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home:Alexander_Naumov:SLE-12:Update
openssl.6982
0001-Backport-support-for-fixed-DH-ciphersuites...
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File 0001-Backport-support-for-fixed-DH-ciphersuites-from-HEAD.patch of Package openssl.6982
Index: openssl-1.0.1i/ssl/ssl_ciph.c =================================================================== --- openssl-1.0.1i.orig/ssl/ssl_ciph.c 2017-11-03 12:16:48.295867919 +0100 +++ openssl-1.0.1i/ssl/ssl_ciph.c 2017-11-03 12:16:48.547872001 +0100 @@ -238,9 +238,9 @@ static const SSL_CIPHER cipher_aliases[] * e.g. kEDH combines DHE_DSS and DHE_RSA) */ {0,SSL_TXT_kRSA,0, SSL_kRSA, 0,0,0,0,0,0,0,0}, - {0,SSL_TXT_kDHr,0, SSL_kDHr, 0,0,0,0,0,0,0,0}, /* no such ciphersuites supported! */ - {0,SSL_TXT_kDHd,0, SSL_kDHd, 0,0,0,0,0,0,0,0}, /* no such ciphersuites supported! */ - {0,SSL_TXT_kDH,0, SSL_kDHr|SSL_kDHd,0,0,0,0,0,0,0,0}, /* no such ciphersuites supported! */ + {0,SSL_TXT_kDHr,0, SSL_kDHr, 0,0,0,0,0,0,0,0}, + {0,SSL_TXT_kDHd,0, SSL_kDHd, 0,0,0,0,0,0,0,0}, + {0,SSL_TXT_kDH,0, SSL_kDHr|SSL_kDHd,0,0,0,0,0,0,0,0}, {0,SSL_TXT_kEDH,0, SSL_kEDH, 0,0,0,0,0,0,0,0}, {0,SSL_TXT_DH,0, SSL_kDHr|SSL_kDHd|SSL_kEDH,0,0,0,0,0,0,0,0}, @@ -715,8 +715,6 @@ static void ssl_cipher_get_disabled(unsi #ifdef OPENSSL_NO_DSA *auth |= SSL_aDSS; #endif - *mkey |= SSL_kDHr|SSL_kDHd; /* no such ciphersuites supported! */ - *auth |= SSL_aDH; #ifdef OPENSSL_NO_DH *mkey |= SSL_kDHr|SSL_kDHd|SSL_kEDH; *auth |= SSL_aDH; Index: openssl-1.0.1i/ssl/ssl.h =================================================================== --- openssl-1.0.1i.orig/ssl/ssl.h 2017-11-03 12:16:48.495871159 +0100 +++ openssl-1.0.1i/ssl/ssl.h 2017-11-03 12:38:00.904823414 +0100 @@ -241,9 +241,9 @@ extern "C" { #define SSL_TXT_NULL "NULL" #define SSL_TXT_kRSA "kRSA" -#define SSL_TXT_kDHr "kDHr" /* no such ciphersuites supported! */ -#define SSL_TXT_kDHd "kDHd" /* no such ciphersuites supported! */ -#define SSL_TXT_kDH "kDH" /* no such ciphersuites supported! */ +#define SSL_TXT_kDHr "kDHr" +#define SSL_TXT_kDHd "kDHd" +#define SSL_TXT_kDH "kDH" #define SSL_TXT_kEDH "kEDH" #define SSL_TXT_kKRB5 "kKRB5" #define SSL_TXT_kECDHr "kECDHr" @@ -256,7 +256,7 @@ extern "C" { #define SSL_TXT_aRSA "aRSA" #define SSL_TXT_aDSS "aDSS" -#define SSL_TXT_aDH "aDH" /* no such ciphersuites supported! */ +#define SSL_TXT_aDH "aDH" #define SSL_TXT_aECDH "aECDH" #define