_CHANGE_CIPHER_SERVER_WRITE))
{
ret = -1;
+ s->state = SSL_ST_ERR;
goto end;
}
goto end;
/* break; */
+ case SSL_ST_ERR:
default:
SSLerr(SSL_F_SSL3_ACCEPT, SSL_R_UNKNOWN_STATE);
ret = -1;
{
if (s->state == SSL3_ST_SW_HELLO_REQ_A) {
- if(!ssl_set_handshake_header(s, SSL3_MT_HELLO_REQUEST, 0)) {
+ if (!ssl_set_handshake_header(s, SSL3_MT_HELLO_REQUEST, 0)) {
SSLerr(SSL_F_SSL3_SEND_HELLO_REQUEST, ERR_R_INTERNAL_ERROR);
return -1;
}
s->first_packet = 0;
d = p = (unsigned char *)s->init_msg;
+ /*
+ * 2 bytes for client version, SSL3_RANDOM_SIZE bytes for random, 1 byte
+ * for session id length
+ */
+ if (n < 2 + SSL3_RANDOM_SIZE + 1) {
+ al = SSL_AD_DECODE_ERROR;
+ SSLerr(SSL_F_SSL3_GET_CLIENT_HELLO, SSL_R_LENGTH_TOO_SHORT);
+ goto f_err;
+ }
+
/*
* use version from inside client hello, not from record header (may
* differ: see RFC 2246, Appendix E, second paragraph)
unsigned int session_length, cookie_length;
session_length = *(p + SSL3_RANDOM_SIZE);
+
+ if (p + SSL3_RANDOM_SIZE + session_length + 1 >= d + n) {
+ al = SSL_AD_DECODE_ERROR;
+ SSLerr(SSL_F_SSL3_GET_CLIENT_HELLO, SSL_R_LENGTH_TOO_SHORT);
+ goto f_err;
+ }
cookie_length = *(p + SSL3_RANDOM_SIZE + session_length + 1);
if (cookie_length == 0)
/* get the session-id */
j = *(p++);
+ if (p + j > d + n) {
+ al = SSL_AD_DECODE_ERROR;
+ SSLerr(SSL_F_SSL3_GET_CLIENT_HELLO, SSL_R_LENGTH_TOO_SHORT);
+ goto f_err;
+ }
+
s->hit = 0;
/*
* Versions before 0.9.7 always allow clients to resume sessions in
if (SSL_IS_DTLS(s)) {
/* cookie stuff */
+ if (p + 1 > d + n) {
+ al = SSL_AD_DECODE_ERROR;
+ SSLerr(SSL_F_SSL3_GET_CLIENT_HELLO, SSL_R_LENGTH_TOO_SHORT);
+ goto f_err;
+ }
cookie_len = *(p++);
+ if (p + cookie_len > d + n) {
+ al = SSL_AD_DECODE_ERROR;
+ SSLerr(SSL_F_SSL3_GET_CLIENT_HELLO, SSL_R_LENGTH_TOO_SHORT);
+ goto f_err;
+ }
+
/*
* The ClientHello may contain a cookie even if the
* HelloVerify message has not been sent--make sure that it
}
}
+ if (p + 2 > d + n) {
+ al = SSL_AD_DECODE_ERROR;
+ SSLerr(SSL_F_SSL3_GET_CLIENT_HELLO, SSL_R_LENGTH_TOO_SHORT);
+ goto f_err;
+ }
n2s(p, i);
- if ((i == 0) && (j != 0)) {
- /* we need a cipher if we are not resuming a session */
+
+ if (i == 0) {
al = SSL_AD_ILLEGAL_PARAMETER;
SSLerr(SSL_F_SSL3_GET_CLIENT_HELLO, SSL_R_NO_CIPHERS_SPECIFIED);
goto f_err;
}
- if ((p + i) >= (d + n)) {
+
+ /* i bytes of cipher data + 1 byte for compression length later */
+ if ((p + i + 1) > (d + n)) {
/* not enough data */
al = SSL_AD_DECODE_ERROR;
SSLerr(SSL_F_SSL3_GET_CLIENT_HELLO, SSL_R_LENGTH_MISMATCH);
goto f_err;
}
- if ((i > 0) && (ssl_bytes_to_cipher_list(s, p, i, &(ciphers))
- == NULL)) {
