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Possible integer overflow in PyCode_New() #62495

Description

@vstinner
BPO 18295
Nosy @loewis, @vstinner, @tiran, @serhiy-storchaka, @zooba
Files
  • code_ssize_t.patch
  • code_ssize_t_2.patch.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 2018-09-19.23:18:50.544>
    created_at = <Date 2013-06-24.21:19:05.425>
    labels = ['interpreter-core', 'type-crash']
    title = 'Possible integer overflow in PyCode_New()'
    updated_at = <Date 2018-09-19.23:18:50.543>
    user = 'https://github.com/vstinner'

    bugs.python.org fields:

    activity = <Date 2018-09-19.23:18:50.543>
    actor = 'vstinner'
    assignee = 'none'
    closed = True
    closed_date = <Date 2018-09-19.23:18:50.544>
    closer = 'vstinner'
    components = ['Interpreter Core']
    creation = <Date 2013-06-24.21:19:05.425>
    creator = 'vstinner'
    dependencies = []
    files = ['32712', '38116']
    hgrepos = []
    issue_num = 18295
    keywords = ['patch']
    message_count = 12.0
    messages = ['191805', '191806', '191809', '191900', '203443', '224355', '235853', '235896', '236103', '246361', '272886', '321644']
    nosy_count = 6.0
    nosy_names = ['loewis', 'vstinner', 'christian.heimes', 'python-dev', 'serhiy.storchaka', 'steve.dower']
    pr_nums = []
    priority = 'normal'
    resolution = 'fixed'
    stage = 'resolved'
    status = 'closed'
    superseder = None
    type = 'crash'
    url = 'https://bugs.python.org/issue18295'
    versions = ['Python 2.7', 'Python 3.6']

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      interpreter-core(Objects, Python, Grammar, and Parser dirs)type-crashA hard crash of the interpreter, possibly with a core dump

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