/*
- * Copyright 1995-2016 The OpenSSL Project Authors. All Rights Reserved.
+ * Copyright 1995-2018 The OpenSSL Project Authors. All Rights Reserved.
* Copyright 2005 Nokia. All rights reserved.
*
* Licensed under the OpenSSL license (the "License"). You may not use
#include "ssl_locl.h"
#include <openssl/evp.h>
#include <openssl/md5.h>
+#include "internal/cryptlib.h"
static int ssl3_generate_key_block(SSL *s, unsigned char *km, int num)
{
m5 = EVP_MD_CTX_new();
s1 = EVP_MD_CTX_new();
if (m5 == NULL || s1 == NULL) {
- SSLerr(SSL_F_SSL3_GENERATE_KEY_BLOCK, ERR_R_MALLOC_FAILURE);
+ SSLfatal(s, SSL_AD_INTERNAL_ERROR, SSL_F_SSL3_GENERATE_KEY_BLOCK,
+ ERR_R_MALLOC_FAILURE);
goto err;
}
EVP_MD_CTX_set_flags(m5, EVP_MD_CTX_FLAG_NON_FIPS_ALLOW);
k++;
if (k > sizeof(buf)) {
/* bug: 'buf' is too small for this ciphersuite */
- SSLerr(SSL_F_SSL3_GENERATE_KEY_BLOCK, ERR_R_INTERNAL_ERROR);
+ SSLfatal(s, SSL_AD_INTERNAL_ERROR, SSL_F_SSL3_GENERATE_KEY_BLOCK,
+ ERR_R_INTERNAL_ERROR);
goto err;
}
|| !EVP_DigestInit_ex(m5, EVP_md5(), NULL)
|| !EVP_DigestUpdate(m5, s->session->master_key,
s->session->master_key_length)
- || !EVP_DigestUpdate(m5, smd, SHA_DIGEST_LENGTH))
+ || !EVP_DigestUpdate(m5, smd, SHA_DIGEST_LENGTH)) {
+ SSLfatal(s, SSL_AD_INTERNAL_ERROR, SSL_F_SSL3_GENERATE_KEY_BLOCK,
+ ERR_R_INTERNAL_ERROR);
goto err;
+ }
if ((int)(i + MD5_DIGEST_LENGTH) > num) {
- if (!EVP_DigestFinal_ex(m5, smd, NULL))
+ if (!EVP_DigestFinal_ex(m5, smd, NULL)) {
+ SSLfatal(s, SSL_AD_INTERNAL_ERROR,
+ SSL_F_SSL3_GENERATE_KEY_BLOCK, ERR_R_INTERNAL_ERROR);
goto err;
+ }
memcpy(km, smd, (num - i));
} else {
- if (!EVP_DigestFinal_ex(m5, km, NULL))
+ if (!EVP_DigestFinal_ex(m5, km, NULL)) {
+ SSLfatal(s, SSL_AD_INTERNAL_ERROR,
+ SSL_F_SSL3_GENERATE_KEY_BLOCK, ERR_R_INTERNAL_ERROR);
goto err;
+ }
}
km += MD5_DIGEST_LENGTH;
m = s->s3->tmp.new_hash;
/* m == NULL will lead to a crash later */
if (!ossl_assert(m != NULL)) {
- SSLerr(SSL_F_SSL3_CHANGE_CIPHER_STATE, ERR_R_INTERNAL_ERROR);
- goto err2;
+ SSLfatal(s, SSL_AD_INTERNAL_ERROR, SSL_F_SSL3_CHANGE_CIPHER_STATE,
+ ERR_R_INTERNAL_ERROR);
+ goto err;
}
#ifndef OPENSSL_NO_COMP
if (s->s3->tmp.new_compression == NULL)
#endif
if (which & SSL3_CC_READ) {
- if (s->enc_read_ctx != NULL)
+ if (s->enc_read_ctx != NULL) {
reuse_dd = 1;
- else if ((s->enc_read_ctx = EVP_CIPHER_CTX_new()) == NULL)
