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[3.11] gh-121285: Remove backtracking when parsing tarfile headers (GH-121286)#123639

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pablogsal merged 1 commit intopython:3.11from
sethmlarson:backport-34ddb64-3.11
Sep 3, 2024
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[3.11] gh-121285: Remove backtracking when parsing tarfile headers (GH-121286)#123639
pablogsal merged 1 commit intopython:3.11from
sethmlarson:backport-34ddb64-3.11

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@sethmlarson sethmlarson commented Sep 3, 2024

  • Remove backtracking when parsing tarfile headers
  • Rewrite PAX header parsing to be stricter
  • Optimize parsing of GNU extended sparse headers v0.0

(cherry picked from commit 34ddb64)

…ers (pythonGH-121286)

* Remove backtracking when parsing tarfile headers
* Rewrite PAX header parsing to be stricter
* Optimize parsing of GNU extended sparse headers v0.0

(cherry picked from commit 34ddb64)

Co-authored-by: Seth Michael Larson <seth@python.org>
Co-authored-by: Kirill Podoprigora <kirill.bast9@mail.ru>
Co-authored-by: Gregory P. Smith <greg@krypto.org>
@sethmlarson sethmlarson changed the title [3.11] gh-121285: Remove backtracking when parsing tarfile headers (G… [3.11] gh-121285: Remove backtracking when parsing tarfile headers (GH-121286) Sep 3, 2024
@pablogsal pablogsal enabled auto-merge (squash) September 3, 2024 14:59
@pablogsal pablogsal merged commit d449caf into python:3.11 Sep 3, 2024
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