8000 [3.11] gh-118486: Support mkdir(mode=0o700) on Windows (GH-118488) by zooba · Pull Request #118739 · python/cpython · GitHub
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[3.11] gh-118486: Support mkdir(mode=0o700) on Windows (GH-118488) #118739

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Merged
merged 5 commits into from
May 24, 2024
Merged

[3.11] gh-118486: Support mkdir(mode=0o700) on Windows (GH-118488) #118739

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ffed50e
gh-118486: Support mkdir(mode=0o700) on Windows
zooba May 1, 2024
83b6e18
Fix CVE in docs
zooba May 7, 2024
7e01002
Use language-invariant ACL
zooba May 9, 2024
1288fdc
Merge branch 'gh-118486-3.11' of https://github.com/zooba/cpython int…
zooba May 9, 2024
e598a53
gh-118486: Simplify test_win32_mkdir_700 to check the exact ACL (GH-1…
zooba May 15, 2024
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Fix CVE in docs
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@zooba
zooba authored May 7, 2024
commit 83b6e18742ba909e62d1ae8c938a66f8ab541b70
4 changes: 2 additions & 2 deletions Doc/whatsnew/3.11.rst
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Expand Up @@ -902,7 +902,7 @@ os
* As of 3.11.10, :func:`os.mkdir` and :func:`os.makedirs` on Windows
now support passing a *mode* value of ``0o700`` to apply access
control to the new directory. This implicitly affects
:func:`tempfile.mkdtemp` and is a mitigation for :cve:`2024-4030`.
:func:`tempfile.mkdtemp` and is a mitigation for CVE-2024-4030.
Other values for *mode* continue to be ignored.
(Contributed by Steve Dower in :gh:`118486`.)

Expand Down Expand Up @@ -1068,7 +1068,7 @@ tempfile

* As of 3.11.10 on Windows, the default mode ``0o700`` used by
:func:`tempfile.mkdtemp` now limits access to the new directory due to
changes to :func:`os.mkdir`. This is a mitigation for :cve:`2024-4030`.
changes to :func:`os.mkdir`. This is a mitigation for CVE-2024-4030.
(Contributed by Steve Dower in :gh:`118486`.)


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2 changes: 1 addition & 1 deletion Misc/NEWS.d/next/Security/2024-05-01-20-57-09.gh-issue-118486.K44KJG.rst
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@@ -1,4 +1,4 @@
:func:`os.mkdir` on Windows now accepts *mode* of ``0o700`` to restrict
the new directory to the current user. This fixes :cve:`2024-4030`
the new directory to the current user. This fixes CVE-2024-4030
affecting :func:`tempfile.mkdtemp` in scenarios where the base temporary
directory is more permissive than the default.
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