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Use-after-free in _asyncio_Future_remove_done_callback() of _asynciomodule.c #73149

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@NedWilliamson

Description

@NedWilliamson
BPO 28963
Nosy @vstinner, @ned-deily, @methane, @1st1
PRs
  • bpo-28963: Fix out of bound iteration in asyncio.Future.remove_done_c… #408
  • [Do Not Merge] Sample of CPython life with blurb. #703
  • [Do Not Merge] Convert Misc/NEWS so that it is managed by towncrier #552
  • Files
  • Issue28963.patch
  • 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 = <Date 2017-03-03.23:12:56.101>
    created_at = <Date 2016-12-13.19:26:41.436>
    labels = ['3.7', 'type-crash']
    title = 'Use-after-free in _asyncio_Future_remove_done_callback() of _asynciomodule.c'
    updated_at = <Date 2017-03-31.16:36:28.612>
    user = 'https://bugs.python.org/NedWilliamson'

    bugs.python.org fields:

    activity = <Date 2017-03-31.16:36:28.612>
    actor = 'dstufft'
    assignee = 'none'
    closed = True
    closed_date = <Date 2017-03-03.23:12:56.101>
    closer = 'yselivanov'
    components = []
    creation = <Date 2016-12-13.19:26:41.436>
    creator = 'Ned Williamson'
    dependencies = []
    files = ['45882']
    hgrepos = []
    issue_num = 28963
    keywords = ['patch']
    message_count = 13.0
    messages = ['283134', '283143', '283145', '283146', '283171', '283172', '283173', '283179', '283202', '288191', '288217', '288856', '290334']
    nosy_count = 5.0
    nosy_names = ['vstinner', 'ned.deily', 'methane', 'yselivanov', 'Ned Williamson']
    pr_nums = ['408', '703', '552']
    priority = None
    resolution = 'fixed'
    stage = 'resolved'
    status = 'closed'
    superseder = None
    type = 'crash'
    url = 'https://bugs.python.org/issue28963'
    versions = ['Python 3.6', 'Python 3.7']

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      3.7 (EOL)end of lifetype-crashA hard crash of the interpreter, possibly with a core dump

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