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Update strength_bits for 3DES.
[openssl.git] / ssl / s3_lib.c
diff --git a/ssl/s3_lib.c b/ssl/s3_lib.c
index 517b1a27d1f112940d7fa6ac6de2f10e17cd6e6f..ba791d2c7d1729c993593f8449af6e1696093609 100644 (file)
--- a/ssl/s3_lib.c
+++ b/ssl/s3_lib.c
@@ -323,7 +323,7 @@ OPENSSL_GLOBAL SSL_CIPHER ssl3_ciphers[]={
        SSL_SSLV3,
        SSL_NOT_EXP|SSL_HIGH|SSL_FIPS,
        SSL_HANDSHAKE_MAC_DEFAULT|TLS1_PRF,
-       168,
+       112,
        168,
        },
 
@@ -372,7 +372,7 @@ OPENSSL_GLOBAL SSL_CIPHER ssl3_ciphers[]={
        SSL_SSLV3,
        SSL_NOT_EXP|SSL_HIGH|SSL_FIPS,
        SSL_HANDSHAKE_MAC_DEFAULT|TLS1_PRF,
-       168,
+       112,
        168,
        },
 
@@ -420,7 +420,7 @@ OPENSSL_GLOBAL SSL_CIPHER ssl3_ciphers[]={
        SSL_SSLV3,
        SSL_NOT_EXP|SSL_HIGH|SSL_FIPS,
        SSL_HANDSHAKE_MAC_DEFAULT|TLS1_PRF,
-       168,
+       112,
        168,
        },
 
@@ -469,7 +469,7 @@ OPENSSL_GLOBAL SSL_CIPHER ssl3_ciphers[]={
        SSL_SSLV3,
        SSL_NOT_EXP|SSL_HIGH|SSL_FIPS,
        SSL_HANDSHAKE_MAC_DEFAULT|TLS1_PRF,
-       168,
+       112,
        168,
        },
 
@@ -517,7 +517,7 @@ OPENSSL_GLOBAL SSL_CIPHER ssl3_ciphers[]={
        SSL_SSLV3,
        SSL_NOT_EXP|SSL_HIGH|SSL_FIPS,
        SSL_HANDSHAKE_MAC_DEFAULT|TLS1_PRF,
-       168,
+       112,
        168,
        },
 
@@ -597,7 +597,7 @@ OPENSSL_GLOBAL SSL_CIPHER ssl3_ciphers[]={
        SSL_SSLV3,
        SSL_NOT_EXP|SSL_HIGH|SSL_FIPS,
        SSL_HANDSHAKE_MAC_DEFAULT|TLS1_PRF,
-       168,
+       112,
        168,
        },
 
@@ -682,7 +682,7 @@ OPENSSL_GLOBAL SSL_CIPHER ssl3_ciphers[]={
        SSL_SSLV3,
        SSL_NOT_EXP|SSL_HIGH|SSL_FIPS,
        SSL_HANDSHAKE_MAC_DEFAULT|TLS1_PRF,
-       168,
+       112,
        168,
        },
 
@@ -746,7 +746,7 @@ OPENSSL_GLOBAL SSL_CIPHER ssl3_ciphers[]={
        SSL_SSLV3,
        SSL_NOT_EXP|SSL_HIGH,
        SSL_HANDSHAKE_MAC_DEFAULT|TLS1_PRF,
-       168,
+       112,
        168,
        },
 
@@ -1680,7 +1680,7 @@ OPENSSL_GLOBAL SSL_CIPHER ssl3_ciphers[]={
        SSL_TLSV1,
        SSL_NOT_EXP|SSL_HIGH|SSL_FIPS,
        SSL_HANDSHAKE_MAC_DEFAULT|TLS1_PRF,
-       168,
+       112,
        168,
        },
 
@@ -2073,7 +2073,7 @@ OPENSSL_GLOBAL SSL_CIPHER ssl3_ciphers[]={
        SSL_TLSV1,
        SSL_NOT_EXP|SSL_HIGH|SSL_FIPS,
        SSL_HANDSHAKE_MAC_DEFAULT|TLS1_PRF,
-       168,
+       112,
        168,
        },
 
