Fedora 42 mingw-python3 Important Command Injection Fix 2026-ff5da930eb
fedora
April 5, 2026
Update to python-3.11.15, backport fixes for CVE-2026-4519, CVE-2026-3644, CVE-2026-4224, CVE-2026-2297 Update to python-3.11.15.
Summary
MinGW Windows python3
Update Information:
Update to python-3.11.15, backport fixes for CVE-2026-4519, CVE-2026-3644, CVE-2026-4224, CVE-2026-2297 Update to python-3.11.15.
Topics Covered
Change Log
* Fri Mar 27 2026 Sandro Mani
References
[ 1 ] Bug #2444702 - CVE-2026-2297 mingw-python3: CPython: Logging Bypass in Legacy .pyc File Handling [fedora-all]
https://bugzilla.redhat.com/show_bug.cgi?id=2444702
[ 2 ] Bug #2448186 - CVE-2026-3644 mingw-python3: Incomplete control character validation in http.cookies [fedora-all]
https://bugzilla.redhat.com/show_bug.cgi?id=2448186
[ 3 ] Bug #2448202 - CVE-2026-4224 mingw-python3: Stack overflow parsing XML with deeply nested DTD content models [fedora-all]
https://bugzilla.redhat.com/show_bug.cgi?id=2448202
[ 4 ] Bug #2449725 - CVE-2026-4519 mingw-python3: Python: Command-line option injection in webbrowser.open() via crafted URLs [fedora-all]
https://bugzilla.redhat.com/show_bug.cgi?id=2449725
Update Instructions
This update can be installed with the "dnf" update program. Use su -c 'dnf upgrade --advisory FEDORA-2026-ff5da930eb' at the command line. For more information, refer to the dnf documentation available at http://dnf.readthedocs.io/en/latest/command_ref.html#upgrade-command-label
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Severity
important
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Name: mingw-python3
Product: Fedora 42
Version: 3.11.15
Release: 2.fc42
Summary: MinGW Windows python3
Topics Covered
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