From: Cristy <urban-warrior@imagemagick.org>
Date: Tue, 12 Jun 2018 00:26:21 +0000 (-0400)
Subject: ...
X-Git-Tag: 7.0.8-0~7
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=abf6b240975e9cf99d173e2dfbee3b5a0a75c372;p=imagemagick

...
---

diff --git a/coders/png.c b/coders/png.c
index 33723484a..8b84a83ef 100644
--- a/coders/png.c
+++ b/coders/png.c
@@ -6127,7 +6127,7 @@ static Image *ReadOneMNGImage(MngInfo* mng_info, const ImageInfo *image_info,
           {
             /* Read DISC or SEEK.  */
 
-            if ((length == 0) || !memcmp(type,mng_SEEK,4))
+            if ((length == 0) || (length % 2) || !memcmp(type,mng_SEEK,4))
               {
                 for (i=1; i < MNG_MAX_OBJECTS; i++)
                   MngInfoDiscardObject(mng_info,i);