+ } else if ((s->enc_read_ctx = EVP_CIPHER_CTX_new()) == NULL) {
+ SSLfatal(s, SSL_AD_INTERNAL_ERROR, SSL_F_SSL3_CHANGE_CIPHER_STATE,
+ ERR_R_MALLOC_FAILURE);
goto err;
- else
+ } else {
/*
* make sure it's initialised in case we exit later with an error
*/
EVP_CIPHER_CTX_reset(s->enc_read_ctx);
+ }
dd = s->enc_read_ctx;
if (ssl_replace_hash(&s->read_hash, m) == NULL) {
- SSLerr(SSL_F_SSL3_CHANGE_CIPHER_STATE, ERR_R_INTERNAL_ERROR);
- goto err2;
+ SSLfatal(s, SSL_AD_INTERNAL_ERROR, SSL_F_SSL3_CHANGE_CIPHER_STATE,
+ ERR_R_INTERNAL_ERROR);
+ goto err;
}
#ifndef OPENSSL_NO_COMP
/* COMPRESS */
if (comp != NULL) {
s->expand = COMP_CTX_new(comp);
if (s->expand == NULL) {
- SSLerr(SSL_F_SSL3_CHANGE_CIPHER_STATE,
- SSL_R_COMPRESSION_LIBRARY_ERROR);
- goto err2;
+ SSLfatal(s, SSL_AD_INTERNAL_ERROR,
+ SSL_F_SSL3_CHANGE_CIPHER_STATE,
+ SSL_R_COMPRESSION_LIBRARY_ERROR);
+ goto err;
}
}
#endif
RECORD_LAYER_reset_read_sequence(&s->rlayer);
mac_secret = &(s->s3->read_mac_secret[0]);
} else {
- if (s->enc_write_ctx != NULL)
+ s->statem.enc_write_state = ENC_WRITE_STATE_INVALID;
+ if (s->enc_write_ctx != NULL) {
reuse_dd = 1;
- else if ((s->enc_write_ctx = EVP_CIPHER_CTX_new()) == NULL)
+ } else if ((s->enc_write_ctx = EVP_CIPHER_CTX_new()) == NULL) {
+ SSLfatal(s, SSL_AD_INTERNAL_ERROR, SSL_F_SSL3_CHANGE_CIPHER_STATE,
+ ERR_R_MALLOC_FAILURE);
goto err;
- else
+ } else {
/*
* make sure it's initialised in case we exit later with an error
*/
EVP_CIPHER_CTX_reset(s->enc_write_ctx);
+ }
dd = s->enc_write_ctx;
if (ssl_replace_hash(&s->write_hash, m) == NULL) {
- SSLerr(SSL_F_SSL3_CHANGE_CIPHER_STATE, ERR_R_INTERNAL_ERROR);
- goto err2;
+ SSLfatal(s, SSL_AD_INTERNAL_ERROR, SSL_F_SSL3_CHANGE_CIPHER_STATE,
+ ERR_R_MALLOC_FAILURE);
+ goto err;
}
#ifndef OPENSSL_NO_COMP
/* COMPRESS */
if (comp != NULL) {
s->compress = COMP_CTX_new(comp);
if (s->compress == NULL) {
- SSLerr(SSL_F_SSL3_CHANGE_CIPHER_STATE,
- SSL_R_COMPRESSION_LIBRARY_ERROR);
- goto err2;
+ SSLfatal(s, SSL_AD_INTERNAL_ERROR,
+ SSL_F_SSL3_CHANGE_CIPHER_STATE,
+ SSL_R_COMPRESSION_LIBRARY_ERROR);
+ goto err;
}
}
#endif
p = s->s3->tmp.key_block;
mdi = EVP_MD_size(m);
- if (mdi < 0)
- goto err2;
+ if (mdi < 0) {
+ SSLfatal(s, SSL_AD_INTERNAL_ERROR, SSL_F_SSL3_CHANGE_CIPHER_STATE,
+ ERR_R_INTERNAL_ERROR);
+ goto err;
+ }
i = mdi;
cl = EVP_CIPHER_key_length(c);
j = cl;
}
