buildroot/package/imagemagick/0001-https-github.com-ImageMagick-ImageMagick-issues-415.patch

From b218117cad34d39b9ffb587b45c71c5a49b12bde Mon Sep 17 00:00:00 2001
From: Cristy <urban-warrior@imagemagick.org>
Date: Fri, 31 Mar 2017 15:24:33 -0400
Subject: [PATCH] https://github.com/ImageMagick/ImageMagick/issues/415

Fixes CVE-2017-7606

Signed-off-by: Peter Korsgaard <peter@korsgaard.com>
---
 coders/pnm.c | 2 +-
 coders/rle.c | 5 +++--
 2 files changed, 4 insertions(+), 3 deletions(-)

diff --git a/coders/pnm.c b/coders/pnm.c
index 9a1221d79..c525ebb8f 100644
--- a/coders/pnm.c
+++ b/coders/pnm.c
@@ -1979,7 +1979,7 @@ static MagickBooleanType WritePNMImage(const ImageInfo *image_info,Image *image,
                           pixel=ScaleQuantumToChar(GetPixelRed(image,p));
                         else
                           pixel=ScaleQuantumToAny(GetPixelRed(image,p),
-                          max_value);
+                            max_value);
                       }
                     q=PopCharPixel((unsigned char) pixel,q);
                     p+=GetPixelChannels(image);
diff --git a/coders/rle.c b/coders/rle.c
index 2318901ec..ec071dc7b 100644
--- a/coders/rle.c
+++ b/coders/rle.c
@@ -271,7 +271,8 @@ static Image *ReadRLEImage(const ImageInfo *image_info,ExceptionInfo *exception)
         p=colormap;
         for (i=0; i < (ssize_t) number_colormaps; i++)
           for (x=0; x < (ssize_t) map_length; x++)
-            *p++=(unsigned char) ScaleShortToQuantum(ReadBlobLSBShort(image));
+            *p++=(unsigned char) ScaleQuantumToChar(ScaleShortToQuantum(
+              ReadBlobLSBShort(image)));
       }
     if ((flags & 0x08) != 0)
       {
@@ -476,7 +477,7 @@ static Image *ReadRLEImage(const ImageInfo *image_info,ExceptionInfo *exception)
               for (x=0; x < (ssize_t) number_planes; x++)
               {
                 ValidateColormapValue(image,(size_t) (x*map_length+
-                    (*p & mask)),&index,exception);
+                  (*p & mask)),&index,exception);
                 *p=colormap[(ssize_t) index];
                 p++;
               }
-- 
2.11.0