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Fix undefined behavior in os.utime() on Windows #79552

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serhiy-storchaka opened this issue Dec 1, 2018 · 4 comments
Closed

Fix undefined behavior in os.utime() on Windows #79552

serhiy-storchaka opened this issue Dec 1, 2018 · 4 comments
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@serhiy-storchaka
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3.7 (EOL) end of life 3.8 only security fixes extension-modules C modules in the Modules dir type-crash A hard crash of the interpreter, possibly with a core dump

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@serhiy-storchaka
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BPO 35371
Nosy @serhiy-storchaka, @miss-islington
PRs
  • bpo-35371: Fix possible crash in os.utime() on Windows. #10844
  • [3.7] bpo-35371: Fix possible crash in os.utime() on Windows. (GH-10844) #10845
  • [3.6] bpo-35371: Fix possible crash in os.utime() on Windows. (GH-10844) #10846
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    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 = 'https://github.com/serhiy-storchaka'
closed_at = <Date 2018-12-01.18:10:31.219>
created_at = <Date 2018-12-01.11:42:07.960>
labels = ['extension-modules', '3.7', '3.8', 'type-crash']
title = 'Fix undefined behavior in os.utime() on Windows'
updated_at = <Date 2018-12-01.18:10:31.218>
user = 'https://github.com/serhiy-storchaka'

    bugs.python.org fields:

    activity = <Date 2018-12-01.18:10:31.218>
actor = 'serhiy.storchaka'
assignee = 'serhiy.storchaka'
closed = True
closed_date = <Date 2018-12-01.18:10:31.219>
closer = 'serhiy.storchaka'
components = ['Extension Modules']
creation = <Date 2018-12-01.11:42:07.960>
creator = 'serhiy.storchaka'
dependencies = []
files = []
hgrepos = []
issue_num = 35371
keywords = ['patch']
message_count = 4.0
messages = ['330850', '330851', '330852', '330853']
nosy_count = 2.0
nosy_names = ['serhiy.storchaka', 'miss-islington']
pr_nums = ['10844', '10845', '10846']
priority = 'normal'
resolution = 'fixed'
stage = 'resolved'
status = 'closed'
superseder = None
type = 'crash'
url = 'https://bugs.python.org/issue35371'
versions = ['Python 3.6', 'Python 3.7', 'Python 3.8']
    @serhiy-storchaka
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    The hFile variable is used uninitialized in os.utime() on Windows when an error is raised in arguments parsing. This is an undefined behavior, and can cause a crash.

    @serhiy-storchaka serhiy-storchaka added 3.7 (EOL) end of life 3.8 only security fixes labels Dec 1, 2018
    @serhiy-storchaka serhiy-storchaka self-assigned this Dec 1, 2018
    @serhiy-storchaka serhiy-storchaka added extension-modules C modules in the Modules dir type-crash A hard crash of the interpreter, possibly with a core dump labels Dec 1, 2018
    @serhiy-storchaka
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    New changeset 32bc11c by Serhiy Storchaka in branch 'master':
    bpo-35371: Fix possible crash in os.utime() on Windows. (GH-10844)
    32bc11c

    @miss-islington
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    New changeset 265b419 by Miss Islington (bot) in branch '3.7':
    bpo-35371: Fix possible crash in os.utime() on Windows. (GH-10844)
    265b419

    @miss-islington
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    New changeset 013832f by Miss Islington (bot) in branch '3.6':
    bpo-35371: Fix possible crash in os.utime() on Windows. (GH-10844)
    013832f

    @ezio-melotti ezio-melotti transferred this issue from another repository Apr 10, 2022
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    @serhiy-storchaka serhiy-storchaka

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