if (n > s->s3->tmp.key_block_length) {
- SSLerr(SSL_F_SSL3_CHANGE_CIPHER_STATE, ERR_R_INTERNAL_ERROR);
- goto err2;
+ SSLfatal(s, SSL_AD_INTERNAL_ERROR, SSL_F_SSL3_CHANGE_CIPHER_STATE,
+ ERR_R_INTERNAL_ERROR);
+ goto err;
}
memcpy(mac_secret, ms, i);
- if (!EVP_CipherInit_ex(dd, c, NULL, key, iv, (which & SSL3_CC_WRITE)))
- goto err2;
+ if (!EVP_CipherInit_ex(dd, c, NULL, key, iv, (which & SSL3_CC_WRITE))) {
+ SSLfatal(s, SSL_AD_INTERNAL_ERROR, SSL_F_SSL3_CHANGE_CIPHER_STATE,
+ ERR_R_INTERNAL_ERROR);
+ goto err;
+ }
+ s->statem.enc_write_state = ENC_WRITE_STATE_VALID;
OPENSSL_cleanse(exp_key, sizeof(exp_key));
OPENSSL_cleanse(exp_iv, sizeof(exp_iv));
- return (1);
+ return 1;
err:
- SSLerr(SSL_F_SSL3_CHANGE_CIPHER_STATE, ERR_R_MALLOC_FAILURE);
- err2:
OPENSSL_cleanse(exp_key, sizeof(exp_key));
OPENSSL_cleanse(exp_iv, sizeof(exp_iv));
- return (0);
+ return 0;
}
int ssl3_setup_key_block(SSL *s)
SSL_COMP *comp;
if (s->s3->tmp.key_block_length != 0)
- return (1);
+ return 1;
if (!ssl_cipher_get_evp(s->session, &c, &hash, NULL, NULL, &comp, 0)) {
- SSLerr(SSL_F_SSL3_SETUP_KEY_BLOCK, SSL_R_CIPHER_OR_HASH_UNAVAILABLE);
- return (0);
+ SSLfatal(s, SSL_AD_INTERNAL_ERROR, SSL_F_SSL3_SETUP_KEY_BLOCK,
+ SSL_R_CIPHER_OR_HASH_UNAVAILABLE);
+ return 0;
}
s->s3->tmp.new_sym_enc = c;
ssl3_cleanup_key_block(s);
- if ((p = OPENSSL_malloc(num)) == NULL)
- goto err;
+ if ((p = OPENSSL_malloc(num)) == NULL) {
+ SSLfatal(s, SSL_AD_INTERNAL_ERROR, SSL_F_SSL3_SETUP_KEY_BLOCK,
+ ERR_R_MALLOC_FAILURE);
+ return 0;
+ }
s->s3->tmp.key_block_length = num;
s->s3->tmp.key_block = p;
+ /* Calls SSLfatal() as required */
ret = ssl3_generate_key_block(s, p, num);
if (!(s->options & SSL_OP_DONT_INSERT_EMPTY_FRAGMENTS)) {
}
return ret;
-
- err:
- SSLerr(SSL_F_SSL3_SETUP_KEY_BLOCK, ERR_R_MALLOC_FAILURE);
- return (0);
}
void ssl3_cleanup_key_block(SSL *s)
BIO *buf = BIO_new(BIO_s_mem());
if (buf == NULL) {
- SSLerr(SSL_F_SSL3_INIT_FINISHED_MAC, ERR_R_MALLOC_FAILURE);
+ SSLfatal(s, SSL_AD_INTERNAL_ERROR, SSL_F_SSL3_INIT_FINISHED_MAC,
+ ERR_R_MALLOC_FAILURE);
return 0;
}
ssl3_free_digest_list(s);
int ssl3_finish_mac(SSL *s, const unsigned char *buf, size_t len)
{
+ int ret;
+
if (s->s3->handshake_dgst == NULL) {
- int ret;
/* Note: this writes to a memory BIO so a failure is a fatal error */
- if (len > INT_MAX)
+ if (len > INT_MAX) {
