File CVE-2014-0224.patch of Package openssl1

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File CVE-2014-0224.patch of Package openssl1

Index: openssl-1.0.1g/ssl/s3_clnt.c
===================================================================
--- openssl-1.0.1g.orig/ssl/s3_clnt.c
+++ openssl-1.0.1g/ssl/s3_clnt.c
@@ -559,6 +559,7 @@ int ssl3_connect(SSL *s)
 		case SSL3_ST_CR_FINISHED_A:
 		case SSL3_ST_CR_FINISHED_B:
 
+			s->s3->flags |= SSL3_FLAGS_CCS_OK;
 			ret=ssl3_get_finished(s,SSL3_ST_CR_FINISHED_A,
 				SSL3_ST_CR_FINISHED_B);
 			if (ret <= 0) goto end;
Index: openssl-1.0.1g/ssl/s3_pkt.c
===================================================================
--- openssl-1.0.1g.orig/ssl/s3_pkt.c
+++ openssl-1.0.1g/ssl/s3_pkt.c
@@ -1301,6 +1301,15 @@ start:
 			goto f_err;
 			}
 
+		if (!(s->s3->flags & SSL3_FLAGS_CCS_OK))
+			{
+			al=SSL_AD_UNEXPECTED_MESSAGE;
+			SSLerr(SSL_F_SSL3_READ_BYTES,SSL_R_CCS_RECEIVED_EARLY);
+			goto f_err;
+			}
+
+		s->s3->flags &= ~SSL3_FLAGS_CCS_OK;
+
 		rr->length=0;
 
 		if (s->msg_callback)
@@ -1435,7 +1444,7 @@ int ssl3_do_change_cipher_spec(SSL *s)
 
 	if (s->s3->tmp.key_block == NULL)
 		{
-		if (s->session == NULL) 
+		if (s->session == NULL || s->session->master_key_length == 0)
 			{
 			/* might happen if dtls1_read_bytes() calls this */
 			SSLerr(SSL_F_SSL3_DO_CHANGE_CIPHER_SPEC,SSL_R_CCS_RECEIVED_EARLY);
Index: openssl-1.0.1g/ssl/s3_srvr.c
===================================================================
--- openssl-1.0.1g.orig/ssl/s3_srvr.c
+++ openssl-1.0.1g/ssl/s3_srvr.c
@@ -673,6 +673,7 @@ int ssl3_accept(SSL *s)
 		case SSL3_ST_SR_CERT_VRFY_A:
 		case SSL3_ST_SR_CERT_VRFY_B:
 
+			s->s3->flags |= SSL3_FLAGS_CCS_OK;
 			/* we should decide if we expected this one */
 			ret=ssl3_get_cert_verify(s);
 			if (ret <= 0) goto end;
@@ -700,6 +701,7 @@ int ssl3_accept(SSL *s)
 
 		case SSL3_ST_SR_FINISHED_A:
 		case SSL3_ST_SR_FINISHED_B:
+			s->s3->flags |= SSL3_FLAGS_CCS_OK;
 			ret=ssl3_get_finished(s,SSL3_ST_SR_FINISHED_A,
 				SSL3_ST_SR_FINISHED_B);
 			if (ret <= 0) goto end;
@@ -770,7 +772,10 @@ int ssl3_accept(SSL *s)
 				s->s3->tmp.next_state=SSL3_ST_SR_FINISHED_A;
 #else
 				if (s->s3->next_proto_neg_seen)
+					{
+					s->s3->flags |= SSL3_FLAGS_CCS_OK;
 					s->s3->tmp.next_state=SSL3_ST_SR_NEXT_PROTO_A;
+					}
 				else
 					s->s3->tmp.next_state=SSL3_ST_SR_FINISHED_A;
 #endif
Index: openssl-1.0.1g/ssl/ssl3.h
===================================================================
--- openssl-1.0.1g.orig/ssl/ssl3.h
+++ openssl-1.0.1g/ssl/ssl3.h
@@ -388,6 +388,7 @@ typedef struct ssl3_buffer_st
 #define TLS1_FLAGS_TLS_PADDING_BUG		0x0008
 #define TLS1_FLAGS_SKIP_CERT_VERIFY		0x0010
 #define TLS1_FLAGS_KEEP_HANDSHAKE		0x0020
+#define SSL3_FLAGS_CCS_OK			0x0040
  
 /* SSL3_FLAGS_SGC_RESTART_DONE is set when we
  * restart a handshake because of MS SGC and so prevents us

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