TSG-2052 TSG-2050 修复中间证书缓存的 bug

platform/src/ssl_fetch_cert.cpp

@@ -103,6 +103,8 @@ void ssl_fetch_trusted_cert_from_chain(STACK_OF(X509) * cert_chain, X509_STORE *
 		obj->type = X509_LU_X509;
 		obj->data.x509 = (X509 *)cert;
 
+		X509_OBJECT_up_ref_count(obj);
+
 		// not in trusted store
 		if (X509_OBJECT_retrieve_match(X509_STORE_get0_objects(trusted_store), obj) == NULL)
 		{
@@ -113,6 +115,9 @@ void ssl_fetch_trusted_cert_from_chain(STACK_OF(X509) * cert_chain, X509_STORE *
 		{
 			ret = 1;
 		}
+		// https://man.openbsd.org/X509_OBJECT_up_ref_count.3
+		// https://groups.google.com/forum/m/#!msg/mailing.openssl.dev/9-PNIcR91Qo/FqnBOr8sBAAJ
+		//X509_OBJECT_free_contents(obj);
 		X509_OBJECT_free(obj);
 
 		subj = ssl_x509_subject(cert);