+ SSLfatal(s, SSL_AD_INTERNAL_ERROR, SSL_F_SSL3_FINISH_MAC,
+ SSL_R_OVERFLOW_ERROR);
return 0;
+ }
ret = BIO_write(s->s3->handshake_buffer, (void *)buf, (int)len);
- return ret > 0 && ret == (int)len;
+ if (ret <= 0 || ret != (int)len) {
+ SSLfatal(s, SSL_AD_INTERNAL_ERROR, SSL_F_SSL3_FINISH_MAC,
+ ERR_R_INTERNAL_ERROR);
+ return 0;
+ }
} else {
- return EVP_DigestUpdate(s->s3->handshake_dgst, buf, len);
+ ret = EVP_DigestUpdate(s->s3->handshake_dgst, buf, len);
+ if (!ret) {
+ SSLfatal(s, SSL_AD_INTERNAL_ERROR, SSL_F_SSL3_FINISH_MAC,
+ ERR_R_INTERNAL_ERROR);
+ return 0;
+ }
}
+ return 1;
}
int ssl3_digest_cached_records(SSL *s, int keep)
if (s->s3->handshake_dgst == NULL) {
hdatalen = BIO_get_mem_data(s->s3->handshake_buffer, &hdata);
if (hdatalen <= 0) {
- SSLerr(SSL_F_SSL3_DIGEST_CACHED_RECORDS,
- SSL_R_BAD_HANDSHAKE_LENGTH);
+ SSLfatal(s, SSL_AD_INTERNAL_ERROR, SSL_F_SSL3_DIGEST_CACHED_RECORDS,
+ SSL_R_BAD_HANDSHAKE_LENGTH);
return 0;
}
s->s3->handshake_dgst = EVP_MD_CTX_new();
if (s->s3->handshake_dgst == NULL) {
- SSLerr(SSL_F_SSL3_DIGEST_CACHED_RECORDS, ERR_R_MALLOC_FAILURE);
+ SSLfatal(s, SSL_AD_INTERNAL_ERROR, SSL_F_SSL3_DIGEST_CACHED_RECORDS,
+ ERR_R_MALLOC_FAILURE);
return 0;
}
md = ssl_handshake_md(s);
if (md == NULL || !EVP_DigestInit_ex(s->s3->handshake_dgst, md, NULL)
|| !EVP_DigestUpdate(s->s3->handshake_dgst, hdata, hdatalen)) {
- SSLerr(SSL_F_SSL3_DIGEST_CACHED_RECORDS, ERR_R_INTERNAL_ERROR);
+ SSLfatal(s, SSL_AD_INTERNAL_ERROR, SSL_F_SSL3_DIGEST_CACHED_RECORDS,
+ ERR_R_INTERNAL_ERROR);
return 0;
}
}
int ret;
EVP_MD_CTX *ctx = NULL;
- if (!ssl3_digest_cached_records(s, 0))
+ if (!ssl3_digest_cached_records(s, 0)) {
+ /* SSLfatal() already called */
return 0;
+ }
if (EVP_MD_CTX_type(s->s3->handshake_dgst) != NID_md5_sha1) {
- SSLerr(SSL_F_SSL3_FINAL_FINISH_MAC, SSL_R_NO_REQUIRED_DIGEST);
+ SSLfatal(s, SSL_AD_INTERNAL_ERROR, SSL_F_SSL3_FINAL_FINISH_MAC,
+ SSL_R_NO_REQUIRED_DIGEST);
return 0;
}
ctx = EVP_MD_CTX_new();
if (ctx == NULL) {
- SSLerr(SSL_F_SSL3_FINAL_FINISH_MAC, ERR_R_MALLOC_FAILURE);
+ SSLfatal(s, SSL_AD_INTERNAL_ERROR, SSL_F_SSL3_FINAL_FINISH_MAC,
+ ERR_R_MALLOC_FAILURE);
return 0;
}
if (!EVP_MD_CTX_copy_ex(ctx, s->s3->handshake_dgst)) {
- SSLerr(SSL_F_SSL3_FINAL_FINISH_MAC, ERR_R_INTERNAL_ERROR);
- return 0;
+ SSLfatal(s, SSL_AD_INTERNAL_ERROR, SSL_F_SSL3_FINAL_FINISH_MAC,
+ ERR_R_INTERNAL_ERROR);
+ ret = 0;
