From: Dirk Lemstra <dirk@git.imagemagick.org>
Date: Sun, 3 Sep 2017 09:26:54 +0000 (+0200)
Subject: Fix for possible realloc.
X-Git-Tag: 7.0.7-0~9
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=83a251d8d819e19d0ed6dd18d94ed9f4d2e9d571;p=imagemagick

Fix for possible realloc.
---

diff --git a/coders/tiff.c b/coders/tiff.c
index 68a428b7f..fdff7f43b 100644
--- a/coders/tiff.c
+++ b/coders/tiff.c
@@ -1066,6 +1066,8 @@ static void TIFFReadPhotoshopLayers(Image* image,const ImageInfo *image_info,
   /* Setting the mode to a value that won't change the colorspace */
   info.mode=10;
   ReadPSDLayers(layers,image_info,&info,MagickFalse,exception);
+  /* we need to set the datum in case a realloc happened */
+  ((StringInfo *) layer_info)->datum=GetBlobStreamData(layers);
   DeleteImageFromList(&layers);
   if (layers != (Image *) NULL)
     {