@@ -2153,7 +2153,7 @@ OPENSSL_GLOBAL SSL_CIPHER ssl3_ciphers[]={
        SSL_TLSV1,
        SSL_NOT_EXP|SSL_HIGH|SSL_FIPS,
        SSL_HANDSHAKE_MAC_DEFAULT|TLS1_PRF,
-       168,
+       112,
        168,
        },
 
@@ -2233,7 +2233,7 @@ OPENSSL_GLOBAL SSL_CIPHER ssl3_ciphers[]={
        SSL_TLSV1,
        SSL_NOT_EXP|SSL_HIGH|SSL_FIPS,
        SSL_HANDSHAKE_MAC_DEFAULT|TLS1_PRF,
-       168,
+       112,
        168,
        },
 
@@ -2313,7 +2313,7 @@ OPENSSL_GLOBAL SSL_CIPHER ssl3_ciphers[]={
        SSL_TLSV1,
        SSL_NOT_EXP|SSL_HIGH|SSL_FIPS,
        SSL_HANDSHAKE_MAC_DEFAULT|TLS1_PRF,
-       168,
+       112,
        168,
        },
 
@@ -2393,7 +2393,7 @@ OPENSSL_GLOBAL SSL_CIPHER ssl3_ciphers[]={
        SSL_TLSV1,
        SSL_NOT_EXP|SSL_HIGH|SSL_FIPS,
        SSL_HANDSHAKE_MAC_DEFAULT|TLS1_PRF,
-       168,
+       112,
        168,
        },
 
@@ -2443,7 +2443,7 @@ OPENSSL_GLOBAL SSL_CIPHER ssl3_ciphers[]={
        SSL_TLSV1,
        SSL_NOT_EXP|SSL_HIGH,
        SSL_HANDSHAKE_MAC_DEFAULT|TLS1_PRF,
-       168,
+       112,
        168,
        },
 
@@ -2459,7 +2459,7 @@ OPENSSL_GLOBAL SSL_CIPHER ssl3_ciphers[]={
        SSL_TLSV1,
        SSL_NOT_EXP|SSL_HIGH,
        SSL_HANDSHAKE_MAC_DEFAULT|TLS1_PRF,
-       168,
+       112,
        168,
        },
 
@@ -2475,7 +2475,7 @@ OPENSSL_GLOBAL SSL_CIPHER ssl3_ciphers[]={
        SSL_TLSV1,
        SSL_NOT_EXP|SSL_HIGH,
        SSL_HANDSHAKE_MAC_DEFAULT|TLS1_PRF,
-       168,
+       112,
        168,
        },
 
@@ -3228,6 +3228,12 @@ long ssl3_ctrl(SSL *s, int cmd, long larg, void *parg)
                                SSLerr(SSL_F_SSL3_CTRL, ERR_R_PASSED_NULL_PARAMETER);
                                return(ret);
                                }
+                       if (!ssl_security(s, SSL_SECOP_TMP_DH,
+                                               DH_security_bits(dh), 0, dh))
+                               {
+                               SSLerr(SSL_F_SSL3_CTRL, SSL_R_DH_KEY_TOO_SMALL);
+                               return(ret);
+                               }
                        if ((dh = DHparams_dup(dh)) == NULL)
                                {
                                SSLerr(SSL_F_SSL3_CTRL, ERR_R_DH_LIB);
@@ -3415,17 +3421,17 @@ long ssl3_ctrl(SSL *s, int cmd, long larg, void *parg)
 
        case SSL_CTRL_CHAIN:
                if (larg)
-                       return ssl_cert_set1_chain(s->cert,
+                       return ssl_cert_set1_chain(s, NULL,
                                                (STACK_OF (X509) *)parg);
                else
-                       return ssl_cert_set0_chain(s->cert,
+                       return ssl_cert_set0_chain(s, NULL,
                                                (STACK_OF (X509) *)parg);
 
        case SSL_CTRL_CHAIN_CERT:
                if (larg)
-                       return ssl_cert_add1_chain_cert(s->cert, (X509 *)parg);
+                       return ssl_cert_add1_chain_cert(s, NULL, (X509 *)parg);
                else
-                       return ssl_cert_add0_chain_cert(s->cert, (X509 *)parg);
+                       return ssl_cert_add0_chain_cert(s, NULL, (X509 *)parg);
 
