Prevent memory use after free

ImageMagick · Aug 5, 2016 · ecc03a2 · ecc03a2
1 parent 989f9f8
commit ecc03a2
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Showing 2 changed files with 2 additions and 2 deletions.
diff --git a/ChangeLog b/ChangeLog
@@ -1,5 +1,7 @@
 2016-08-03  6.9.5-5 Cristy  <quetzlzacatenango@image...>
   * Prevent buffer overflow (bug report from Max Thrane).
+  * Prevent memory use after free (reference
+    https://www.imagemagick.org/discourse-server/viewtopic.php?f=3&t=30245).
 
 2016-07-30  6.9.5-4 Cristy  <quetzlzacatenango@image...>
   * Release ImageMagick version 6.9.5-4, GIT revision 10973:a00fa93:20160729.

diff --git a/coders/pwp.c b/coders/pwp.c
@@ -248,8 +248,6 @@ static Image *ReadPWPImage(const ImageInfo *image_info,ExceptionInfo *exception)
     (void) close(unique_file);
   (void) RelinquishUniqueFileResource(read_info->filename);
   read_info=DestroyImageInfo(read_info);
-  (void) CloseBlob(pwp_image);
-  pwp_image=DestroyImage(pwp_image);
   if (EOFBlob(image) != MagickFalse)
     {
       char