diff -Nru poppler-0.20.4/debian/changelog poppler-0.20.4/debian/changelog
--- poppler-0.20.4/debian/changelog	2012-09-11 23:22:19.000000000 +0000
+++ poppler-0.20.4/debian/changelog	2012-11-10 15:40:32.000000000 +0000
@@ -1,3 +1,11 @@
+poppler (0.20.4-0ubuntu2~matttbe0) raring; urgency=low
+
+  * debian/patches/git_gouraud_shading_support.patch: (LP: #1072129)
+    - Evince crashes after opening certain PDF file because parameterized
+      Gouraud shading is not supported.
+
+ -- Matthieu Baerts (matttbe) <matttbe@ubuntu.com>  Sat, 10 Nov 2012 16:36:19 +0100
+
 poppler (0.20.4-0ubuntu1) quantal; urgency=low
 
   * New upstream bugfix release
diff -Nru poppler-0.20.4/debian/patches/git_gouraud_shading_support.patch poppler-0.20.4/debian/patches/git_gouraud_shading_support.patch
--- poppler-0.20.4/debian/patches/git_gouraud_shading_support.patch	1970-01-01 00:00:00.000000000 +0000
+++ poppler-0.20.4/debian/patches/git_gouraud_shading_support.patch	2012-11-10 15:35:55.000000000 +0000
@@ -0,0 +1,38 @@
+From ae8fc0cbfc6123189e17b3cf1286e0540f181646 Mon Sep 17 00:00:00 2001
+From: Adrian Johnson <ajohnson@redneon.com>
+Date: Tue, 30 Oct 2012 10:52:04 +0000
+Subject: cairo: support parameterized Gouraud shading
+Bug: https://bugs.freedesktop.org/show_bug.cgi?id=56463
+Bug-Ubuntu: https://bugs.launchpad.net/poppler/+bug/1072129
+
+---
+Index: poppler-0.20.4/poppler/CairoOutputDev.cc
+===================================================================
+--- poppler-0.20.4.orig/poppler/CairoOutputDev.cc	2012-08-30 22:31:05.000000000 +0200
++++ poppler-0.20.4/poppler/CairoOutputDev.cc	2012-11-10 16:34:43.709141980 +0100
+@@ -945,10 +945,21 @@
+   fill_pattern = cairo_pattern_create_mesh ();
+ 
+   for (i = 0; i < shading->getNTriangles(); i++) {
+-    shading->getTriangle(i,
+-			 &x0, &y0, &color[0],
+-			 &x1, &y1, &color[1],
+-			 &x2, &y2, &color[2]);
++    if (shading->isParameterized()) {
++      double color0, color1, color2;
++      shading->getTriangle(i, &x0, &y0, &color0,
++                              &x1, &y1, &color1,
++                              &x2, &y2, &color2);
++      shading->getParameterizedColor(color0, &color[0]);
++      shading->getParameterizedColor(color1, &color[1]);
++      shading->getParameterizedColor(color2, &color[2]);
++    } else {
++      shading->getTriangle(i,
++                           &x0, &y0, &color[0],
++                           &x1, &y1, &color[1],
++                           &x2, &y2, &color[2]);
++
++    }
+ 
+     cairo_mesh_pattern_begin_patch (fill_pattern);
+ 
diff -Nru poppler-0.20.4/debian/patches/series poppler-0.20.4/debian/patches/series
--- poppler-0.20.4/debian/patches/series	2012-09-11 23:22:19.000000000 +0000
+++ poppler-0.20.4/debian/patches/series	2012-11-10 15:34:37.000000000 +0000
@@ -1,2 +1,3 @@
 ltmain-as-needed.diff
 qt4-visibility.diff
+git_gouraud_shading_support.patch