[issue21082] os.makedirs(exist_ok=True) is not thread-safe: umask is set temporary to 0, serious security problem
Antoine Pitrou
report at bugs.python.org
Fri Mar 28 10:48:45 CET 2014
Antoine Pitrou added the comment:
(note that Victor's patch is of course not an actual fix, only a mitigation; if someone is relying on a stricter umask they will still be vulnerable to this)
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<http://bugs.python.org/issue21082>
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