From: Victor Stinner <victor.stinner@haypocalc.com>
Date: Mon, 22 Mar 2010 12:11:44 +0000 (+0000)
Subject: Fix a crash in _elementtree related to lone unicode surrogates.
X-Git-Tag: v3.2a1~1346
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=0477bf3a934b9e959ce4a64f25ce24310797d50e;p=python

Fix a crash in _elementtree related to lone unicode surrogates.

Fix a segfault on:

   >>> import _elementtree
   >>> _elementtree.iterparse('/bin/sh', ("\uDC80", "\ud808\udf45"))
---

diff --git a/Modules/_elementtree.c b/Modules/_elementtree.c
index 88374cc352..2fad8e2f47 100644
--- a/Modules/_elementtree.c
+++ b/Modules/_elementtree.c
@@ -2734,6 +2734,8 @@ xmlparser_setevents(XMLParserObject* self, PyObject* args)
         char* event;
         if (PyUnicode_Check(item)) {
             event = _PyUnicode_AsString(item);
+            if (event == NULL)
+                goto error;
         } else if (PyBytes_Check(item))
             event = PyBytes_AS_STRING(item);
         else {