diff --git a/lldb/bindings/interface/SBProcessExtensions.i b/lldb/bindings/interface/SBProcessExtensions.i
--- a/lldb/bindings/interface/SBProcessExtensions.i
+++ b/lldb/bindings/interface/SBProcessExtensions.i
@@ -2,6 +2,11 @@
 %extend lldb::SBProcess {
 #ifdef SWIGPYTHON
     %pythoncode %{
+        def WriteCStringToMemory(self, addr, str, error):
+            if not str[-1] == '\0':
+                str += '\0'
+            return self.WriteMemory(addr, str, error)
+
         def __get_is_alive__(self):
             '''Returns "True" if the process is currently alive, "False" otherwise'''
             s = self.GetState()