Fedora alert FEDORA-2025-3f9b87b0e7 (python-kdcproxy)

From:
             
 
updates--- via package-announce <package-announce@lists.fedoraproject.org>
To:
             
 
package-announce@lists.fedoraproject.org
Subject:
             
 
[SECURITY] Fedora 43 Update: python-kdcproxy-1.1.0-1.fc43
Date:
             
 
Fri, 05 Dec 2025 02:11:42 +0000
Message-ID:
             
 
<20251205021142.5C1BE7766E@bastion01.rdu3.fedoraproject.org>
Archive-link:
             
 
Article
--------------------------------------------------------------------------------
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#upgr...

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
--------------------------------------------------------------------------------



Attachment: None (type=text/plain)
-- 
_______________________________________________
package-announce mailing list -- package-announce@lists.fedoraproject.org
To unsubscribe send an email to package-announce-leave@lists.fedoraproject.org
Fedora Code of Conduct: https://docs.fedoraproject.org/en-US/project/code-of-cond...
List Guidelines: https://fedoraproject.org/wiki/Mailing_list_guidelines
List Archives:
https://lists.fedoraproject.org/archives/list/package-ann...
Do not reply to spam, report it: https://pagure.io/fedora-infrastructure/new_issue