SSL_TXT_aKRB5 "aKRB5" #define SSL_TXT_aECDSA "aECDSA" Index: openssl-1.0.1i/ssl/ssl_lib.c =================================================================== --- openssl-1.0.1i.orig/ssl/ssl_lib.c 2017-11-03 12:16:48.331868502 +0100 +++ openssl-1.0.1i/ssl/ssl_lib.c 2017-11-03 12:16:48.547872001 +0100 @@ -2158,6 +2158,9 @@ void ssl_set_cert_masks(CERT *c, const S if (dh_dsa) mask_k|=SSL_kDHd; if (dh_dsa_export) emask_k|=SSL_kDHd; + if (emask_k & (SSL_kDHr|SSL_kDHd)) + mask_a |= SSL_aDH; + if (rsa_enc || rsa_sign) { mask_a|=SSL_aRSA; Index: openssl-1.0.1i/ssl/ssl_locl.h =================================================================== --- openssl-1.0.1i.orig/ssl/ssl_locl.h 2017-11-03 12:16:48.495871159 +0100 +++ openssl-1.0.1i/ssl/ssl_locl.h 2017-11-03 12:16:48.547872001 +0100 @@ -293,8 +293,8 @@ /* Bits for algorithm_mkey (key exchange algorithm) */ #define SSL_kRSA 0x00000001L /* RSA key exchange */ -#define SSL_kDHr 0x00000002L /* DH cert, RSA CA cert */ /* no such ciphersuites supported! */ -#define SSL_kDHd 0x00000004L /* DH cert, DSA CA cert */ /* no such ciphersuite supported! */ +#define SSL_kDHr 0x00000002L /* DH cert, RSA CA cert */ +#define SSL_kDHd 0x00000004L /* DH cert, DSA CA cert */ #define SSL_kEDH 0x00000008L /* tmp DH key no DH cert */ #define SSL_kKRB5 0x00000010L /* Kerberos5 key exchange */ #define SSL_kECDHr 0x00000020L /* ECDH cert, RSA CA cert */ @@ -308,7 +308,7 @@ #define SSL_aRSA 0x00000001L /* RSA auth */ #define SSL_aDSS 0x00000002L /* DSS auth */ #define SSL_aNULL 0x00000004L /* no auth (i.e. use ADH or AECDH) */ -#define SSL_aDH 0x00000008L /* Fixed DH auth (kDHd or kDHr) */ /* no such ciphersuites supported! */ +#define SSL_aDH 0x00000008L /* Fixed DH auth (kDHd or kDHr) */ #define SSL_aECDH 0x00000010L /* Fixed ECDH auth (kECDHe or kECDHr) */ #define SSL_aKRB5 0x00000020L /* KRB5 auth */ #define SSL_aECDSA 0x00000040L /* ECDSA auth*/ Index: openssl-1.0.1i/ssl/ssl_rsa.c =================================================================== --- openssl-1.0.1i.orig/ssl/ssl_rsa.c 2014-08-06 23:10:56.000000000 +0200 +++ openssl-1.0.1i/ssl/ssl_rsa.c 2017-11-03 12:16:48.547872001 +0100 @@ -182,8 +182,23 @@ int SSL_use_RSAPrivateKey(SSL *ssl, RSA static int ssl_set_pkey(CERT *c, EVP_PKEY *pkey) { int i; - - i=ssl_cert_type(NULL,pkey); + /* 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); if (i < 0) { SSLerr(SSL_F_SSL_SET_PKEY,SSL_R_UNKNOWN_CERTIFICATE_TYPE); Index: