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diff -ur poppler-0.26.5.orig/goo/GooString.h poppler-0.26.5/goo/GooString.h
--- poppler-0.26.5.orig/goo/GooString.h	2014-05-24 13:44:20.000000000 +0200
+++ poppler-0.26.5/goo/GooString.h	2014-10-08 14:23:48.000000000 +0200
@@ -17,7 +17,7 @@
 //
 // Copyright (C) 2006 Kristian Høgsberg <krh@redhat.com>
 // Copyright (C) 2006 Krzysztof Kowalczyk <kkowalczyk@gmail.com>
-// Copyright (C) 2008-2010, 2012 Albert Astals Cid <aacid@kde.org>
+// Copyright (C) 2008-2010, 2012, 2014 Albert Astals Cid <aacid@kde.org>
 // Copyright (C) 2012-2014 Fabio D'Urso <fabiodurso@hotmail.it>
 // Copyright (C) 2013 Jason Crain <jason@aquaticape.us>
 //
@@ -62,6 +62,10 @@
 class GooString {
 public:
 
+  // a special value telling that the length of the string is not given
+  // so it must be calculated from the strings
+  static const int CALC_STRING_LEN = -1;
+
   // Create an empty string.
   GooString();
 
@@ -186,9 +190,6 @@
   // results in sizeof(GooString) be a multiple of 16.
   // 24 makes sizeof(GooString) to be 32.
   static const int STR_STATIC_SIZE = 24;
-  // a special value telling that the length of the string is not given
-  // so it must be calculated from the strings
-  static const int CALC_STRING_LEN = -1;
 
   int  roundedSize(int len);
 
diff -ur poppler-0.26.5.orig/poppler/StructElement.cc poppler-0.26.5/poppler/StructElement.cc
--- poppler-0.26.5.orig/poppler/StructElement.cc	2014-04-26 17:37:22.000000000 +0200
+++ poppler-0.26.5/poppler/StructElement.cc	2014-10-08 14:23:48.000000000 +0200
@@ -5,6 +5,8 @@
 // This file is licensed under the GPLv2 or later
 //
 // Copyright 2013, 2014 Igalia S.L.
+// Copyright 2014 Luigi Scarso <luigi.scarso@gmail.com>
+// Copyright 2014 Albert Astals Cid <aacid@kde.org>
 //
 //========================================================================
 
@@ -677,11 +679,11 @@
 // Attribute
 //------------------------------------------------------------------------
 
-Attribute::Attribute(const char *nameA, Object *valueA):
+Attribute::Attribute(const char *nameA, int nameLenA, Object *valueA):
   type(UserProperty),
   owner(UserProperties),
   revision(0),
-  name(nameA),
+  name(nameA, nameLenA),
   value(),
   hidden(gFalse),
   formatted(NULL)
@@ -789,10 +791,13 @@
 {
   Object obj, value;
   const char *name = NULL;
+  int nameLen = GooString::CALC_STRING_LEN;
 
-  if (property->lookup("N", &obj)->isString())
-    name = obj.getString()->getCString();
-  else if (obj.isName())
+  if (property->lookup("N", &obj)->isString()) {
+    GooString *s = obj.getString();
+    name = s->getCString();
+    nameLen = s->getLength();
+  } else if (obj.isName())
     name = obj.getName();
   else {
     error(errSyntaxError, -1, "N object is wrong type ({0:s})", obj.getTypeName());
@@ -807,7 +812,7 @@
     return NULL;
   }
 
-  Attribute *attribute = new Attribute(name, &value);
+  Attribute *attribute = new Attribute(name, nameLen, &value);
   value.free();
   obj.free();
 
diff -ur poppler-0.26.5.orig/poppler/StructElement.h poppler-0.26.5/poppler/StructElement.h
--- poppler-0.26.5.orig/poppler/StructElement.h	2014-04-26 17:37:22.000000000 +0200
+++ poppler-0.26.5/poppler/StructElement.h	2014-10-08 14:23:48.000000000 +0200
@@ -5,6 +5,8 @@
 // This file is licensed under the GPLv2 or later
 //
 // Copyright 2013, 2014 Igalia S.L.
+// Copyright 2014 Luigi Scarso <luigi.scarso@gmail.com>
+// Copyright 2014 Albert Astals Cid <aacid@kde.org>
 //
 //========================================================================
 
@@ -74,7 +76,7 @@
   Attribute(Type type, Object *value);
 
   // Creates an UserProperty attribute, with an arbitrary name and value.
-  Attribute(const char *name, Object *value);
+  Attribute(const char *name, int nameLen, Object *value);
 
   GBool isOk() const { return type != Unknown; }
 
@@ -86,7 +88,8 @@
   Object *getValue() const { return &value; }
   static Object *getDefaultValue(Type type);
 
-  const char *getName() const { return type == UserProperty ? name.getCString() : getTypeName(); }
+  // The caller gets the ownership of the return GooString and is responsible of deleting it
+  GooString *getName() const { return type == UserProperty ? name.copy() : new GooString(getTypeName()); }
 
   // The revision is optional, and defaults to zero.
   Guint getRevision() const { return revision; }