+ goto err;
}
ret = EVP_MD_CTX_size(ctx);
if (ret < 0) {
- EVP_MD_CTX_reset(ctx);
- return 0;
+ SSLfatal(s, SSL_AD_INTERNAL_ERROR, SSL_F_SSL3_FINAL_FINISH_MAC,
+ ERR_R_INTERNAL_ERROR);
+ ret = 0;
+ goto err;
}
if ((sender != NULL && EVP_DigestUpdate(ctx, sender, len) <= 0)
(int)s->session->master_key_length,
s->session->master_key) <= 0
|| EVP_DigestFinal_ex(ctx, p, NULL) <= 0) {
- SSLerr(SSL_F_SSL3_FINAL_FINISH_MAC, ERR_R_INTERNAL_ERROR);
+ SSLfatal(s, SSL_AD_INTERNAL_ERROR, SSL_F_SSL3_FINAL_FINISH_MAC,
+ ERR_R_INTERNAL_ERROR);
ret = 0;
}
+ err:
EVP_MD_CTX_free(ctx);
return ret;
size_t ret_secret_size = 0;
if (ctx == NULL) {
- SSLerr(SSL_F_SSL3_GENERATE_MASTER_SECRET, ERR_R_MALLOC_FAILURE);
+ SSLfatal(s, SSL_AD_INTERNAL_ERROR, SSL_F_SSL3_GENERATE_MASTER_SECRET,
+ ERR_R_MALLOC_FAILURE);
return 0;
}
for (i = 0; i < 3; i++) {
|| EVP_DigestUpdate(ctx, p, len) <= 0
|| EVP_DigestUpdate(ctx, buf, n) <= 0
|| EVP_DigestFinal_ex(ctx, out, &n) <= 0) {
- SSLerr(SSL_F_SSL3_GENERATE_MASTER_SECRET, ERR_R_INTERNAL_ERROR);
+ SSLfatal(s, SSL_AD_INTERNAL_ERROR,
+ SSL_F_SSL3_GENERATE_MASTER_SECRET, ERR_R_INTERNAL_ERROR);
ret = 0;
break;
}
{
switch (code) {
case SSL_AD_CLOSE_NOTIFY:
- return (SSL3_AD_CLOSE_NOTIFY);
+ return SSL3_AD_CLOSE_NOTIFY;
case SSL_AD_UNEXPECTED_MESSAGE:
- return (SSL3_AD_UNEXPECTED_MESSAGE);
+ return SSL3_AD_UNEXPECTED_MESSAGE;
case SSL_AD_BAD_RECORD_MAC:
- return (SSL3_AD_BAD_RECORD_MAC);
+ return SSL3_AD_BAD_RECORD_MAC;
case SSL_AD_DECRYPTION_FAILED:
- return (SSL3_AD_BAD_RECORD_MAC);
+ return SSL3_AD_BAD_RECORD_MAC;
case SSL_AD_RECORD_OVERFLOW:
- return (SSL3_AD_BAD_RECORD_MAC);
+ return SSL3_AD_BAD_RECORD_MAC;
case SSL_AD_DECOMPRESSION_FAILURE:
- return (SSL3_AD_DECOMPRESSION_FAILURE);
+ return SSL3_AD_DECOMPRESSION_FAILURE;
case SSL_AD_HANDSHAKE_FAILURE:
- return (SSL3_AD_HANDSHAKE_FAILURE);
+ return SSL3_AD_HANDSHAKE_FAILURE;
case SSL_AD_NO_CERTIFICATE:
- return (SSL3_AD_NO_CERTIFICATE);
+ return SSL3_AD_NO_CERTIFICATE;
case SSL_AD_BAD_CERTIFICATE:
- return (SSL3_AD_BAD_CERTIFICATE);
+ return SSL3_AD_BAD_CERTIFICATE;
case SSL_AD_UNSUPPORTED_CERTIFICATE:
- return (SSL3_AD_UNSUPPORTED_CERTIFICATE);
+ return SSL3_AD_UNSUPPORTED_CERTIFICATE;
case SSL_AD_CERTIFICATE_REVOKED:
- return (SSL3_AD_CERTIFICATE_REVOKED);
+ return SSL3_AD_CERTIFICATE_REVOKED;
case SSL_AD_CERTIFICATE_EXPIRED:
- return (SSL3_AD_CERTIFICATE_EXPIRED);