+ if (ssl_bytes_to_cipher_list(s, p, i, &(ciphers)) == NULL) {
goto err;
}
p += i;
/* If it is a hit, check that the cipher is in the list */
- if ((s->hit) && (i > 0)) {
+ if (s->hit) {
j = 0;
id = s->session->cipher->id;
}
s->session->cipher = pref_cipher;
-
- if (s->cipher_list)
- sk_SSL_CIPHER_free(s->cipher_list);
-
- if (s->cipher_list_by_id)
- sk_SSL_CIPHER_free(s->cipher_list_by_id);
-
+ sk_SSL_CIPHER_free(s->cipher_list);
s->cipher_list = sk_SSL_CIPHER_dup(s->session->ciphers);
+ sk_SSL_CIPHER_free(s->cipher_list_by_id);
s->cipher_list_by_id = sk_SSL_CIPHER_dup(s->session->ciphers);
}
}
#else
s->session->compress_meth = (comp == NULL) ? 0 : comp->id;
#endif
- if (s->session->ciphers != NULL)
- sk_SSL_CIPHER_free(s->session->ciphers);
+ sk_SSL_CIPHER_free(s->session->ciphers);
s->session->ciphers = ciphers;
if (ciphers == NULL) {
- al = SSL_AD_ILLEGAL_PARAMETER;
- SSLerr(SSL_F_SSL3_GET_CLIENT_HELLO, SSL_R_NO_CIPHERS_PASSED);
+ al = SSL_AD_INTERNAL_ERROR;
+ SSLerr(SSL_F_SSL3_GET_CLIENT_HELLO, ERR_R_INTERNAL_ERROR);
goto f_err;
}
ciphers = NULL;
if (0) {
f_err:
ssl3_send_alert(s, SSL3_AL_FATAL, al);
- }
err:
- if (ciphers != NULL)
- sk_SSL_CIPHER_free(ciphers);
+ s->state = SSL_ST_ERR;
+ }
+
+ sk_SSL_CIPHER_free(ciphers);
return ret < 0 ? -1 : ret;
}
buf = (unsigned char *)s->init_buf->data;
#ifdef OPENSSL_NO_TLSEXT
p = s->s3->server_random;
- if (ssl_fill_hello_random(s, 1, p, SSL3_RANDOM_SIZE) <= 0)
+ if (ssl_fill_hello_random(s, 1, p, SSL3_RANDOM_SIZE) <= 0) {
+ s->state = SSL_ST_ERR;
return -1;
+ }
#endif
/* Do the message type and length last */
d = p = ssl_handshake_start(s);
sl = s->session->session_id_length;
if (sl > (int)sizeof(s->session->session_id)) {
SSLerr(SSL_F_SSL3_SEND_SERVER_HELLO, ERR_R_INTERNAL_ERROR);
+ s->state = SSL_ST_ERR;
return -1;
}
*(p++) = sl;
#ifndef OPENSSL_NO_TLSEXT
if (ssl_prepare_serverhello_tlsext(s) <= 0) {
SSLerr(SSL_F_SSL3_SEND_SERVER_HELLO, SSL_R_SERVERHELLO_TLSEXT);
+ s->state = SSL_ST_ERR;
return -1;
}
if ((p =
&al)) == NULL) {
ssl3_send_alert(s, SSL3_AL_FATAL, al);
SSLerr(SSL_F_SSL3_SEND_SERVER_HELLO, ERR_R_INTERNAL_ERROR);
+ s->state = SSL_ST_ERR;
return -1;
}
#endif
/* do the header */
l = (p - d);
- if(!ssl_set_handshake_header(s, SSL3_MT_SERVER_HELLO, l)) {
+ if (!ssl_set_handshake_header(s, SSL3_MT_SERVER_HELLO, l)) {
SSLerr(SSL_F_SSL3_SEND_SERVER_HELLO, ERR_R_INTERNAL_ERROR);
return -1;
}
{
if (s->state == SSL3_ST_SW_SRVR_DONE_A) {
- if(!ssl_set_handshake_header(s, SSL3_MT_SERVER_DONE, 0)) {
+ if (!ssl_set_handshake_header(s, SSL3_MT_SERVER_DONE, 0)) {
SSLerr(SSL_F_SSL3_SEND_SERVER_DONE, ERR_R_INTERNAL_ERROR);
return -1;
}
}
}
