-------------------------------------------------------------------------------- Fedora Update Notification FEDORA-2025-3f9b87b0e7 2025-12-05 02:08:09.994277+00:00 --------------------------------------------------------------------------------
Name : python-kdcproxy Product : Fedora 43 Version : 1.1.0 Release : 1.fc43 URL : https://github.com/latchset/kdcproxy Summary : MS-KKDCP (kerberos proxy) WSGI module Description : This package contains a Python WSGI module for proxying KDC requests over HTTP by following the MS-KKDCP protocol. It aims to be simple to deploy, with minimal configuration.
-------------------------------------------------------------------------------- Update Information:
New upstream version (1.1.0) Use DNS discovery for declared realms only (CVE-2025-59088) Fix DoS vulnerability based on unbounded TCP buffering (CVE-2025-59089) Stop using deprecated %py3_build/%py3_install macros -------------------------------------------------------------------------------- ChangeLog:
* Wed Nov 19 2025 Julien Rische jrische@redhat.com - 1.1.0-1 - New upstream version (1.1.0) - Use DNS discovery for declared realms only (CVE-2025-59088) Resolves: rhbz#2415861 - Fix DoS vulnerability based on unbounded TCP buffering (CVE-2025-59089) Resolves: rhbz#2415860 - Stop using deprecated \ CFLAGS="${CFLAGS:-${RPM_OPT_FLAGS}}" LDFLAGS="${LDFLAGS:-${RPM_LD_FLAGS}}"\ /usr/bin/python3 setup.py build --executable="/usr/bin/python3 -sP" /\ CFLAGS="${CFLAGS:-${RPM_OPT_FLAGS}}" LDFLAGS="${LDFLAGS:-${RPM_LD_FLAGS}}"\ /usr/bin/python3 setup.py install -O1 --skip-build --root /builddir/build/BUILD/python-kdcproxy-1.1.0-build/BUILDROOT --prefix /usr macros rm -rfv /builddir/build/BUILD/python-kdcproxy-1.1.0-build/BUILDROOT/usr/bin/__pycache__
Resolves: rhbz#2377837 -------------------------------------------------------------------------------- References:
[ 1 ] Bug #2377837 - python-kdcproxy: Stop using deprecated %py3_build/%py3_install macros https://bugzilla.redhat.com/show_bug.cgi?id=2377837 [ 2 ] Bug #2415860 - CVE-2025-59089 python-kdcproxy: Remote DoS via unbounded TCP upstream buffering [fedora-43] https://bugzilla.redhat.com/show_bug.cgi?id=2415860 [ 3 ] Bug #2415861 - CVE-2025-59088 python-kdcproxy: Unauthenticated SSRF via Realm‑Controlled DNS SRV [fedora-43] https://bugzilla.redhat.com/show_bug.cgi?id=2415861 --------------------------------------------------------------------------------
This update can be installed with the "dnf" update program. Use su -c 'dnf upgrade --advisory FEDORA-2025-3f9b87b0e7' 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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