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Race condition in shutil.copyfile(): source file replaced file during copy #74585

@pkmoore

Description

@pkmoore
mannequin
BPO 30400
Nosy @vstinner, @giampaolo, @zware, @pkmoore
PRs
  • bpo-30400: Fix race condition in shutil.copyfile() #1659
  • Note: these values reflect the state of the issue at the time it was migrated and might not reflect the current state.

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    GitHub fields:

    assignee = None
    closed_at = None
    created_at = <Date 2017-05-18.20:22:00.056>
    labels = ['type-security', '3.8', 'library']
    title = 'Race condition in shutil.copyfile(): source file replaced file during copy'
    updated_at = <Date 2018-08-14.05:17:08.289>
    user = 'https://github.com/pkmoore'

    bugs.python.org fields:

    activity = <Date 2018-08-14.05:17:08.289>
    actor = 'Preston Moore'
    assignee = 'none'
    closed = False
    closed_date = None
    closer = None
    components = ['Library (Lib)']
    creation = <Date 2017-05-18.20:22:00.056>
    creator = 'Preston Moore'
    dependencies = []
    files = []
    hgrepos = []
    issue_num = 30400
    keywords = []
    message_count = 12.0
    messages = ['293938', '293940', '296037', '321069', '321201', '321278', '321468', '321640', '321649', '321696', '322235', '323501']
    nosy_count = 4.0
    nosy_names = ['vstinner', 'giampaolo.rodola', 'zach.ware', 'Preston Moore']
    pr_nums = ['1659']
    priority = 'normal'
    resolution = None
    stage = 'patch review'
    status = 'open'
    superseder = None
    type = 'security'
    url = 'https://bugs.python.org/issue30400'
    versions = ['Python 3.8']

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      3.8 (EOL)end of lifestdlibPython modules in the Lib dirtype-securityA security issue

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