2 files changed, 5 insertions, 0 deletions
diff --git a/Misc/NEWS b/Misc/NEWS
index 663b226..43afccd 100644
--- a/Misc/NEWS
+++ b/Misc/NEWS
@@ -10,6 +10,9 @@ What's New in Python 3.2 Beta 1?
 Core and Builtins
 -----------------
 
+- Issue #10255: Fix reference leak in Py_InitializeEx().  Patch by Neil
+  Schemenauer.
+
 - Issue #4925: Add filename to error message when executable can't be found in
   subprocess.
 
diff --git a/Python/pythonrun.c b/Python/pythonrun.c
index 784558c..37c1f11 100644
--- a/Python/pythonrun.c
+++ b/Python/pythonrun.c
@@ -893,8 +893,10 @@ initstdio(void)
 
     /* Set builtins.open */
     if (PyObject_SetAttrString(bimod, "open", wrapper) == -1) {
+        Py_DECREF(wrapper);
         goto error;
     }
+    Py_DECREF(wrapper);
 
     encoding = Py_GETENV("PYTHONIOENCODING");
     errors = NULL;