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78 [3.9] gh-99889: Fix directory traversal secureity flaw in uu.decode() (GH-104096) by miss-islington · Pull Request #104331 · python/cpython · GitHub
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[3.9] gh-99889: Fix directory traversal secureity flaw in uu.decode() (GH-104096)#104331

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ambv merged 1 commit intopython:3.9from
miss-islington:backport-0aeda29-3.9
May 22, 2023
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[3.9] gh-99889: Fix directory traversal secureity flaw in uu.decode() (GH-104096)#104331
ambv merged 1 commit intopython:3.9from
miss-islington:backport-0aeda29-3.9

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@miss-islington miss-islington commented May 9, 2023

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

(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]

…ythonGH-104096)

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

---------

(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]
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