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Fedora 41: FEDORA-2025-56b4c0f4 critical: python3.11 denial of service

fedora
Calendar Grey June 14, 2025
Dist Fedora Esm H88
Fedora 41 users: A new Python 3.11 update addresses key vulnerabilities in tarfile filtering, enhancing security and stability. Upgrade promptly to mitigate risks
Update to 3.11.13

Summary

Python 3.11 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 python3.11 package provides the "python3.11" executable: the reference

interpreter for the Python language, version 3.

The majority of its standard library is provided in the python3.11-libs package,

which should be installed automatically along with python3.11.

The remaining parts of the Python standard library are broken out into the

python3.11-tkinter and python3.11-test packages, which may need to be installed

separately.

Documentation for Python is provided in the python3.11-docs package.

Packages containing additional libraries for Python are generally named with

the "python3.11-" prefix.

Update Information:

Update to 3.11.13. gh-135034: [CVE 2024-12718] [CVE 2025-4138] [CVE 2025-4330] [CVE 2025-4435] [CVE 2025-4517] Fixes multiple issues that allowed tarfile extraction filters (filter="data" and filter="tar") to be bypassed using crafted symlinks and hard links. gh-133767: Fix use-after-free in the “unicode-escape” decoder with a non-“strict” error handler. gh-128840: Short-circuit the processing of long IPv6 addresses early in ipaddress to prevent excessive memory consumption and a minor denial-of-service.

Change Log

* Wed Jun 4 2025 Tomáš Hrnčiar - 3.11.13-1 - Update to 3.11.13

References

Fedora Update Notification FEDORA-2025-56b4c0f4c4 2025-06-14 01:51:14.531285+00:00
Name : python3.11 Product : Fedora 41 Version : 3.11.13 Release : 1.fc41 URL : https://www.python.org/ Summary : Version 3.11 of the Python interpreter Description : Python 3.11 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 python3.11 package provides the "python3.11" executable: the reference interpreter for the Python language, version 3. The majority of its standard library is provided in the python3.11-libs package, which should be installed automatically along with python3.11. The remaining parts of the Python standard library are broken out into the python3.11-tkinter and python3.11-test packages, which may need to be installed separately.
Documentation for Python is provided in the python3.11-docs package.
Packages containing additional libraries for Python are generally named with the "python3.11-" prefix.

Update Instructions

This update can be installed with the "dnf" update program. Use su -c 'dnf upgrade --advisory FEDORA-2025-56b4c0f4c4' 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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Name: python3.11
Product: Fedora 41
Version: 3.11.13
Release: 1.fc41
Summary: Version 3.11 of the Python interpreter

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