From 2750d7bac34a2c96d41aca3f81179928d10a4885 Mon Sep 17 00:00:00 2001
From: Alexander <homm86@gmail.com>
Date: Sun, 6 Aug 2017 00:50:56 +0300
Subject: [PATCH] destroy image and set MemoryError on overflow check failure

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

diff --git a/libImaging/Storage.c b/libImaging/Storage.c
index 6acda2af0..7ab5ae1f5 100644
--- a/libImaging/Storage.c
+++ b/libImaging/Storage.c
@@ -344,7 +344,8 @@ ImagingNewBlock(const char *mode, int xsize, int ysize)
     if (im->linesize &&
         im->ysize > INT_MAX / im->linesize) {
         /* punt if we're going to overflow */
-        return NULL;
+        ImagingDelete(im);
+        return (Imaging) ImagingError_MemoryError();
     }
 
     if (im->ysize * im->linesize <= 0) {