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[3.8] gh-99889: Fix directory traversal security flaw in uu.decode() (GH-104096) #104332

Merged
merged 1 commit into from May 22, 2023
Merged

[3.8] gh-99889: Fix directory traversal security flaw in uu.decode() (GH-104096) #104332

merged 1 commit into from May 22, 2023

Commits on May 9, 2023

  1. pythongh-99889: Fix directory traversal security flaw in uu.decode() (p… 

    …ythonGH-104096)

* Fix directory traversal security flaw in uu.decode()
* also check absolute paths and os.altsep
* Add a regression test.

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(cherry picked from commit 0aeda29)

Co-authored-by: Sam Carroll <70000253+samcarroll42@users.noreply.github.com>
Co-authored-by: Gregory P. Smith <greg@krypto.org> [Google]
    @samcarroll42 @miss-islington
    samcarroll42 authored and miss-islington committed May 9, 2023
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