openssl: Fix for CVE-2014-3568

Fix for no-ssl3 configuration option

This patch is a backport from OpenSSL_1.0.1j.

(From OE-Core rev: 97e7b7a96178cf32411309f3e9e3e3b138d2050b)

Signed-off-by: Sona Sarmadi <sona.sarmadi@enea.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

2 files changed, 100 insertions, 0 deletions

diff --git a/meta/recipes-connectivity/openssl/openssl-1.0.1e/openssl-fix-CVE-2014-3568.patch b/meta/recipes-connectivity/openssl/openssl-1.0.1e/openssl-fix-CVE-2014-3568.patch
new file mode 100644
index 0000000000..7313f9b2c3
--- /dev/null
+++ b/meta/recipes-connectivity/openssl/openssl-1.0.1e/openssl-fix-CVE-2014-3568.patch
@@ -0,0 +1,99 @@
+From 26a59d9b46574e457870197dffa802871b4c8fc7 Mon Sep 17 00:00:00 2001
+From: Geoff Thorpe <geoff@openssl.org>
+Date: Wed, 15 Oct 2014 03:25:50 -0400
+Subject: [PATCH] Fix no-ssl3 configuration option
+
+CVE-2014-3568
+
+Reviewed-by: Emilia Kasper <emilia@openssl.org>
+Reviewed-by: Rich Salz <rsalz@openssl.org>
+Signed-off-by: Catalin Popeanga <catalin.popeanga@enea.com>
+---
+ ssl/s23_clnt.c |    9 +++++++--
+ ssl/s23_srvr.c |   18 +++++++++---------
+ 2 files changed, 16 insertions(+), 11 deletions(-)
+
+diff --git a/ssl/s23_clnt.c b/ssl/s23_clnt.c
+index d4e43c3..86ab3de 100644
+--- a/ssl/s23_clnt.c
++++ b/ssl/s23_clnt.c
+@@ -125,9 +125,11 @@ static const SSL_METHOD *ssl23_get_client_method(int ver)
+        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;
+diff --git a/ssl/s23_srvr.c b/ssl/s23_srvr.c
+index 567a6b1..93ca7d5 100644
+--- a/ssl/s23_srvr.c
++++ b/ssl/s23_srvr.c
+@@ -127,9 +127,11 @@ static const SSL_METHOD *ssl23_get_server_method(int ver)
+        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 @@ 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 @@ 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
+-- 
+1.7.9.5
+
diff --git a/meta/recipes-connectivity/openssl/openssl_1.0.1e.bb b/meta/recipes-connectivity/openssl/openssl_1.0.1e.bb
index 6af4ee9503..b4d59ae2b0 100644
--- a/meta/recipes-connectivity/openssl/openssl_1.0.1e.bb
+++ b/meta/recipes-connectivity/openssl/openssl_1.0.1e.bb
@@ -47,6 +47,7 @@ SRC_URI += "file://configure-targets.patch \
             file://openssl-fix-CVE-2014-3566.patch \
             file://openssl-fix-CVE-2014-3513.patch \
             file://openssl-fix-CVE-2014-3567.patch \
+            file://openssl-fix-CVE-2014-3568.patch \
            "
 
 SRC_URI[md5sum] = "66bf6f10f060d561929de96f9dfe5b8c"