Am 10.09.2012 03:50, schrieb christian.heimes:

http://hg.python.org/cpython/rev/85cb90f79cbf changeset: 78946:85cb90f79cbf user: Christian Heimes <christian@cheimes.de> date: Mon Sep 10 03:50:48 2012 +0200 summary: 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

files: Modules/_io/_iomodule.c | 2 +- 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/Modules/_io/_iomodule.c b/Modules/_io/_iomodule.c --- a/Modules/_io/_iomodule.c +++ b/Modules/_io/_iomodule.c @@ -229,7 +229,7 @@ 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;

Georg, this looks rather severe and should be included in the next release, too. Christian