diff --git a/libdvdnav-pgc-cell_playback.patch b/libdvdnav-pgc-cell_playback.patch
new file mode 100644
index 0000000..4a082e9
--- /dev/null
+++ b/libdvdnav-pgc-cell_playback.patch
@@ -0,0 +1,12 @@
+diff --git a/src/searching.c b/src/searching.c
+index 66f7adb..31bf0d3 100644
+--- a/src/searching.c
++++ b/src/searching.c
+@@ -628,6 +628,7 @@ uint32_t dvdnav_describe_title_chapters(dvdnav_t *this, int32_t title, uint64_t
+     else
+       endcellnr = 0;
+ 
++    if (!pgc->cell_playback) continue;
+     do {
+       cell = &pgc->cell_playback[cellnr-1];
+       if(!(cell->block_type == BLOCK_TYPE_ANGLE_BLOCK &&
diff --git a/libdvdnav.spec b/libdvdnav.spec
index f5d3d63..585ec4d 100644
--- a/libdvdnav.spec
+++ b/libdvdnav.spec
@@ -1,12 +1,14 @@
 Name:           libdvdnav
 Version:        4.2.0
-Release:        5%{?dist}
+Release:        6%{?dist}
 Summary:        A library for reading DVD video discs based on Ogle code
 
 Group:          System Environment/Libraries
 License:        GPLv2+
 Source0:        http://dvdnav.mplayerhq.hu/releases/libdvdnav-%{version}.tar.bz2
 Patch0:         %{name}-multilib.patch
+# fix segfault when cell is empty, patch by Simo Sorce, bug #902037
+Patch1:         %{name}-pgc-cell_playback.patch
 BuildRoot:      %{_tmppath}/%{name}-%{version}-%{release}-root-%(%{__id_u} -n)
 
 BuildRequires:  doxygen
@@ -30,6 +32,7 @@ libdvdnav library.
 %prep
 %setup -q
 %patch0 -p1 -b .multilib
+%patch1 -p1 -b .pgc-cell_playback
 
 %build
 ./configure2 \
@@ -78,6 +81,9 @@ popd
 %{_libdir}/pkgconfig/dvdnavmini.pc
 
 %changelog
+* Tue Sep 10 2013 Dominik Mierzejewski <rpm[AT]greysector.net> 4.2.0-6
+- fix segfault when cell is empty, patch by Simo Sorce, bug #902037
+
 * Sat Aug 03 2013 Fedora Release Engineering <rel-eng@lists.fedoraproject.org> - 4.2.0-5
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_20_Mass_Rebuild