- if(!ssl_set_handshake_header(s, SSL3_MT_SERVER_KEY_EXCHANGE, n)) {
+ if (!ssl_set_handshake_header(s, SSL3_MT_SERVER_KEY_EXCHANGE, n)) {
al = SSL_AD_HANDSHAKE_FAILURE;
SSLerr(SSL_F_SSL3_SEND_SERVER_KEY_EXCHANGE, ERR_R_INTERNAL_ERROR);
goto f_err;
ssl3_send_alert(s, SSL3_AL_FATAL, al);
err:
#ifndef OPENSSL_NO_EC
- if (encodedPoint != NULL)
- OPENSSL_free(encodedPoint);
+ OPENSSL_free(encodedPoint);
BN_CTX_free(bn_ctx);
#endif
EVP_MD_CTX_cleanup(&md_ctx);
+ s->state = SSL_ST_ERR;
return (-1);
}
p = ssl_handshake_start(s) + off;
s2n(nl, p);
- if(!ssl_set_handshake_header(s, SSL3_MT_CERTIFICATE_REQUEST, n)) {
+ if (!ssl_set_handshake_header(s, SSL3_MT_CERTIFICATE_REQUEST, n)) {
SSLerr(SSL_F_SSL3_SEND_CERTIFICATE_REQUEST, ERR_R_INTERNAL_ERROR);
return -1;
}
/* SSL3_ST_SW_CERT_REQ_B */
return ssl_do_write(s);
err:
+ s->state = SSL_ST_ERR;
return (-1);
}
sizeof
(rand_premaster_secret));
OPENSSL_cleanse(p, sizeof(rand_premaster_secret));
- if(s->session->master_key_length < 0) {
+ if (s->session->master_key_length < 0) {
al = SSL_AD_INTERNAL_ERROR;
SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE, ERR_R_INTERNAL_ERROR);
goto f_err;
session->master_key,
p, i);
OPENSSL_cleanse(p, i);
- if(s->session->master_key_length < 0) {
+ if (s->session->master_key_length < 0) {
al = SSL_AD_INTERNAL_ERROR;
SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE, ERR_R_INTERNAL_ERROR);
goto f_err;
s->
session->master_key,
pms, outl);
- if(s->session->master_key_length < 0) {
- al = SSL_INTERNAL_ERROR;
+ if (s->session->master_key_length < 0) {
+ al = SSL_AD_INTERNAL_ERROR;
SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE, ERR_R_INTERNAL_ERROR);
goto f_err;
}
p, i);
OPENSSL_cleanse(p, i);
- if(s->session->master_key_length < 0) {
+ if (s->session->master_key_length < 0) {
al = SSL_AD_INTERNAL_ERROR;
SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE, ERR_R_INTERNAL_ERROR);
goto f_err;
t += psk_len;
s2n(psk_len, t);
- if (s->session->psk_identity != NULL)
- OPENSSL_free(s->session->psk_identity);
+ OPENSSL_free(s->session->psk_identity);
s->session->psk_identity = BUF_strdup((char *)p);
if (s->session->psk_identity == NULL) {
SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE, ERR_R_MALLOC_FAILURE);
goto psk_err;
}
- if (s->session->psk_identity_hint != NULL)
- OPENSSL_free(s->session->psk_identity_hint);
+ OPENSSL_free(s->session->psk_identity_hint);
s->session->psk_identity_hint = BUF_strdup(s->ctx->psk_identity_hint);
if (s->ctx->psk_identity_hint != NULL &&
s->session->psk_identity_hint == NULL) {
session->master_key,
psk_or_pre_ms,
pre_ms_len);
- if(s->session->master_key_length < 0) {
+ if (s->session->master_key_length < 0) {
