libtiff: security 4.0.7-5 -> 4.0.7-6 (Debian patches)

Marc Nickert · vcunat · commit 557afcc389be · 2017-05-14T14:30:03.000+02:00
Taken from PR #25742, only adding extra comment. (cherry picked from commit 1c9ed32)
diff --git a/pkgs/development/libraries/libtiff/default.nix b/pkgs/development/libraries/libtiff/default.nix
@@ -12,10 +12,10 @@ stdenv.mkDerivation rec {
   };
 
   prePatch =let
-      # https://lwn.net/Vulnerabilities/711777/
+      # https://lwn.net/Vulnerabilities/711777/ and more patched in *-6 -> *-7
       debian = fetchurl {
-        url = http://http.debian.net/debian/pool/main/t/tiff/tiff_4.0.7-5.debian.tar.xz;
-        sha256 = "1ribxdn89wx3nllcyh7ql3dx6wpr1h7z3waglz1w7dklxm43q67l";
+        url = http://http.debian.net/debian/pool/main/t/tiff/tiff_4.0.7-6.debian.tar.xz;
+        sha256 = "9c9048c28205bdbeb5ba36c7a194d0cd604bd137c70961607bfc8a079be5fa31";
       };
     in ''
       tar xf '${debian}'
