From d09ab35816fa31cec863626746aaa27b33c47fbe Mon Sep 17 00:00:00 2001
From: Hypolite Petovan <mrpetovan@gmail.com>
Date: Sun, 22 Jul 2018 12:38:53 -0400
Subject: [PATCH] Fix getimagesizefromstring() read errors

---
 src/Object/Image.php | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/src/Object/Image.php b/src/Object/Image.php
index aafed8f95d..6a71038fad 100644
--- a/src/Object/Image.php
+++ b/src/Object/Image.php
@@ -782,6 +782,11 @@ class Image
 
 		if (is_null($data) || !$data || !is_array($data)) {
 			$img_str = Network::fetchUrl($url, true, $redirects, 4);
+
+			if (!$img_str) {
+				return false;
+			}
+
 			$filesize = strlen($img_str);
 
 			try {