al = SSL_AD_INTERNAL_ERROR;
SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE, ERR_R_INTERNAL_ERROR);
goto psk_err;
SSL_R_BAD_SRP_PARAMETERS);
goto f_err;
}
- if (s->session->srp_username != NULL)
- OPENSSL_free(s->session->srp_username);
+ OPENSSL_free(s->session->srp_username);
s->session->srp_username = BUF_strdup(s->srp_ctx.login);
if (s->session->srp_username == NULL) {
SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE, ERR_R_MALLOC_FAILURE);
s->
session->master_key,
premaster_secret, 32);
- if(s->session->master_key_length < 0) {
+ if (s->session->master_key_length < 0) {
al = SSL_AD_INTERNAL_ERROR;
SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE, ERR_R_INTERNAL_ERROR);
goto f_err;
EC_KEY_free(srvr_ecdh);
BN_CTX_free(bn_ctx);
#endif
+ s->state = SSL_ST_ERR;
return (-1);
}
if (0) {
f_err:
ssl3_send_alert(s, SSL3_AL_FATAL, al);
+ s->state = SSL_ST_ERR;
}
end:
- if (s->s3->handshake_buffer) {
- BIO_free(s->s3->handshake_buffer);
- s->s3->handshake_buffer = NULL;
- s->s3->flags &= ~TLS1_FLAGS_KEEP_HANDSHAKE;
- }
+ BIO_free(s->s3->handshake_buffer);
+ s->s3->handshake_buffer = NULL;
+ s->s3->flags &= ~TLS1_FLAGS_KEEP_HANDSHAKE;
EVP_MD_CTX_cleanup(&mctx);
EVP_PKEY_free(pkey);
return (ret);
if ((sk = sk_X509_new_null()) == NULL) {
SSLerr(SSL_F_SSL3_GET_CLIENT_CERTIFICATE, ERR_R_MALLOC_FAILURE);
- goto err;
+ goto done;
}
n2l3(p, llen);
x = d2i_X509(NULL, &p, l);
if (x == NULL) {
SSLerr(SSL_F_SSL3_GET_CLIENT_CERTIFICATE, ERR_R_ASN1_LIB);
- goto err;
+ goto done;
}
if (p != (q + l)) {
al = SSL_AD_DECODE_ERROR;
}
if (!sk_X509_push(sk, x)) {
SSLerr(SSL_F_SSL3_GET_CLIENT_CERTIFICATE, ERR_R_MALLOC_FAILURE);
- goto err;
+ goto done;
}
x = NULL;
nc += l + 3;
EVP_PKEY_free(pkey);
}
- if (s->session->peer != NULL) /* This should not be needed */
- X509_free(s->session->peer);
+ X509_free(s->session->peer);
s->session->peer = sk_X509_shift(sk);
s->session->verify_result = s->verify_result;
s->session->sess_cert = ssl_sess_cert_new();
if (s->session->sess_cert == NULL) {
SSLerr(SSL_F_SSL3_GET_CLIENT_CERTIFICATE, ERR_R_MALLOC_FAILURE);
- goto err;
+ goto done;
}
}
- if (s->session->sess_cert->cert_chain != NULL)
- sk_X509_pop_free(s->session->sess_cert->cert_chain, X509_free);
+ sk_X509_pop_free(s->session->sess_cert->cert_chain, X509_free);
s->session->sess_cert->cert_chain = sk;
/*
* Inconsistency alert: cert_chain does *not* include the peer's own
* certificate, while we do include it in s3_clnt.c
*/
-
sk = NULL;
-
ret = 1;
- if (0) {
+ goto done;
+
f_err:
- ssl3_send_alert(s, SSL3_AL_FATAL, al);
- }
- err:
- if (x != NULL)
- X509_free(x);
- if (sk != NULL)
