python / python/cpython

Fix tempfile.mktemp()

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3.10 stdlib type-security
Dominant language
Python
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Description

BPO 43604
Nosy @serhiy-storchaka, @dlukes

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 2021-03-23.15:26:30.711>
labels = ['type-security', 'library', '3.10']
title = 'Fix tempfile.mktemp()'
updated_at = <Date 2021-03-23.19:35:24.997>
user = 'https://github.com/dlukes'

bugs.python.org fields:

activity = <Date 2021-03-23.19:35:24.997>
actor = 'dlukes'
assignee = 'none'
closed = False
closed_date = None
closer = None
components = ['Library (Lib)']
creation = <Date 2021-03-23.15:26:30.711>
creator = 'dlukes'
dependencies = []
files = []
hgrepos = []
issue_num = 43604
keywords = []
message_count = 4.0
messages = ['389393', '389394', '389402', '389407']
nosy_count = 2.0
nosy_names = ['serhiy.storchaka', 'dlukes']
pr_nums = []
priority = 'normal'
resolution = None
stage = None
status = 'open'
superseder = None
type = 'security'
url = 'https://bugs.python.org/issue43604'
versions = ['Python 3.10']

Contributor guide

Open the contributing guide

First steps

  1. Read the whole issue, then the project's contributing guide.
  2. Comment on the issue to say you are picking it up — it saves two people doing the same work.
  3. Fork the repository and make your change on a branch.
  4. Open a pull request that references the issue number.

Research direction

Read the tempfile.mktemp() implementation and the linked BPO 43604 discussion first. Use the issue's security classification to establish the intended behavior, then verify the change with the tempfile-related tests; done means the unsafe behavior is addressed.

Written by the indexing model from the issue text.

Assessment

Tech stack
python
Domain
security
Issue type
Bug
Difficulty
5/5
Estimated time
Over a week
Activity status
Stale
Clarity
Needs clarification
Newbie friendliness
25/100

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