File openssl-CVE-2014-3568.patch of Package openssl.2018

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File openssl-CVE-2014-3568.patch of Package openssl.2018

commit 26a59d9b46574e457870197dffa802871b4c8fc7
Author: Geoff Thorpe <geoff@openssl.org>
Date:   Wed Oct 15 03:25:50 2014 -0400

Fix no-ssl3 configuration option
    
    CVE-2014-3568
    
    Reviewed-by: Emilia Kasper <emilia@openssl.org>
    Reviewed-by: Rich Salz <rsalz@openssl.org>

Index: openssl-1.0.1i/ssl/s23_clnt.c
===================================================================
--- openssl-1.0.1i.orig/ssl/s23_clnt.c	2014-10-30 17:13:45.901895834 +0100
+++ openssl-1.0.1i/ssl/s23_clnt.c	2014-10-30 17:15:17.029990562 +0100
@@ -125,9 +125,11 @@ static const SSL_METHOD *ssl23_get_clien
 	if (ver == SSL2_VERSION)
 		return(SSLv2_client_method());
 #endif
+#ifndef OPENSSL_NO_SSL3
 	if (ver == SSL3_VERSION)
 		return(SSLv3_client_method());
-	else if (ver == TLS1_VERSION)
+#endif
+	if (ver == TLS1_VERSION)
 		return(TLSv1_client_method());
 	else if (ver == TLS1_1_VERSION)
 		return(TLSv1_1_client_method());
@@ -698,6 +700,7 @@ static int ssl23_get_server_hello(SSL *s
 		{
 		/* we have sslv3 or tls1 (server hello or alert) */
 
+#ifndef OPENSSL_NO_SSL3
 		if ((p[2] == SSL3_VERSION_MINOR) &&
 			!(s->options & SSL_OP_NO_SSLv3))
 			{
@@ -712,7 +715,9 @@ static int ssl23_get_server_hello(SSL *s
 			s->version=SSL3_VERSION;
 			s->method=SSLv3_client_method();
 			}
-		else if ((p[2] == TLS1_VERSION_MINOR) &&
+		else
+#endif
+		if ((p[2] == TLS1_VERSION_MINOR) &&
 			!(s->options & SSL_OP_NO_TLSv1))
 			{
 			s->version=TLS1_VERSION;
Index: openssl-1.0.1i/ssl/s23_srvr.c
===================================================================
--- openssl-1.0.1i.orig/ssl/s23_srvr.c	2014-10-30 17:13:45.901895834 +0100
+++ openssl-1.0.1i/ssl/s23_srvr.c	2014-10-30 17:15:17.029990562 +0100
@@ -127,9 +127,11 @@ static const SSL_METHOD *ssl23_get_serve
 	if (ver == SSL2_VERSION)
 		return(SSLv2_server_method());
 #endif
+#ifndef OPENSSL_NO_SSL3
 	if (ver == SSL3_VERSION)
 		return(SSLv3_server_method());
-	else if (ver == TLS1_VERSION)
+#endif
+	if (ver == TLS1_VERSION)
 		return(TLSv1_server_method());
 	else if (ver == TLS1_1_VERSION)
 		return(TLSv1_1_server_method());
@@ -600,6 +602,12 @@ static int ssl23_get_client_hello(SSL *s
 	if ((type == 2) || (type == 3))
 		{
 		/* we have SSLv3/TLSv1 (type 2: SSL2 style, type 3: SSL3/TLS style) */
+                s->method = ssl23_get_server_method(s->version);
+		if (s->method == NULL)
+			{
+			SSLerr(SSL_F_SSL23_GET_CLIENT_HELLO,SSL_R_UNSUPPORTED_PROTOCOL);
+			goto err;
+			}
 
 		if (!ssl_init_wbio_buffer(s,1)) goto err;
 
@@ -627,14 +635,6 @@ static int ssl23_get_client_hello(SSL *s
 			s->s3->rbuf.left=0;
 			s->s3->rbuf.offset=0;
 			}
-		if (s->version == TLS1_2_VERSION)
-			s->method = TLSv1_2_server_method();
-		else if (s->version == TLS1_1_VERSION)
-			s->method = TLSv1_1_server_method();
-		else if (s->version == TLS1_VERSION)
-			s->method = TLSv1_server_method();
-		else
-			s->method = SSLv3_server_method();
 #if 0 /* ssl3_get_client_hello does this */
 		s->client_version=(v[0]<<8)|v[1];
 #endif

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