Fix stack overflow on broken file

Resolves: #1691725

poppler-0.73.0-stack-overflow.patch

@@ -0,0 +1,20 @@
+From fada09a2ccc11a3a1d308e810f1336d8df6011fd Mon Sep 17 00:00:00 2001
+From: Albert Astals Cid <aacid@kde.org>
+Date: Mon, 18 Mar 2019 00:50:00 +0100
+Subject: pdfunite: Fix stack overflow on broken file
+
+Fixes issue #741
+
+diff --git a/poppler/PDFDoc.cc b/poppler/PDFDoc.cc
+index 26842f84..ab4abcad 100644
+--- a/poppler/PDFDoc.cc
++++ b/poppler/PDFDoc.cc
+@@ -1703,7 +1703,7 @@ void PDFDoc::markObject (Object* obj, XRef *xRef, XRef *countRef, unsigned int n
+       array = obj->getArray();
+       for (int i=0; i<array->getLength(); i++) {
+         Object obj1 = array->getNF(i);
+-        markObject(&obj1, xRef, countRef, numOffset, oldRefNum, newRefNum);
++        markObject(&obj1, xRef, countRef, numOffset, oldRefNum, newRefNum, alreadyMarkedDicts);
+       }
+       break;
+     case objDict:

poppler.spec

@@ -4,7 +4,7 @@
 Summary: PDF rendering library
 Name:    poppler
 Version: 0.73.0
-Release: 6%{?dist}
+Release: 7%{?dist}
 License: (GPLv2 or GPLv3) and GPLv2+ and LGPLv2+ and MIT
 URL:     http://poppler.freedesktop.org/
 Source0: http://poppler.freedesktop.org/poppler-%{version}.tar.xz
@@ -31,6 +31,9 @@ Patch9:  poppler-0.73.0-check-catalog-is-dict.patch
 # https://bugzilla.redhat.com/show_bug.cgi?id=1683632
 Patch10:  poppler-0.73.0-image-stream-getline.patch
 
+# https://bugzilla.redhat.com/show_bug.cgi?id=1691724
+Patch11:  poppler-0.73.0-stack-overflow.patch
+
 BuildRequires: cmake
 BuildRequires: gcc-c++
 BuildRequires: gettext-devel
@@ -261,6 +264,10 @@ test "$(pkg-config --modversion poppler-splash)" = "%{version}"
 %{_mandir}/man1/*
 
 %changelog
+* Mon Apr 1 2019 Marek Kasik <mkasik@redhat.com> - 0.73.0-7
+- Fix stack overflow on broken file
+- Resolves: #1691725
+
 * Mon Mar 11 2019 Marek Kasik <mkasik@redhat.com> - 0.73.0-6
 - Fix possible crash on broken files in ImageStream::getLine()
 - Resolves: #1683633