diff --git a/python-crypto-fix_buffer_overflow.patch b/python-crypto-fix_buffer_overflow.patch
new file mode 100644
index 0000000..b16a307
--- /dev/null
+++ b/python-crypto-fix_buffer_overflow.patch
@@ -0,0 +1,24 @@
+diff -Naur pycrypto-2.0.1.org/src/ARC2.c pycrypto-2.0.1/src/ARC2.c
+--- pycrypto-2.0.1.org/src/ARC2.c	2009-02-13 17:08:30.000000000 +0100
++++ pycrypto-2.0.1/src/ARC2.c	2009-02-13 17:08:47.000000000 +0100
+@@ -11,6 +11,7 @@
+  */
+ 
+ #include <string.h>  
++#include "Python.h"
+ 
+ #define MODULE_NAME ARC2
+ #define BLOCK_SIZE 8
+@@ -146,6 +147,12 @@
+ 	   We'll hardwire it to 1024. */
+ #define bits 1024
+ 
++	if ((U32)keylength > sizeof(self->xkey)) {
++		PyErr_SetString(PyExc_ValueError,
++				"ARC2 key length must be less than 128 bytes");
++		return;
++	}
++
+ 	memcpy(self->xkey, key, keylength);
+   
+ 	/* Phase 1: Expand input key to 128 bytes */
diff --git a/python-crypto.spec b/python-crypto.spec
index 151a63e..f621219 100644
--- a/python-crypto.spec
+++ b/python-crypto.spec
@@ -4,11 +4,14 @@
 Summary:	Cryptography library for Python
 Name:		python-crypto
 Version:	2.0.1
-Release:	13.1
+Release:	14%{?dist}
 License:	Public Domain
 Group:		Development/Libraries
 URL:		http://www.amk.ca/python/code/crypto.html
 Source:		http://www.amk.ca/files/python/crypto/pycrypto-2.0.1.tar.gz
+# patch taken from 
+# http://gitweb2.dlitz.net/?p=crypto/pycrypto-2.x.git;a=commitdiff;h=d1c4875e1f220652fe7ff8358f56dee3b2aba31b
+Patch0: 	%{name}-fix_buffer_overflow.patch
 Provides:	pycrypto = %{version}-%{release}
 BuildRequires:	python >= 2.2
 BuildRequires:	python-devel >= 2.2
@@ -24,7 +27,7 @@ etc.).
 %prep
 %setup -n pycrypto-%{version} -q
 sed -i s:/lib:/%_lib:g setup.py
-
+%patch0 -b .patch0 -p1
 
 %build
 CFLAGS="$RPM_OPT_FLAGS" %{__python} setup.py build
@@ -62,6 +65,9 @@ rm -rf $RPM_BUILD_ROOT
 
 
 %changelog
+* Fri Feb 13 2009 Thorsten Leemhuis <fedora[AT]leemhuis[DOT]info> - 2.0.1-14
+- add patch to fix #485298 / CVE-2009-0544
+
 * Sun May 04 2008 Thorsten Leemhuis <fedora[AT]leemhuis[DOT]info> - 2.0.1-13
 - provide pycrypto