[3.12] gh-145506: Fixes CVE-2026-2297 by ensuring SourcelessFileLoader uses io.open_code (GH-145507) (#145514)
Yhg1s <[email protected]> Tue, 04 Aug 2026 05:15:23 -0400 (EDT)
| Newsgroups | gmane.comp.python.cvs |
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https://github.com/python/cpython/commit/c70adad78caeeea33f92f560ecb93331ca11bf66 commit: c70adad78caeeea33f92f560ecb93331ca11bf66 branch: 3.12 author: Miss Islington (bot) <[email protected]> committer: Yhg1s <[email protected]> date: 2026-08-04T11:14:48+02:00 summary: [3.12] gh-145506: Fixes CVE-2026-2297 by ensuring SourcelessFileLoader uses io.open_code (GH-145507) (#145514) gh-145506: Fixes CVE-2026-2297 by ensuring SourcelessFileLoader uses io.open_code (GH-145507) (cherry picked from commit a51b1b512de1d56b3714b65628a2eae2b07e535e) Co-authored-by: Steve Dower <[email protected]> files: A Misc/NEWS.d/next/Security/2026-03-04-18-59-17.gh-issue-145506.6hwvEh.rst M Lib/importlib/_bootstrap_external.py diff --git a/Lib/importlib/_bootstrap_external.py b/Lib/importlib/_bootstrap_external.py index 9b8a8dfc5aae28c..6e4a087a10cd572 100644 --- a/Lib/importlib/_bootstrap_external.py +++ b/Lib/importlib/_bootstrap_external.py @@ -1186,7 +1186,7 @@ def get_filename(self, fullname): def get_data(self, path): """Return the data from path as raw bytes.""" - if isinstance(self, (SourceLoader, ExtensionFileLoader)): + if isinstance(self, (SourceLoader, SourcelessFileLoader, ExtensionFileLoader)): with _io.open_code(str(path)) as file: return file.read() else: diff --git a/Misc/NEWS.d/next/Security/2026-03-04-18-59-17.gh-issue-145506.6hwvEh.rst b/Misc/NEWS.d/next/Security/2026-03-04-18-59-17.gh-issue-145506.6hwvEh.rst new file mode 100644 index 000000000000000..dcdb44d4fae4e5f --- /dev/null +++ b/Misc/NEWS.d/next/Security/2026-03-04-18-59-17.gh-issue-145506.6hwvEh.rst @@ -0,0 +1,2 @@ +Fixes :cve:`2026-2297` by ensuring that ``SourcelessFileLoader`` uses +:func:`io.open_code` when opening ``.pyc`` files. _______________________________________________ Python-checkins mailing list -- [email protected] To unsubscribe send an email to [email protected] https://mail.python.org/mailman3//lists/python-checkins.python.org Member address: [email protected]