1 files changed, 4 insertions, 0 deletions
diff --git a/ext/zlib/zlib.c b/ext/zlib/zlib.c
index d50dcf148b..d3932f41ad 100644
--- a/ext/zlib/zlib.c
+++ b/ext/zlib/zlib.c
@@ -531,6 +531,10 @@ PHP_FUNCTION(gzinflate)
 		return;
 	}
 
+	if (!data_len) {
+		RETURN_FALSE;
+	}
+
 	if (limit < 0) {
 		php_error_docref(NULL TSRMLS_CC, E_WARNING, "length (%ld) must be greater or equal zero", limit);
 		RETURN_FALSE;