From 10900a89ad16f2ee00d6e02d4d4fa49f77eb9b05 Mon Sep 17 00:00:00 2001
From: Nikita Popov <nikita.ppv@gmail.com>
Date: Sat, 28 Oct 2017 16:55:23 +0200
Subject: Fix invalid read in zend_use_undefined_constant()

---
 Zend/zend_execute_API.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

(limited to 'Zend/zend_execute_API.c')

diff --git a/Zend/zend_execute_API.c b/Zend/zend_execute_API.c
index 24ad86b1f1..b4bbb9ce1e 100644
--- a/Zend/zend_execute_API.c
+++ b/Zend/zend_execute_API.c
@@ -568,8 +568,9 @@ ZEND_API int zend_use_undefined_constant(zend_string *name, zend_ast_attr attr,
 		if (EG(exception)) {
 			return FAILURE;
 		} else {
+			zend_string *result_str = zend_string_init(actual, actual_len, 0);
 			zval_ptr_dtor_nogc(result);
-			ZVAL_STRINGL(result, actual, actual_len);
+			ZVAL_NEW_STR(result, result_str);
 		}
 	}
 	return SUCCESS;
-- 
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