openssl-1.0.1i/ssl/s3_both.c =================================================================== --- openssl-1.0.1i.orig/ssl/s3_both.c 2014-08-06 23:10:56.000000000 +0200 +++ openssl-1.0.1i/ssl/s3_both.c 2017-11-03 12:16:48.547872001 +0100 @@ -600,6 +600,18 @@ int ssl_cert_type(X509 *x, EVP_PKEY *pke { ret = SSL_PKEY_GOST01; } + else if (x && i == EVP_PKEY_DH) + { + /* For DH two cases: DH certificate signed with RSA and + * DH certificate signed with DSA. + */ + i = X509_certificate_type(x, pk); + if (i & EVP_PKS_RSA) + ret = SSL_PKEY_DH_RSA; + else if (i & EVP_PKS_DSA) + ret = SSL_PKEY_DH_DSA; + } + err: if(!pkey) EVP_PKEY_free(pk); return(ret); Index: openssl-1.0.1i/ssl/s3_clnt.c =================================================================== --- openssl-1.0.1i.orig/ssl/s3_clnt.c 2017-11-03 12:16:48.471870770 +0100 +++ openssl-1.0.1i/ssl/s3_clnt.c 2017-11-03 12:38:00.904823414 +0100 @@ -2519,24 +2519,39 @@ int ssl3_send_client_key_exchange(SSL *s else if (alg_k & (SSL_kEDH|SSL_kDHr|SSL_kDHd)) { DH *dh_srvr,*dh_clnt; + SESS_CERT *scert = s->session->sess_cert; - if (s->session->sess_cert == NULL) + if (scert == NULL) { ssl3_send_alert(s,SSL3_AL_FATAL,SSL_AD_UNEXPECTED_MESSAGE); SSLerr(SSL_F_SSL3_SEND_CLIENT_KEY_EXCHANGE,SSL_R_UNEXPECTED_MESSAGE); goto err; } - if (s->session->sess_cert->peer_dh_tmp != NULL) - dh_srvr=s->session->sess_cert->peer_dh_tmp; + if (scert->peer_dh_tmp != NULL) + dh_srvr=scert->peer_dh_tmp; else { /* we get them from the cert */ - ssl3_send_alert(s,SSL3_AL_FATAL,SSL_AD_HANDSHAKE_FAILURE); - SSLerr(SSL_F_SSL3_SEND_CLIENT_KEY_EXCHANGE,SSL_R_UNABLE_TO_FIND_DH_PARAMETERS); - goto err; + int idx = scert->peer_cert_type; + EVP_PKEY *spkey = NULL; + dh_srvr = NULL; + if (idx >= 0) + spkey = X509_get_pubkey( + scert->peer_pkeys[idx].x509); + if (spkey) + { + dh_srvr = EVP_PKEY_get1_DH(spkey); + EVP_PKEY_free(spkey); + } + if (dh_srvr == NULL) + { + SSLerr(SSL_F_SSL3_SEND_CLIENT_KEY_EXCHANGE, + ERR_R_INTERNAL_ERROR); + goto err; + } } - + /* generate a new random key */ if ((dh_clnt=DHparams_dup(dh_srvr)) == NULL) { @@ -2554,6 +2569,8 @@ int ssl3_send_client_key_exchange(SSL *s * make sure to clear it out afterwards */ n=DH_compute_key(p,dh_srvr->pub_key,dh_clnt); + if (scert->peer_dh_tmp == NULL) + DH_free(dh_srvr); if (n <= 0) { @@ -3262,7 +3279,7 @@ int ssl3_check_cert_and_algorithm(SSL *s alg_a=s->s3->tmp.new_cipher->algorithm_auth; /* we