diff --git a/hplip-openPPD.patch b/hplip-openPPD.patch
new file mode 100644
index 0000000..7ccf2d0
--- /dev/null
+++ b/hplip-openPPD.patch
@@ -0,0 +1,24 @@
+diff -up hplip-3.10.2/prnt/cupsext/cupsext.c.openPPD hplip-3.10.2/prnt/cupsext/cupsext.c
+--- hplip-3.10.2/prnt/cupsext/cupsext.c.openPPD	2010-02-25 00:04:58.000000000 +0100
++++ hplip-3.10.2/prnt/cupsext/cupsext.c	2010-03-17 19:54:19.000000000 +0100
+@@ -1221,9 +1221,18 @@ PyObject * openPPD( PyObject * self, PyO
+         return Py_BuildValue( "" ); // None
+     }
+ 
+-    g_ppd_file = cupsGetPPD( ( const char * ) printer );
++    if ( ( g_ppd_file = cupsGetPPD( ( const char * ) printer ) ) == NULL )
++    {
++        goto bailout;
++    }
++
++    if ( ( file = fopen( g_ppd_file, "r" )) == NULL )
++    {
++        unlink(g_ppd_file);
++        g_ppd_file = NULL;
++        goto bailout;
++    }
+ 
+-    file = fopen( g_ppd_file, "r" );
+     ppd = ppdOpen( file );
+     ppdLocalize( ppd );
+     fclose( file );
diff --git a/hplip.spec b/hplip.spec
index edb2cb3..67a15a5 100644
--- a/hplip.spec
+++ b/hplip.spec
@@ -1,7 +1,7 @@
 Summary: HP Linux Imaging and Printing Project
 Name: hplip
 Version: 3.10.2
-Release: 15%{?dist}
+Release: 16%{?dist}
 License: GPLv2+ and MIT
 Group: System Environment/Daemons
 Conflicts: system-config-printer < 0.6.132
@@ -32,6 +32,7 @@ Patch17: hplip-deviceIDs-ppd.patch
 Patch18: hplip-skip-blank-lines.patch
 Patch19: hplip-dbglog-newline.patch
 Patch20: hplip-no-system-tray.patch
+Patch21: hplip-openPPD.patch
 
 BuildRoot: %{_tmppath}/%{name}-%{version}-%{release}-root-%(%{__id_u} -n)
 
@@ -200,6 +201,9 @@ done
 # Wait for max 30s to see if a system tray becomes available (bug #569969).
 %patch20 -p1 -b .no-system-tray
 
+# Prevent segfault in cupsext when opening PPD file (bug #572775).
+%patch21 -p1 -b .openPPD
+
 sed -i.duplex-constraints \
     -e 's,\(UIConstraints.* \*Duplex\),//\1,' \
     prnt/drv/hpcups.drv.in
@@ -421,6 +425,9 @@ fi
 %{_bindir}/hpcups-update-ppds &>/dev/null ||:
 
 %changelog
+* Wed May 12 2010 Jiri Popelka <jpopelka@redhat.com> - 3.10.2-16
+- Prevent segfault in cupsext when opening PPD file (bug #572775).
+
 * Wed May 12 2010 Jiri Popelka <jpopelka@redhat.com> - 3.10.2-15
 - Added/corrected more IEEE 1284 Device IDs:
   - HP LaserJet 4250 (bug #585499).