From: Cristy <urban-warrior@imagemagick.org>
Date: Sat, 28 Apr 2018 19:04:17 +0000 (-0400)
Subject: ...
X-Git-Tag: 7.0.7-29~13
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=4284601db63f98e420ec42b8df651a38af32311e;p=imagemagick

...
---

diff --git a/coders/png.c b/coders/png.c
index d366be3f0..78d436caa 100644
--- a/coders/png.c
+++ b/coders/png.c
@@ -6185,6 +6185,10 @@ static Image *ReadOneMNGImage(MngInfo* mng_info, const ImageInfo *image_info,
 
                 else
                   {
+                    if (loop_iters > GetMagickResourceLimit(ListLengthResource))
+                      loop_iters=GetMagickResourceLimit(ListLengthResource);
+                    if (loop_iters >= 2147483647L)
+                      loop_iters=2147483647L;
                     mng_info->loop_jump[loop_level]=TellBlob(image);
                     mng_info->loop_count[loop_level]=loop_iters;
                   }