From: Cristy <urban-warrior@imagemagick.org>
Date: Sun, 3 Sep 2017 16:04:16 +0000 (-0400)
Subject: https://github.com/ImageMagick/ImageMagick/issues/723
X-Git-Tag: 7.0.7-0~2
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=0cff8bac0a47f8693cfe57f026fcd752689ff375;p=imagemagick

https://github.com/ImageMagick/ImageMagick/issues/723
---

diff --git a/coders/png.c b/coders/png.c
index a35b77467..ab8e21430 100644
--- a/coders/png.c
+++ b/coders/png.c
@@ -5697,6 +5697,10 @@ static Image *ReadOneMNGImage(MngInfo* mng_info, const ImageInfo *image_info,
                   mng_info->global_plte=(png_colorp) AcquireQuantumMemory(256,
                     sizeof(*mng_info->global_plte));
 
+                if (mng_info->global_plte == (png_colorp) NULL)
+                  ThrowReaderException(ResourceLimitError,
+                    "MemoryAllocationFailed");
+
                 for (i=0; i < (ssize_t) (length/3); i++)
                 {
                   mng_info->global_plte[i].red=p[3*i];