+ return SSL3_AD_CERTIFICATE_EXPIRED;
case SSL_AD_CERTIFICATE_UNKNOWN:
- return (SSL3_AD_CERTIFICATE_UNKNOWN);
+ return SSL3_AD_CERTIFICATE_UNKNOWN;
case SSL_AD_ILLEGAL_PARAMETER:
- return (SSL3_AD_ILLEGAL_PARAMETER);
+ return SSL3_AD_ILLEGAL_PARAMETER;
case SSL_AD_UNKNOWN_CA:
- return (SSL3_AD_BAD_CERTIFICATE);
+ return SSL3_AD_BAD_CERTIFICATE;
case SSL_AD_ACCESS_DENIED:
- return (SSL3_AD_HANDSHAKE_FAILURE);
+ return SSL3_AD_HANDSHAKE_FAILURE;
case SSL_AD_DECODE_ERROR:
- return (SSL3_AD_HANDSHAKE_FAILURE);
+ return SSL3_AD_HANDSHAKE_FAILURE;
case SSL_AD_DECRYPT_ERROR:
- return (SSL3_AD_HANDSHAKE_FAILURE);
+ return SSL3_AD_HANDSHAKE_FAILURE;
case SSL_AD_EXPORT_RESTRICTION:
- return (SSL3_AD_HANDSHAKE_FAILURE);
+ return SSL3_AD_HANDSHAKE_FAILURE;
case SSL_AD_PROTOCOL_VERSION:
- return (SSL3_AD_HANDSHAKE_FAILURE);
+ return SSL3_AD_HANDSHAKE_FAILURE;
case SSL_AD_INSUFFICIENT_SECURITY:
- return (SSL3_AD_HANDSHAKE_FAILURE);
+ return SSL3_AD_HANDSHAKE_FAILURE;
case SSL_AD_INTERNAL_ERROR:
- return (SSL3_AD_HANDSHAKE_FAILURE);
+ return SSL3_AD_HANDSHAKE_FAILURE;
case SSL_AD_USER_CANCELLED:
- return (SSL3_AD_HANDSHAKE_FAILURE);
+ return SSL3_AD_HANDSHAKE_FAILURE;
case SSL_AD_NO_RENEGOTIATION:
- return (-1); /* Don't send it :-) */
+ return -1; /* Don't send it :-) */
case SSL_AD_UNSUPPORTED_EXTENSION:
- return (SSL3_AD_HANDSHAKE_FAILURE);
+ return SSL3_AD_HANDSHAKE_FAILURE;
case SSL_AD_CERTIFICATE_UNOBTAINABLE:
- return (SSL3_AD_HANDSHAKE_FAILURE);
+ return SSL3_AD_HANDSHAKE_FAILURE;
case SSL_AD_UNRECOGNIZED_NAME:
- return (SSL3_AD_HANDSHAKE_FAILURE);
+ return SSL3_AD_HANDSHAKE_FAILURE;
case SSL_AD_BAD_CERTIFICATE_STATUS_RESPONSE:
- return (SSL3_AD_HANDSHAKE_FAILURE);
+ return SSL3_AD_HANDSHAKE_FAILURE;
case SSL_AD_BAD_CERTIFICATE_HASH_VALUE:
- return (SSL3_AD_HANDSHAKE_FAILURE);
+ return SSL3_AD_HANDSHAKE_FAILURE;
case SSL_AD_UNKNOWN_PSK_IDENTITY:
- return (TLS1_AD_UNKNOWN_PSK_IDENTITY);
+ return TLS1_AD_UNKNOWN_PSK_IDENTITY;
case SSL_AD_INAPPROPRIATE_FALLBACK:
- return (TLS1_AD_INAPPROPRIATE_FALLBACK);
+ return TLS1_AD_INAPPROPRIATE_FALLBACK;
case SSL_AD_NO_APPLICATION_PROTOCOL:
- return (TLS1_AD_NO_APPLICATION_PROTOCOL);
+ return TLS1_AD_NO_APPLICATION_PROTOCOL;
case SSL_AD_CERTIFICATE_REQUIRED:
return SSL_AD_HANDSHAKE_FAILURE;
default:
- return (-1);
+ return -1;
}
}
projects / openssl.git / blobdiff