don't have a certificate */ - if ((alg_a & (SSL_aDH|SSL_aNULL|SSL_aKRB5)) || (alg_k & SSL_kPSK)) + if ((alg_a & (SSL_aNULL|SSL_aKRB5)) || (alg_k & SSL_kPSK)) return(1); sc=s->session->sess_cert; @@ -3328,13 +3345,13 @@ int ssl3_check_cert_and_algorithm(SSL *s SSLerr(SSL_F_SSL3_CHECK_CERT_AND_ALGORITHM, ERR_R_INTERNAL_ERROR); goto f_err; } - if ((alg_k & SSL_kDHr) && !has_bits(i, EVP_PK_DH | EVP_PKS_RSA)) + if ((alg_k & SSL_kDHr) && (TLS1_get_version(s) < TLS1_2_VERSION) && !has_bits(i, EVP_PK_DH | EVP_PKS_RSA)) { SSLerr(SSL_F_SSL3_CHECK_CERT_AND_ALGORITHM,SSL_R_MISSING_DH_RSA_CERT); goto f_err; } #ifndef OPENSSL_NO_DSA - if ((alg_k & SSL_kDHd) && !has_bits(i, EVP_PK_DH | EVP_PKS_DSA)) + if ((alg_k & SSL_kDHd) && (TLS1_get_version(s) < TLS1_2_VERSION) && !has_bits(i, EVP_PK_DH | EVP_PKS_DSA)) { SSLerr(SSL_F_SSL3_CHECK_CERT_AND_ALGORITHM,SSL_R_MISSING_DH_DSA_CERT); goto f_err; Index: openssl-1.0.1i/ssl/s3_lib.c =================================================================== --- openssl-1.0.1i.orig/ssl/s3_lib.c 2017-11-03 12:16:48.463870640 +0100 +++ openssl-1.0.1i/ssl/s3_lib.c 2017-11-03 12:16:48.547872001 +0100 @@ -334,7 +334,7 @@ OPENSSL_GLOBAL SSL_CIPHER ssl3_ciphers[] /* The DH ciphers */ /* Cipher 0B */ { - 0, + 1, SSL3_TXT_DH_DSS_DES_40_CBC_SHA, SSL3_CK_DH_DSS_DES_40_CBC_SHA, SSL_kDHd, @@ -350,7 +350,7 @@ OPENSSL_GLOBAL SSL_CIPHER ssl3_ciphers[] /* Cipher 0C */ { - 0, /* not implemented (non-ephemeral DH) */ + 1, SSL3_TXT_DH_DSS_DES_64_CBC_SHA, SSL3_CK_DH_DSS_DES_64_CBC_SHA, SSL_kDHd, @@ -366,7 +366,7 @@ OPENSSL_GLOBAL SSL_CIPHER ssl3_ciphers[] /* Cipher 0D */ { - 0, /* not implemented (non-ephemeral DH) */ + 1, SSL3_TXT_DH_DSS_DES_192_CBC3_SHA, SSL3_CK_DH_DSS_DES_192_CBC3_SHA, SSL_kDHd, @@ -382,7 +382,7 @@ OPENSSL_GLOBAL SSL_CIPHER ssl3_ciphers[] /* Cipher 0E */ { - 0, /* not implemented (non-ephemeral DH) */ + 1, SSL3_TXT_DH_RSA_DES_40_CBC_SHA, SSL3_CK_DH_RSA_DES_40_CBC_SHA, SSL_kDHr, @@ -398,7 +398,7 @@ OPENSSL_GLOBAL SSL_CIPHER ssl3_ciphers[] /* Cipher 0F */ { - 0, /* not implemented (non-ephemeral DH) */ + 1, SSL3_TXT_DH_RSA_DES_64_CBC_SHA, SSL3_CK_DH_RSA_DES_64_CBC_SHA, SSL_kDHr, @@ -414,7 +414,7 @@ OPENSSL_GLOBAL SSL_CIPHER ssl3_ciphers[] /* Cipher 10 */ { - 0, /* not implemented (non-ephemeral DH) */ + 1, SSL3_TXT_DH_RSA_DES_192_CBC3_SHA, SSL3_CK_DH_RSA_DES_192_CBC3_SHA, SSL_kDHr, @@ -901,7 +901,7 @@ OPENSSL_GLOBAL SSL_CIPHER ssl3_ciphers[] }, /* Cipher 