- sk_X509_pop_free(sk, X509_free);
+ ssl3_send_alert(s, SSL3_AL_FATAL, al);
+ done:
+ s->state = SSL_ST_ERR;
+ X509_free(x);
+ sk_X509_pop_free(sk, X509_free);
return (ret);
}
(s->s3->tmp.new_cipher->algorithm_mkey & SSL_kKRB5)) {
SSLerr(SSL_F_SSL3_SEND_SERVER_CERTIFICATE,
ERR_R_INTERNAL_ERROR);
+ s->state = SSL_ST_ERR;
return (0);
}
}
if (!ssl3_output_cert_chain(s, cpk)) {
SSLerr(SSL_F_SSL3_SEND_SERVER_CERTIFICATE, ERR_R_INTERNAL_ERROR);
+ s->state = SSL_ST_ERR;
return (0);
}
s->state = SSL3_ST_SW_CERT_B;
* Some length values are 16 bits, so forget it if session is too
* long
*/
- if (slen_full == 0 || slen_full > 0xFF00)
+ if (slen_full == 0 || slen_full > 0xFF00) {
+ s->state = SSL_ST_ERR;
return -1;
+ }
senc = OPENSSL_malloc(slen_full);
- if (!senc)
+ if (!senc) {
+ s->state = SSL_ST_ERR;
return -1;
+ }
EVP_CIPHER_CTX_init(&ctx);
HMAC_CTX_init(&hctx);
/* Skip ticket lifetime hint */
p = ssl_handshake_start(s) + 4;
s2n(len - 6, p);
- if(!ssl_set_handshake_header(s, SSL3_MT_NEWSESSION_TICKET, len))
+ if (!ssl_set_handshake_header(s, SSL3_MT_NEWSESSION_TICKET, len))
goto err;
s->state = SSL3_ST_SW_SESSION_TICKET_B;
OPENSSL_free(senc);
/* SSL3_ST_SW_SESSION_TICKET_B */
return ssl_do_write(s);
err:
- if (senc)
- OPENSSL_free(senc);
+ OPENSSL_free(senc);
EVP_CIPHER_CTX_cleanup(&ctx);
HMAC_CTX_cleanup(&hctx);
+ s->state = SSL_ST_ERR;
return -1;
}
* 1 (ocsp response type) + 3 (ocsp response length)
* + (ocsp response)
*/
- if (!BUF_MEM_grow(s->init_buf, 8 + s->tlsext_ocsp_resplen))
+ if (!BUF_MEM_grow(s->init_buf, 8 + s->tlsext_ocsp_resplen)) {
+ s->state = SSL_ST_ERR;
return -1;
+ }
p = (unsigned char *)s->init_buf->data;
if (!s->s3->next_proto_neg_seen) {
SSLerr(SSL_F_SSL3_GET_NEXT_PROTO,
SSL_R_GOT_NEXT_PROTO_WITHOUT_EXTENSION);
+ s->state = SSL_ST_ERR;
return -1;
}
*/
if (!s->s3->change_cipher_spec) {
SSLerr(SSL_F_SSL3_GET_NEXT_PROTO, SSL_R_GOT_NEXT_PROTO_BEFORE_A_CCS);
+ s->state = SSL_ST_ERR;
return -1;
}
- if (n < 2)
+ if (n < 2) {
+ s->state = SSL_ST_ERR;
return 0; /* The body must be > 1 bytes long */
+ }
p = (unsigned char *)s->init_msg;
* uint8 padding[padding_len];
*/
proto_len = p[0];
- if (proto_len + 2 > s->init_num)
+ if (proto_len + 2 > s->init_num) {
+ s->state = SSL_ST_ERR;
return 0;
+ }
padding_len = p[proto_len + 1];
- if (proto_len + padding_len + 2 != s->init_num)
+ if (proto_len + padding_len + 2 != s->init_num) {
+ s->state = SSL_ST_ERR;
return 0;
+ }
s->next_proto_negotiated = OPENSSL_malloc(proto_len);
if (!s->next_proto_negotiated) {
SSLerr(SSL_F_SSL3_GET_NEXT_PROTO, ERR_R_MALLOC_FAILURE);
+ s->state = SSL_ST_ERR;
return 0;
}
memcpy(s->next_proto_negotiated, p + 1, proto_len);