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A possible double PyMem_FREE() due to tokenizer.c's tok_nextc() #80640

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@ZackerySpytz
BPO 36459
Nosy @serhiy-storchaka, @ZackerySpytz, @pablogsal, @miss-islington
PRs
  • bpo-36459: Fix a possible double PyMem_FREE() due to tokenizer.c's tok_nextc() #12601
  • [2.7] bpo-36459: Fix a possible double PyMem_FREE() due to tokenizer.c's tok_nextc() (12601) #12604
  • [3.7] bpo-36459: Fix a possible double PyMem_FREE() due to tokenizer.c's tok_nextc() (12601) #12605
  • 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 2019-03-28.15:15:07.990>
    created_at = <Date 2019-03-28.04:33:19.566>
    labels = ['interpreter-core', '3.7', '3.8', 'type-crash']
    title = "A possible double PyMem_FREE() due to tokenizer.c's tok_nextc()"
    updated_at = <Date 2019-03-28.15:15:07.990>
    user = 'https://github.com/ZackerySpytz'

    bugs.python.org fields:

    activity = <Date 2019-03-28.15:15:07.990>
    actor = 'serhiy.storchaka'
    assignee = 'none'
    closed = True
    closed_date = <Date 2019-03-28.15:15:07.990>
    closer = 'serhiy.storchaka'
    components = ['Interpreter Core']
    creation = <Date 2019-03-28.04:33:19.566>
    creator = 'ZackerySpytz'
    dependencies = []
    files = []
    hgrepos = []
    issue_num = 36459
    keywords = ['patch']
    message_count = 4.0
    messages = ['339013', '339043', '339049', '339051']
    nosy_count = 4.0
    nosy_names = ['serhiy.storchaka', 'ZackerySpytz', 'pablogsal', 'miss-islington']
    pr_nums = ['12601', '12604', '12605']
    priority = 'normal'
    resolution = 'fixed'
    stage = 'resolved'
    status = 'closed'
    superseder = None
    type = 'crash'
    url = 'https://bugs.python.org/issue36459'
    versions = ['Python 2.7', 'Python 3.7', 'Python 3.8']

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      3.7 (EOL)end of life3.8 (EOL)end of lifeinterpreter-core(Objects, Python, Grammar, and Parser dirs)type-crashA hard crash of the interpreter, possibly with a core dump

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