-------------------------------------------------------------------------------- Fedora Update Notification FEDORA-2026-2b6dfd7c83 2026-01-31 17:08:28.805739+00:00 --------------------------------------------------------------------------------
Name : mingw-python-urllib3 Product : Fedora 42 Version : 2.6.3 Release : 1.fc42 URL : https://urllib3.readthedocs.io/en/latest/ Summary : MinGW Windows Python urllib3 Description : MinGW Windows Python urllib3.
-------------------------------------------------------------------------------- Update Information:
Update to 2.6.3, fixes CVE-2025-66471, CVE-2025-21441, CVE-2025-66418. -------------------------------------------------------------------------------- ChangeLog:
* Fri Jan 9 2026 Sandro Mani manisandro@gmail.com - 2.6.3-1 - Update to 2.6.3 * Sat Dec 13 2025 Sandro Mani manisandro@gmail.com - 2.6.2-1 - Update to 2.6.2 * Fri Aug 15 2025 Sandro Mani manisandro@gmail.com - 2.5.0-1 - Update to 2.5.0 * Thu Jul 24 2025 Fedora Release Engineering releng@fedoraproject.org - 2.4.0-2 - Rebuilt for https://fedoraproject.org/wiki/Fedora_43_Mass_Rebuild * Wed Apr 16 2025 Sandro Mani manisandro@gmail.com - 2.4.0-1 - Update to 2.4.0 -------------------------------------------------------------------------------- References:
[ 1 ] Bug #2431299 - CVE-2025-66471 mingw-python-urllib3: urllib3 Streaming API improperly handles highly compressed data [fedora-42] https://bugzilla.redhat.com/show_bug.cgi?id=2431299 [ 2 ] Bug #2431302 - CVE-2025-66471 mingw-python-urllib3: urllib3 Streaming API improperly handles highly compressed data [fedora-43] https://bugzilla.redhat.com/show_bug.cgi?id=2431302 [ 3 ] Bug #2431306 - CVE-2026-21441 mingw-python-urllib3: urllib3 vulnerable to decompression-bomb safeguard bypass when following HTTP redirects (streaming API) [fedora-42] https://bugzilla.redhat.com/show_bug.cgi?id=2431306 [ 4 ] Bug #2431309 - CVE-2026-21441 mingw-python-urllib3: urllib3 vulnerable to decompression-bomb safeguard bypass when following HTTP redirects (streaming API) [fedora-43] https://bugzilla.redhat.com/show_bug.cgi?id=2431309 [ 5 ] Bug #2431356 - CVE-2025-66418 mingw-python-urllib3: urllib3: Unbounded decompression chain leads to resource exhaustion [fedora-42] https://bugzilla.redhat.com/show_bug.cgi?id=2431356 [ 6 ] Bug #2431358 - CVE-2025-66418 mingw-python-urllib3: urllib3: Unbounded decompression chain leads to resource exhaustion [fedora-43] https://bugzilla.redhat.com/show_bug.cgi?id=2431358 --------------------------------------------------------------------------------
This update can be installed with the "dnf" update program. Use su -c 'dnf upgrade --advisory FEDORA-2026-2b6dfd7c83' 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
All packages are signed with the Fedora Project GPG key. More details on the GPG keys used by the Fedora Project can be found at https://fedoraproject.org/keys --------------------------------------------------------------------------------