30 */ { - 0, + 1, TLS1_TXT_DH_DSS_WITH_AES_128_SHA, TLS1_CK_DH_DSS_WITH_AES_128_SHA, SSL_kDHd, @@ -916,7 +916,7 @@ OPENSSL_GLOBAL SSL_CIPHER ssl3_ciphers[] }, /* Cipher 31 */ { - 0, + 1, TLS1_TXT_DH_RSA_WITH_AES_128_SHA, TLS1_CK_DH_RSA_WITH_AES_128_SHA, SSL_kDHr, @@ -992,7 +992,7 @@ OPENSSL_GLOBAL SSL_CIPHER ssl3_ciphers[] }, /* Cipher 36 */ { - 0, + 1, TLS1_TXT_DH_DSS_WITH_AES_256_SHA, TLS1_CK_DH_DSS_WITH_AES_256_SHA, SSL_kDHd, @@ -1008,7 +1008,7 @@ OPENSSL_GLOBAL SSL_CIPHER ssl3_ciphers[] /* Cipher 37 */ { - 0, /* not implemented (non-ephemeral DH) */ + 1, TLS1_TXT_DH_RSA_WITH_AES_256_SHA, TLS1_CK_DH_RSA_WITH_AES_256_SHA, SSL_kDHr, @@ -1121,7 +1121,7 @@ OPENSSL_GLOBAL SSL_CIPHER ssl3_ciphers[] /* Cipher 3E */ { - 0, /* not implemented (non-ephemeral DH) */ + 1, TLS1_TXT_DH_DSS_WITH_AES_128_SHA256, TLS1_CK_DH_DSS_WITH_AES_128_SHA256, SSL_kDHd, @@ -1137,7 +1137,7 @@ OPENSSL_GLOBAL SSL_CIPHER ssl3_ciphers[] /* Cipher 3F */ { - 0, /* not implemented (non-ephemeral DH) */ + 1, TLS1_TXT_DH_RSA_WITH_AES_128_SHA256, TLS1_CK_DH_RSA_WITH_AES_128_SHA256, SSL_kDHr, @@ -1188,7 +1188,7 @@ OPENSSL_GLOBAL SSL_CIPHER ssl3_ciphers[] /* Cipher 42 */ { - 0, /* not implemented (non-ephemeral DH) */ + 1, TLS1_TXT_DH_DSS_WITH_CAMELLIA_128_CBC_SHA, TLS1_CK_DH_DSS_WITH_CAMELLIA_128_CBC_SHA, SSL_kDHd, @@ -1204,7 +1204,7 @@ OPENSSL_GLOBAL SSL_CIPHER ssl3_ciphers[] /* Cipher 43 */ { - 0, /* not implemented (non-ephemeral DH) */ + 1, TLS1_TXT_DH_RSA_WITH_CAMELLIA_128_CBC_SHA, TLS1_CK_DH_RSA_WITH_CAMELLIA_128_CBC_SHA, SSL_kDHr, @@ -1403,7 +1403,7 @@ OPENSSL_GLOBAL SSL_CIPHER ssl3_ciphers[] /* Cipher 68 */ { - 0, /* not implemented (non-ephemeral DH) */ + 1, TLS1_TXT_DH_DSS_WITH_AES_256_SHA256, TLS1_CK_DH_DSS_WITH_AES_256_SHA256, SSL_kDHd, @@ -1419,7 +1419,7 @@ OPENSSL_GLOBAL SSL_CIPHER ssl3_ciphers[] /* Cipher 69 */ { - 0, /* not implemented (non-ephemeral DH) */ + 1, TLS1_TXT_DH_RSA_WITH_AES_256_SHA256, TLS1_CK_DH_RSA_WITH_AES_256_SHA256, SSL_kDHr, @@ -1576,7 +1576,7 @@ OPENSSL_GLOBAL SSL_CIPHER ssl3_ciphers[] }, /* Cipher 85 */ { - 0, /* not implemented (non-ephemeral DH) */ + 1, TLS1_TXT_DH_DSS_WITH_CAMELLIA_256_CBC_SHA, TLS1_CK_DH_DSS_WITH_CAMELLIA_256_CBC_SHA, SSL_kDHd, @@ -1592,7 +1592,7 @@ OPENSSL_GLOBAL SSL_CIPHER ssl3_ciphers[] /* Cipher 86 */ { - 0, /* not implemented (non-ephemeral DH) */ + 1, TLS1_TXT_DH_RSA_WITH_CAMELLIA_256_CBC_SHA, TLS1_CK_DH_RSA_WITH_CAMELLIA_256_CBC_SHA, SSL_kDHr, @@ -1742,7 +1742,7 @@ OPENSSL_GLOBAL SSL_CIPHER ssl3_ciphers[] /* Cipher 97 */ { - 0, /* not implemented (non-ephemeral DH) */ + 1, TLS1_TXT_DH_DSS_WITH_SEED_SHA, TLS1_CK_DH_DSS_WITH_SEED_SHA, SSL_kDHd, @@ -1758,7 +1758,7 @@ OPENSSL_GLOBAL SSL_CIPHER ssl3_ciphers[] /* Cipher 98 */ { - 0, /* not implemented (non-ephemeral DH) */ + 1, TLS1_TXT_DH_RSA_WITH_SEED_SHA, TLS1_CK_DH_RSA_WITH_SEED_SHA, SSL_kDHr, @@ -1890,7 +1890,7 @@ OPENSSL_GLOBAL SSL_CIPHER ssl3_ciphers[] /* Cipher A0 */ { - 0, + 1, TLS1_TXT_DH_RSA_WITH_AES_128_GCM_SHA256, TLS1_CK_DH_RSA_WITH_AES_128_GCM_SHA256, SSL_kDHr, @@ -1906,7 +1906,7 @@ OPENSSL_GLOBAL SSL_CIPHER ssl3_ciphers[] /* Cipher A1 */ { - 0, + 1, TLS1_TXT_DH_RSA_WITH_AES_256_GCM_SHA384, TLS1_CK_DH_RSA_WITH_AES_256_GCM_SHA384, SSL_kDHr, @@ -1954,7 +1954,7 @@ OPENSSL_GLOBAL SSL_CIPHER ssl3_ciphers[] /* Cipher A4 */ { - 0, + 1, TLS1_TXT_DH_DSS_WITH_AES_128_GCM_SHA256, TLS1_CK_DH_DSS_WITH_AES_128_GCM_SHA256, SSL_kDHd, @@ -1970,7 +1970,7 @@ OPENSSL_GLOBAL SSL_CIPHER ssl3_ciphers[] /* Cipher A5 */ { - 0, + 1, TLS1_TXT_DH_DSS_WITH_AES_256_GCM_SHA384, TLS1_CK_DH_DSS_WITH_AES_256_GCM_SHA384, SSL_kDHd, Index: openssl-1.0.1i/ssl/s3_srvr.c =================================================================== --- openssl-1.0.1i.orig/ssl/s3_srvr.c 2017-11-03 12:16:48.423869993 +0100 +++ openssl-1.0.1i/ssl/s3_srvr.c 2017-11-03 12:16:48.547872001 +0100 @@ -469,7 +469,7 @@ int ssl3_accept(SSL *s) /* SRP: send ServerKeyExchange */ || (alg_k & SSL_kSRP) #endif - || (alg_k & (SSL_kDHr|SSL_kDHd|SSL_kEDH)) + || (alg_k & SSL_kEDH) || (alg_k & SSL_kEECDH) || ((alg_k & SSL_kRSA) && (s->cert->pkeys[SSL_PKEY_RSA_ENC].privatekey == NULL @@ -2330,7 +2330,25 @@ int ssl3_get_client_key_exchange(SSL *s) } else { - if (s->s3->tmp.dh == NULL) + int idx = -1; + if (alg_k & SSL_kDHr) + idx = SSL_PKEY_DH_RSA; + else if (alg_k & SSL_kDHd) + idx = SSL_PKEY_DH_DSA; + if (idx >= 0) + { + EVP_PKEY *skey = s->cert->pkeys[idx].privatekey; + if ((skey == NULL) || + (skey->type != EVP_PKEY_DH) || + (skey->pkey.dh == NULL)) + { + al=SSL_AD_HANDSHAKE_FAILURE; + SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE,SSL_R_MISSING_RSA_CERTIFICATE); + goto f_err; + } + dh_srvr = skey->pkey.dh; + } + else if (s->s3->tmp.dh == NULL) { al=SSL_AD_HANDSHAKE_FAILURE; SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE,SSL_R_MISSING_TMP_DH_KEY);
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