        case SSL_CTRL_GET_CHAIN_CERTS:
                *(STACK_OF(X509) **)parg = s->cert->key->chain;
@@ -3533,7 +3539,7 @@ long ssl3_ctrl(SSL *s, int cmd, long larg, void *parg)
                return ssl3_set_req_cert_type(s->cert, parg, larg);
 
        case SSL_CTRL_BUILD_CERT_CHAIN:
-               return ssl_build_cert_chain(s->cert, s->ctx->cert_store, larg);
+               return ssl_build_cert_chain(s, NULL, larg);
 
        case SSL_CTRL_SET_VERIFY_CERT_STORE:
                return ssl_cert_set_cert_store(s->cert, parg, 0, larg);
@@ -3736,6 +3742,12 @@ long ssl3_ctx_ctrl(SSL_CTX *ctx, int cmd, long larg, void *parg)
                DH *new=NULL,*dh;
 
                dh=(DH *)parg;
+               if (!ssl_ctx_security(ctx, SSL_SECOP_TMP_DH,
+                                               DH_security_bits(dh), 0, dh))
+                       {
+                       SSLerr(SSL_F_SSL3_CTX_CTRL, SSL_R_DH_KEY_TOO_SMALL);
+                       return 0;
+                       }
                if ((new=DHparams_dup(dh)) == NULL)
                        {
                        SSLerr(SSL_F_SSL3_CTX_CTRL,ERR_R_DH_LIB);
@@ -3911,7 +3923,7 @@ long ssl3_ctx_ctrl(SSL_CTX *ctx, int cmd, long larg, void *parg)
                return ssl3_set_req_cert_type(ctx->cert, parg, larg);
 
        case SSL_CTRL_BUILD_CERT_CHAIN:
-               return ssl_build_cert_chain(ctx->cert, ctx->cert_store, larg);
+               return ssl_build_cert_chain(NULL, ctx, larg);
 
        case SSL_CTRL_SET_VERIFY_CERT_STORE:
                return ssl_cert_set_cert_store(ctx->cert, parg, 0, larg);
@@ -3948,17 +3960,17 @@ long ssl3_ctx_ctrl(SSL_CTX *ctx, int cmd, long larg, void *parg)
 
        case SSL_CTRL_CHAIN:
                if (larg)
-                       return ssl_cert_set1_chain(ctx->cert,
+                       return ssl_cert_set1_chain(NULL, ctx,
                                                (STACK_OF (X509) *)parg);
                else
-                       return ssl_cert_set0_chain(ctx->cert,
+                       return ssl_cert_set0_chain(NULL, ctx,
                                                (STACK_OF (X509) *)parg);
 
        case SSL_CTRL_CHAIN_CERT:
                if (larg)
-                       return ssl_cert_add1_chain_cert(ctx->cert, (X509 *)parg);
+                       return ssl_cert_add1_chain_cert(NULL, ctx, (X509 *)parg);
                else
-                       return ssl_cert_add0_chain_cert(ctx->cert, (X509 *)parg);
+                       return ssl_cert_add0_chain_cert(NULL, ctx, (X509 *)parg);
 
        case SSL_CTRL_GET_CHAIN_CERTS:
                *(STACK_OF(X509) **)parg = ctx->cert->key->chain;
@@ -4203,6 +4215,10 @@ SSL_CIPHER *ssl3_choose_cipher(SSL *s, STACK_OF(SSL_CIPHER) *clnt,
                ii=sk_SSL_CIPHER_find(allow,c);
                if (ii >= 0)
                        {
+                       /* Check security callback permits this cipher */
+                       if (!ssl_security(s, SSL_SECOP_CIPHER_SHARED,
+                                               c->strength_bits, 0, c))
+                               continue;
 #if !defined(OPENSSL_NO_EC) && !defined(OPENSSL_NO_TLSEXT)
                        if ((alg_k & SSL_kECDHE) && (alg_a & SSL_aECDSA) && s->s3->is_probably_safari)
                                {
@@ -4220,14 +4236,8 @@ SSL_CIPHER *ssl3_choose_cipher(SSL *s, STACK_OF(SSL_CIPHER) *clnt,
 int ssl3_get_req_cert_type(SSL *s, unsigned char *p)
        {
        int ret=0;
-       const unsigned char *sig;
-       size_t i, siglen;
-       int have_rsa_sign = 0, have_dsa_sign = 0;
-#ifndef OPENSSL_NO_ECDSA
-       int have_ecdsa_sign = 0;
-#endif
        int nostrict = 1;
-       unsigned long alg_k;
+       unsigned long alg_k, alg_a = 0;
 
