--- D:/Work/openssl/src-0.9.8h-orig/ssl/s3_pkt.c	Wed Nov 29 20:45:14 2006
+++ D:/Work/openssl/src-0.9.8h-work/ssl/s3_pkt.c	Wed Jul 30 18:42:43 2008
@@ -1225,6 +1225,17 @@
 
 	if (s->s3->tmp.key_block == NULL)
 		{
+		//VS add
+		if (s->session == NULL) 
+			{
+			//SSL_F_DTLS1_READ_BYTES is used as function argument,
+			//because I didnt find such define for ssl3_do_change_cipher_spec
+			//and this error happened only when ssl3_do_change_cipher_spec was called
+			//from dtls1_read_bytes
+			SSLerr(SSL_F_DTLS1_READ_BYTES,SSL_R_CCS_RECEIVED_EARLY);
+			return (0);
+			}
+		//
 		s->session->cipher=s->s3->tmp.new_cipher;
 		if (!s->method->ssl3_enc->setup_key_block(s)) return(0);
 		}