From: Christian Heimes <christian@cheimes.de>
Date: Mon, 10 Sep 2012 01:50:48 +0000 (+0200)
Subject: Fixed out-of-bounce write to rawmode buffer. The fixed size buffer wasn't enlarged... 
X-Git-Tag: v3.3.1rc1~818^2^2~109
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=89ff3c7f20ef2451041f80350f4718e3e4e735a1;p=python

Fixed out-of-bounce write to rawmode buffer. The fixed size buffer wasn't enlarged for the new 'x' flag. The buffer may contain the 5 flags xrwa+ and the \0 byte
---

diff --git a/Modules/_io/_iomodule.c b/Modules/_io/_iomodule.c
index 15781ac32e..0622c58181 100644
--- a/Modules/_io/_iomodule.c
+++ b/Modules/_io/_iomodule.c
@@ -229,7 +229,7 @@ io_open(PyObject *self, PyObject *args, PyObject *kwds)
     int creating = 0, reading = 0, writing = 0, appending = 0, updating = 0;
     int text = 0, binary = 0, universal = 0;
 
-    char rawmode[5], *m;
+    char rawmode[6], *m;
     int line_buffering, isatty;
 
     PyObject *raw, *modeobj = NULL, *buffer = NULL, *wrapper = NULL;