Back Linuxsecurity Fedora 44 Python 3.12 Update Critical Denial of Service Fix 2026
Audit Linux privileges now to limit compromise, escalation, and system-wide damage. Review Linux Privileges ×
Python 3.12 is an accessible, high-level, dynamically typed, interpreted
programming language, designed with an emphasis on code readability.
It includes an extensive standard library, and has a vast ecosystem of
third-party libraries.
The python3.12 package provides the "python3.12" executable: the reference
interpreter for the Python language, version 3.
The majority of its standard library is provided in the python3.12-libs package,
which should be installed automatically along with python3.12.
The remaining parts of the Python standard library are broken out into the
python3.12-tkinter and python3.12-test packages, which may need to be installed
Documentation for Python is provided in the python3.12-docs package.
Packages containing additional libraries for Python are generally named with
the "python3.12-" prefix.
A security update of the Python interpreter.
* Thu Aug 13 2026 Karolina Surma - 3.12.14-1 - Update to Python 3.12.14
* Thu Aug 13 2026 Karolina Surma - 3.12.14-1 - Update to Python 3.12.14
[ 1 ] Bug #2484190 - CVE-2026-7210 python3.12: Python/Expat: Denial of Service via crafted XML document [fedora-all] [ 2 ] Bug #2484557 - CVE-2026-3276 python3.12: Python unicodedata: Denial of Service due to excessive CPU consumption [fedora-all] [ 3 ] Bug #2506028 - CVE-2026-11940 python3.12: CPython: tarfile extraction filter bypass allows escaping the destination directory [fedora-all]
This update can be installed with the "dnf" update program. Use su -c 'dnf upgrade --advisory FEDORA-2026-a9f0296a41' at the command line. For more information, refer to the dnf documentation available at
Get the latest Linux and open source security news straight to your inbox.
The full story
This article is one source in a clustered incident — the cluster page carries the summary, timeline and every other outlet covering it.
