X-Git-Url: https://git.openssl.org/gitweb/?p=openssl.git;a=blobdiff_plain;f=ssl%2Fssl_rsa.c;h=87be6460b567512354ee03526dc177a32bd5db50;hp=9a3e0ec41b056da324103b8ade38d9980659d915;hb=4afc60605abcf1ac8373838c71e94a131d29253e;hpb=984d6c6052169bcae8010de33f7796e455536d61 diff --git a/ssl/ssl_rsa.c b/ssl/ssl_rsa.c index 9a3e0ec41b..87be6460b5 100644 --- a/ssl/ssl_rsa.c +++ b/ssl/ssl_rsa.c @@ -1,59 +1,10 @@ -/* ssl/ssl_rsa.c */ -/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com) - * All rights reserved. - * - * This package is an SSL implementation written - * by Eric Young (eay@cryptsoft.com). - * The implementation was written so as to conform with Netscapes SSL. - * - * This library is free for commercial and non-commercial use as long as - * the following conditions are aheared to. The following conditions - * apply to all code found in this distribution, be it the RC4, RSA, - * lhash, DES, etc., code; not just the SSL code. The SSL documentation - * included with this distribution is covered by the same copyright terms - * except that the holder is Tim Hudson (tjh@cryptsoft.com). - * - * Copyright remains Eric Young's, and as such any Copyright notices in - * the code are not to be removed. - * If this package is used in a product, Eric Young should be given attribution - * as the author of the parts of the library used. - * This can be in the form of a textual message at program startup or - * in documentation (online or textual) provided with the package. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * 3. All advertising materials mentioning features or use of this software - * must display the following acknowledgement: - * "This product includes cryptographic software written by - * Eric Young (eay@cryptsoft.com)" - * The word 'cryptographic' can be left out if the rouines from the library - * being used are not cryptographic related :-). - * 4. If you include any Windows specific code (or a derivative thereof) from - * the apps directory (application code) you must include an acknowledgement: - * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)" - * - * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND - * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE - * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE - * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE - * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL - * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS - * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) - * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT - * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY - * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF - * SUCH DAMAGE. +/* + * Copyright 1995-2016 The OpenSSL Project Authors. All Rights Reserved. * - * The licence and distribution terms for any publically available version or - * derivative of this code cannot be changed. i.e. this code cannot simply be - * copied and put under another distribution licence - * [including the GNU Public Licence.] + * Licensed under the OpenSSL license (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 @@ -82,7 +33,6 @@ int SSL_use_certificate(SSL *ssl, X509 *x) return (ssl_set_cert(ssl->cert, x)); } -#ifndef OPENSSL_NO_STDIO int SSL_use_certificate_file(SSL *ssl, const char *file, int type) { int j; @@ -90,7 +40,7 @@ int SSL_use_certificate_file(SSL *ssl, const char *file, int type) int ret = 0; X509 *x = NULL; - in = BIO_new(BIO_s_file_internal()); + in = BIO_new(BIO_s_file()); if (in == NULL) { SSLerr(SSL_F_SSL_USE_CERTIFICATE_FILE, ERR_R_BUF_LIB); goto end; @@ -105,8 +55,8 @@ int SSL_use_certificate_file(SSL *ssl, const char *file, int type) x = d2i_X509_bio(in, NULL); } else if (type == SSL_FILETYPE_PEM) { j = ERR_R_PEM_LIB; - x = PEM_read_bio_X509(in, NULL, ssl->ctx->default_passwd_callback, - ssl->ctx->default_passwd_callback_userdata); + x = PEM_read_bio_X509(in, NULL, ssl->default_passwd_callback, + ssl->default_passwd_callback_userdata); } else { SSLerr(SSL_F_SSL_USE_CERTIFICATE_FILE, SSL_R_BAD_SSL_FILETYPE); goto end; @@ -123,7 +73,6 @@ int SSL_use_certificate_file(SSL *ssl, const char *file, int type) BIO_free(in); return (ret); } -#endif int SSL_use_certificate_ASN1(SSL *ssl, const unsigned char *d, int len) { @@ -157,7 +106,11 @@ int SSL_use_RSAPrivateKey(SSL *ssl, RSA *rsa) } RSA_up_ref(rsa); - EVP_PKEY_assign_RSA(pkey, rsa); + if (EVP_PKEY_assign_RSA(pkey, rsa) <= 0) { + RSA_free(rsa); + EVP_PKEY_free(pkey); + return 0; + } ret = ssl_set_pkey(ssl->cert, pkey); EVP_PKEY_free(pkey); @@ -168,22 +121,7 @@ int SSL_use_RSAPrivateKey(SSL *ssl, RSA *rsa) static int ssl_set_pkey(CERT *c, EVP_PKEY *pkey) { int i; - /* - * Special case for DH: check two DH certificate types for a match. This - * means for DH certificates we must set the certificate first. - */ - if (pkey->type == EVP_PKEY_DH) { - X509 *x; - i = -1; - x = c->pkeys[SSL_PKEY_DH_RSA].x509; - if (x && X509_check_private_key(x, pkey)) - i = SSL_PKEY_DH_RSA; - x = c->pkeys[SSL_PKEY_DH_DSA].x509; - if (i == -1 && x && X509_check_private_key(x, pkey)) - i = SSL_PKEY_DH_DSA; - ERR_clear_error(); - } else - i = ssl_cert_type(NULL, pkey); + i = ssl_cert_type(NULL, pkey); if (i < 0) { SSLerr(SSL_F_SSL_SET_PKEY, SSL_R_UNKNOWN_CERTIFICATE_TYPE); return (0); @@ -191,9 +129,16 @@ static int ssl_set_pkey(CERT *c, EVP_PKEY *pkey) if (c->pkeys[i].x509 != NULL) { EVP_PKEY *pktmp; - pktmp = X509_get_pubkey(c->pkeys[i].x509); + pktmp = X509_get0_pubkey(c->pkeys[i].x509); + if (pktmp == NULL) { + SSLerr(SSL_F_SSL_SET_PKEY, ERR_R_MALLOC_FAILURE); + return 0; + } + /* + * The return code from EVP_PKEY_copy_parameters is deliberately + * ignored. Some EVP_PKEY types cannot do this. + */ EVP_PKEY_copy_parameters(pktmp, pkey); - EVP_PKEY_free(pktmp); ERR_clear_error(); #ifndef OPENSSL_NO_RSA @@ -201,8 +146,8 @@ static int ssl_set_pkey(CERT *c, EVP_PKEY *pkey) * Don't check the public/private key, this is mostly for smart * cards. */ - if ((pkey->type == EVP_PKEY_RSA) && - (RSA_flags(pkey->pkey.rsa) & RSA_METHOD_FLAG_NO_CHECK)) ; + if (EVP_PKEY_id(pkey) == EVP_PKEY_RSA + && RSA_flags(EVP_PKEY_get0_RSA(pkey)) & RSA_METHOD_FLAG_NO_CHECK) ; else #endif if (!X509_check_private_key(c->pkeys[i].x509, pkey)) { @@ -213,21 +158,20 @@ static int ssl_set_pkey(CERT *c, EVP_PKEY *pkey) } EVP_PKEY_free(c->pkeys[i].privatekey); - CRYPTO_add(&pkey->references, 1, CRYPTO_LOCK_EVP_PKEY); + EVP_PKEY_up_ref(pkey); c->pkeys[i].privatekey = pkey; c->key = &(c->pkeys[i]); return (1); } #ifndef OPENSSL_NO_RSA -# ifndef OPENSSL_NO_STDIO int SSL_use_RSAPrivateKey_file(SSL *ssl, const char *file, int type) { int j, ret = 0; BIO *in; RSA *rsa = NULL; - in = BIO_new(BIO_s_file_internal()); + in = BIO_new(BIO_s_file()); if (in == NULL) { SSLerr(SSL_F_SSL_USE_RSAPRIVATEKEY_FILE, ERR_R_BUF_LIB); goto end; @@ -243,9 +187,8 @@ int SSL_use_RSAPrivateKey_file(SSL *ssl, const char *file, int type) } else if (type == SSL_FILETYPE_PEM) { j = ERR_R_PEM_LIB; rsa = PEM_read_bio_RSAPrivateKey(in, NULL, - ssl->ctx->default_passwd_callback, - ssl-> - ctx->default_passwd_callback_userdata); + ssl->default_passwd_callback, + ssl->default_passwd_callback_userdata); } else { SSLerr(SSL_F_SSL_USE_RSAPRIVATEKEY_FILE, SSL_R_BAD_SSL_FILETYPE); goto end; @@ -260,7 +203,6 @@ int SSL_use_RSAPrivateKey_file(SSL *ssl, const char *file, int type) BIO_free(in); return (ret); } -# endif int SSL_use_RSAPrivateKey_ASN1(SSL *ssl, const unsigned char *d, long len) { @@ -292,14 +234,13 @@ int SSL_use_PrivateKey(SSL *ssl, EVP_PKEY *pkey) return (ret); } -#ifndef OPENSSL_NO_STDIO int SSL_use_PrivateKey_file(SSL *ssl, const char *file, int type) { int j, ret = 0; BIO *in; EVP_PKEY *pkey = NULL; - in = BIO_new(BIO_s_file_internal()); + in = BIO_new(BIO_s_file()); if (in == NULL) { SSLerr(SSL_F_SSL_USE_PRIVATEKEY_FILE, ERR_R_BUF_LIB); goto end; @@ -312,9 +253,8 @@ int SSL_use_PrivateKey_file(SSL *ssl, const char *file, int type) if (type == SSL_FILETYPE_PEM) { j = ERR_R_PEM_LIB; pkey = PEM_read_bio_PrivateKey(in, NULL, - ssl->ctx->default_passwd_callback, - ssl-> - ctx->default_passwd_callback_userdata); + ssl->default_passwd_callback, + ssl->default_passwd_callback_userdata); } else if (type == SSL_FILETYPE_ASN1) { j = ERR_R_ASN1_LIB; pkey = d2i_PrivateKey_bio(in, NULL); @@ -332,7 +272,6 @@ int SSL_use_PrivateKey_file(SSL *ssl, const char *file, int type) BIO_free(in); return (ret); } -#endif int SSL_use_PrivateKey_ASN1(int type, SSL *ssl, const unsigned char *d, long len) @@ -372,7 +311,7 @@ static int ssl_set_cert(CERT *c, X509 *x) EVP_PKEY *pkey; int i; - pkey = X509_get_pubkey(x); + pkey = X509_get0_pubkey(x); if (pkey == NULL) { SSLerr(SSL_F_SSL_SET_CERT, SSL_R_X509_LIB); return (0); @@ -381,11 +320,19 @@ static int ssl_set_cert(CERT *c, X509 *x) i = ssl_cert_type(x, pkey); if (i < 0) { SSLerr(SSL_F_SSL_SET_CERT, SSL_R_UNKNOWN_CERTIFICATE_TYPE); - EVP_PKEY_free(pkey); - return (0); + return 0; } - +#ifndef OPENSSL_NO_EC + if (i == SSL_PKEY_ECC && !EC_KEY_can_sign(EVP_PKEY_get0_EC_KEY(pkey))) { + SSLerr(SSL_F_SSL_SET_CERT, SSL_R_ECC_CERT_NOT_FOR_SIGNING); + return 0; + } +#endif if (c->pkeys[i].privatekey != NULL) { + /* + * The return code from EVP_PKEY_copy_parameters is deliberately + * ignored. Some EVP_PKEY types cannot do this. + */ EVP_PKEY_copy_parameters(pkey, c->pkeys[i].privatekey); ERR_clear_error(); @@ -394,9 +341,9 @@ static int ssl_set_cert(CERT *c, X509 *x) * Don't check the public/private key, this is mostly for smart * cards. */ - if ((c->pkeys[i].privatekey->type == EVP_PKEY_RSA) && - (RSA_flags(c->pkeys[i].privatekey->pkey.rsa) & - RSA_METHOD_FLAG_NO_CHECK)) ; + if (EVP_PKEY_id(c->pkeys[i].privatekey) == EVP_PKEY_RSA + && RSA_flags(EVP_PKEY_get0_RSA(c->pkeys[i].privatekey)) & + RSA_METHOD_FLAG_NO_CHECK) ; else #endif /* OPENSSL_NO_RSA */ if (!X509_check_private_key(x, c->pkeys[i].privatekey)) { @@ -412,17 +359,14 @@ static int ssl_set_cert(CERT *c, X509 *x) } } - EVP_PKEY_free(pkey); - X509_free(c->pkeys[i].x509); X509_up_ref(x); c->pkeys[i].x509 = x; c->key = &(c->pkeys[i]); - return (1); + return 1; } -#ifndef OPENSSL_NO_STDIO int SSL_CTX_use_certificate_file(SSL_CTX *ctx, const char *file, int type) { int j; @@ -430,7 +374,7 @@ int SSL_CTX_use_certificate_file(SSL_CTX *ctx, const char *file, int type) int ret = 0; X509 *x = NULL; - in = BIO_new(BIO_s_file_internal()); + in = BIO_new(BIO_s_file()); if (in == NULL) { SSLerr(SSL_F_SSL_CTX_USE_CERTIFICATE_FILE, ERR_R_BUF_LIB); goto end; @@ -463,10 +407,8 @@ int SSL_CTX_use_certificate_file(SSL_CTX *ctx, const char *file, int type) BIO_free(in); return (ret); } -#endif -int SSL_CTX_use_certificate_ASN1(SSL_CTX *ctx, int len, - const unsigned char *d) +int SSL_CTX_use_certificate_ASN1(SSL_CTX *ctx, int len, const unsigned char *d) { X509 *x; int ret; @@ -498,21 +440,24 @@ int SSL_CTX_use_RSAPrivateKey(SSL_CTX *ctx, RSA *rsa) } RSA_up_ref(rsa); - EVP_PKEY_assign_RSA(pkey, rsa); + if (EVP_PKEY_assign_RSA(pkey, rsa) <= 0) { + RSA_free(rsa); + EVP_PKEY_free(pkey); + return 0; + } ret = ssl_set_pkey(ctx->cert, pkey); EVP_PKEY_free(pkey); return (ret); } -# ifndef OPENSSL_NO_STDIO int SSL_CTX_use_RSAPrivateKey_file(SSL_CTX *ctx, const char *file, int type) { int j, ret = 0; BIO *in; RSA *rsa = NULL; - in = BIO_new(BIO_s_file_internal()); + in = BIO_new(BIO_s_file()); if (in == NULL) { SSLerr(SSL_F_SSL_CTX_USE_RSAPRIVATEKEY_FILE, ERR_R_BUF_LIB); goto end; @@ -544,7 +489,6 @@ int SSL_CTX_use_RSAPrivateKey_file(SSL_CTX *ctx, const char *file, int type) BIO_free(in); return (ret); } -# endif int SSL_CTX_use_RSAPrivateKey_ASN1(SSL_CTX *ctx, const unsigned char *d, long len) @@ -574,14 +518,13 @@ int SSL_CTX_use_PrivateKey(SSL_CTX *ctx, EVP_PKEY *pkey) return (ssl_set_pkey(ctx->cert, pkey)); } -#ifndef OPENSSL_NO_STDIO int SSL_CTX_use_PrivateKey_file(SSL_CTX *ctx, const char *file, int type) { int j, ret = 0; BIO *in; EVP_PKEY *pkey = NULL; - in = BIO_new(BIO_s_file_internal()); + in = BIO_new(BIO_s_file()); if (in == NULL) { SSLerr(SSL_F_SSL_CTX_USE_PRIVATEKEY_FILE, ERR_R_BUF_LIB); goto end; @@ -613,7 +556,6 @@ int SSL_CTX_use_PrivateKey_file(SSL_CTX *ctx, const char *file, int type) BIO_free(in); return (ret); } -#endif int SSL_CTX_use_PrivateKey_ASN1(int type, SSL_CTX *ctx, const unsigned char *d, long len) @@ -633,7 +575,6 @@ int SSL_CTX_use_PrivateKey_ASN1(int type, SSL_CTX *ctx, return (ret); } -#ifndef OPENSSL_NO_STDIO /* * Read a file that contains our certificate in "PEM" format, possibly * followed by a sequence of CA certificates that should be sent to the peer @@ -644,11 +585,21 @@ static int use_certificate_chain_file(SSL_CTX *ctx, SSL *ssl, const char *file) BIO *in; int ret = 0; X509 *x = NULL; + pem_password_cb *passwd_callback; + void *passwd_callback_userdata; ERR_clear_error(); /* clear error stack for * SSL_CTX_use_certificate() */ - in = BIO_new(BIO_s_file_internal()); + if (ctx != NULL) { + passwd_callback = ctx->default_passwd_callback; + passwd_callback_userdata = ctx->default_passwd_callback_userdata; + } else { + passwd_callback = ssl->default_passwd_callback; + passwd_callback_userdata = ssl->default_passwd_callback_userdata; + } + + in = BIO_new(BIO_s_file()); if (in == NULL) { SSLerr(SSL_F_USE_CERTIFICATE_CHAIN_FILE, ERR_R_BUF_LIB); goto end; @@ -659,8 +610,8 @@ static int use_certificate_chain_file(SSL_CTX *ctx, SSL *ssl, const char *file) goto end; } - x = PEM_read_bio_X509_AUX(in, NULL, ctx->default_passwd_callback, - ctx->default_passwd_callback_userdata); + x = PEM_read_bio_X509_AUX(in, NULL, passwd_callback, + passwd_callback_userdata); if (x == NULL) { SSLerr(SSL_F_USE_CERTIFICATE_CHAIN_FILE, ERR_R_PEM_LIB); goto end; @@ -693,9 +644,8 @@ static int use_certificate_chain_file(SSL_CTX *ctx, SSL *ssl, const char *file) goto end; } - while ((ca = PEM_read_bio_X509(in, NULL, - ctx->default_passwd_callback, - ctx->default_passwd_callback_userdata)) + while ((ca = PEM_read_bio_X509(in, NULL, passwd_callback, + passwd_callback_userdata)) != NULL) { if (ctx) r = SSL_CTX_add0_chain_cert(ctx, ca); @@ -736,7 +686,6 @@ int SSL_use_certificate_chain_file(SSL *ssl, const char *file) { return use_certificate_chain_file(NULL, ssl, file); } -#endif static int serverinfo_find_extension(const unsigned char *serverinfo, size_t serverinfo_length, @@ -819,7 +768,7 @@ static int serverinfo_srv_add_cb(SSL *s, unsigned int ext_type, return 0; /* No extension found, don't send extension */ return 1; /* Send extension */ } - return -1; /* No serverinfo data found, don't send + return 0; /* No serverinfo data found, don't send * extension */ } @@ -848,7 +797,11 @@ static int serverinfo_process_buffer(const unsigned char *serverinfo, /* Register callbacks for extensions */ ext_type = (serverinfo[0] << 8) + serverinfo[1]; - if (ctx && !SSL_CTX_add_server_custom_ext(ctx, ext_type, + if (ctx != NULL + && custom_ext_find(&ctx->cert->custext, ENDPOINT_SERVER, + ext_type, NULL) + == NULL + && !SSL_CTX_add_server_custom_ext(ctx, ext_type, serverinfo_srv_add_cb, NULL, NULL, serverinfo_srv_parse_cb, @@ -914,6 +867,7 @@ int SSL_CTX_use_serverinfo(SSL_CTX *ctx, const unsigned char *serverinfo, int SSL_CTX_use_serverinfo_file(SSL_CTX *ctx, const char *file) { unsigned char *serverinfo = NULL; + unsigned char *tmp; size_t serverinfo_length = 0; unsigned char *extension = 0; long extension_length = 0; @@ -925,12 +879,11 @@ int SSL_CTX_use_serverinfo_file(SSL_CTX *ctx, const char *file) size_t num_extensions = 0; if (ctx == NULL || file == NULL) { - SSLerr(SSL_F_SSL_CTX_USE_SERVERINFO_FILE, - ERR_R_PASSED_NULL_PARAMETER); + SSLerr(SSL_F_SSL_CTX_USE_SERVERINFO_FILE, ERR_R_PASSED_NULL_PARAMETER); goto end; } - bin = BIO_new(BIO_s_file_internal()); + bin = BIO_new(BIO_s_file()); if (bin == NULL) { SSLerr(SSL_F_SSL_CTX_USE_SERVERINFO_FILE, ERR_R_BUF_LIB); goto end; @@ -955,8 +908,7 @@ int SSL_CTX_use_serverinfo_file(SSL_CTX *ctx, const char *file) } /* Check that PEM name starts with "BEGIN SERVERINFO FOR " */ if (strlen(name) < strlen(namePrefix)) { - SSLerr(SSL_F_SSL_CTX_USE_SERVERINFO_FILE, - SSL_R_PEM_NAME_TOO_SHORT); + SSLerr(SSL_F_SSL_CTX_USE_SERVERINFO_FILE, SSL_R_PEM_NAME_TOO_SHORT); goto end; } if (strncmp(name, namePrefix, strlen(namePrefix)) != 0) { @@ -973,12 +925,12 @@ int SSL_CTX_use_serverinfo_file(SSL_CTX *ctx, const char *file) goto end; } /* Append the decoded extension to the serverinfo buffer */ - serverinfo = - OPENSSL_realloc(serverinfo, serverinfo_length + extension_length); - if (serverinfo == NULL) { + tmp = OPENSSL_realloc(serverinfo, serverinfo_length + extension_length); + if (tmp == NULL) { SSLerr(SSL_F_SSL_CTX_USE_SERVERINFO_FILE, ERR_R_MALLOC_FAILURE); goto end; } + serverinfo = tmp; memcpy(serverinfo + serverinfo_length, extension, extension_length); serverinfo_length += extension_length;