PSF-2014-5

vendorUSosv

os.makedirs() not thread-safe

view advisory published 2014-11-16Licence: per source

Race condition in the _get_masked_mode function in Lib/os.py in Python 3.2 through 3.5, when exist_ok is set to true and multiple threads are used, might allow local users to bypass intended file permissions by leveraging a separate application vulnerability before the umask has been set to the expected value.

01

describes (1)

Related CVEs.

IDseverity exploitable
CVE-2014-2667USlow3.3—
Race condition in the _get_masked_mode function in Lib/os.py in Python 3.2 through 3.5, when exist_ok is set to true and multiple threads are used, might allow local users to bypas…
02

references

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