        /* If we have custom certificate types set, use them */
        if (s->cert->ctypes)
@@ -4235,28 +4245,10 @@ int ssl3_get_req_cert_type(SSL *s, unsigned char *p)
                memcpy(p, s->cert->ctypes, s->cert->ctype_num);
                return (int)s->cert->ctype_num;
                }
-       /* get configured sigalgs */
-       siglen = tls12_get_psigalgs(s, &sig);
+       /* Get mask of algorithms disabled by signature list */
+       ssl_set_sig_mask(&alg_a, s, SSL_SECOP_SIGALG_MASK);
        if (s->cert->cert_flags & SSL_CERT_FLAGS_CHECK_TLS_STRICT)
                nostrict = 0;
-       for (i = 0; i < siglen; i+=2, sig+=2)
-               {
-               switch(sig[1])
-                       {
-               case TLSEXT_signature_rsa:
-                       have_rsa_sign = 1;
-                       break;
-
-               case TLSEXT_signature_dsa:
-                       have_dsa_sign = 1;
-                       break;
-#ifndef OPENSSL_NO_ECDSA
-               case TLSEXT_signature_ecdsa:
-                       have_ecdsa_sign = 1;
-                       break;
-#endif
-                       }
-               }
 
        alg_k = s->s3->tmp.new_cipher->algorithm_mkey;
 
@@ -4279,11 +4271,11 @@ int ssl3_get_req_cert_type(SSL *s, unsigned char *p)
                /* Since this refers to a certificate signed with an RSA
                 * algorithm, only check for rsa signing in strict mode.
                 */
-               if (nostrict || have_rsa_sign)
+               if (nostrict || !(alg_a & SSL_aRSA))
                        p[ret++]=SSL3_CT_RSA_FIXED_DH;
 #  endif
 #  ifndef OPENSSL_NO_DSA
-               if (nostrict || have_dsa_sign)
+               if (nostrict || !(alg_a & SSL_aDSS))
                        p[ret++]=SSL3_CT_DSS_FIXED_DH;
 #  endif
                }
@@ -4299,19 +4291,19 @@ int ssl3_get_req_cert_type(SSL *s, unsigned char *p)
                }
 #endif /* !OPENSSL_NO_DH */
 #ifndef OPENSSL_NO_RSA
-       if (have_rsa_sign)
+       if (!(alg_a & SSL_aRSA))
                p[ret++]=SSL3_CT_RSA_SIGN;
 #endif
 #ifndef OPENSSL_NO_DSA
-       if (have_dsa_sign)
+       if (!(alg_a & SSL_aDSS))
                p[ret++]=SSL3_CT_DSS_SIGN;
 #endif
 #ifndef OPENSSL_NO_ECDH
        if ((alg_k & (SSL_kECDHr|SSL_kECDHe)) && (s->version >= TLS1_VERSION))
                {
-               if (nostrict || have_rsa_sign)
+               if (nostrict || !(alg_a & SSL_aRSA))
                        p[ret++]=TLS_CT_RSA_FIXED_ECDH;
-               if (nostrict || have_ecdsa_sign)
+               if (nostrict || !(alg_a & SSL_aECDSA))
                        p[ret++]=TLS_CT_ECDSA_FIXED_ECDH;
                }
 #endif
@@ -4322,7 +4314,7 @@ int ssl3_get_req_cert_type(SSL *s, unsigned char *p)
         */
        if (s->version >= TLS1_VERSION)
                {
-               if (have_ecdsa_sign)
+               if (!(alg_a & SSL_aECDSA))
                        p[ret++]=TLS_CT_ECDSA_SIGN;
                }
 #endif 
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