From: Cristy <urban-warrior@imagemagick.org>
Date: Thu, 21 Dec 2017 01:37:42 +0000 (-0500)
Subject: https://github.com/ImageMagick/ImageMagick/issues/901
X-Git-Tag: 7.0.7-16~54
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=e11c23e2ec41c7b29d789e0b4c89d58bc00673e8;p=imagemagick

https://github.com/ImageMagick/ImageMagick/issues/901
---

diff --git a/ChangeLog b/ChangeLog
index a6852cb9f..3ea0108e2 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,6 @@
+2017-12-18  7.0.7-16 Cristy  <quetzlzacatenango@image...>
+  * Fix error reading multi-layer XCF image file.
+
 2017-12-16  7.0.7-15 Cristy  <quetzlzacatenango@image...>
   * Release ImageMagick version 7.0.7-15, GIT revision 21924:30cb31746:20171216.
 
diff --git a/MagickCore/blob.c b/MagickCore/blob.c
index 0e490bced..793c9d281 100644
--- a/MagickCore/blob.c
+++ b/MagickCore/blob.c
@@ -4677,7 +4677,14 @@ MagickExport MagickOffsetType SeekBlob(Image *image,
           break;
         }
       }
-      break;
+      if (blob_info->offset < (MagickOffsetType) ((off_t) blob_info->length))
+        {
+          blob_info->eof=MagickFalse;
+          break;
+        }
+      if (blob_info->offset < (MagickOffsetType) ((off_t) blob_info->extent))
+        break;
+      return(-1);
     }
     case CustomStream:
     {