Fedora 41: FEDORA-2025-c10725fc18 critical: python-pycares DoS threat
fedora
June 21, 2025
4.9.0
Summary
pycares is a Python module which provides an interface to
c-ares. c-ares is a C library that performs DNS requests and name
resolutions asynchronously.
Update Information:
4.9.0
Topics Covered
Change Log
* Fri Jun 13 2025 Gwyn Ciesla
References
[ 1 ] Bug #2372603 - python-pycares-4.9.0 is available
https://bugzilla.redhat.com/show_bug.cgi?id=2372603
[ 2 ] Bug #2373112 - CVE-2025-48945 python-pycares: pycares Channel Use-After-Free [fedora-42]
https://bugzilla.redhat.com/show_bug.cgi?id=2373112
Update Instructions
This update can be installed with the "dnf" update program. Use su -c 'dnf upgrade --advisory FEDORA-2025-c10725fc18' 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: python-pycares
Product: Fedora 41
Version: 4.9.0
Release: 1.fc41
Summary: Python interface for c-ares
Topics Covered
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