Fedora 43 389-ds-base Security Advisory 2026-27ce708600
fedora
February 26, 2026
New minor version of the Python interpreter, bringing also security fixes
Summary
389 Directory Server is an LDAPv3 compliant server. The base package includes
the LDAP server and command line utilities for server administration.
Update Information:
New minor version of the Python interpreter, bringing also security fixes. 389-ds-base: Fix system index configuration issues 389-ds-base: Fix AttributeError: 'CustomHelpFormatter' object has no attribute '_format_actions_usage'
Topics Covered
Change Log
* Fri Feb 13 2026 Viktor Ashirov
References
[ 1 ] Bug #2424574 - 389-ds-base fails to build with Python 3.15: AttributeError: 'CustomHelpFormatter' object has no attribute '_format_actions_usage'
https://bugzilla.redhat.com/show_bug.cgi?id=2424574
[ 2 ] Bug #2431825 - CVE-2025-11468 python3.14: Missing character filtering in Python [fedora-43]
https://bugzilla.redhat.com/show_bug.cgi?id=2431825
[ 3 ] Bug #2431837 - CVE-2026-0672 python3.14: Header injection in http.cookies.Morsel in Python [fedora-43]
https://bugzilla.redhat.com/show_bug.cgi?id=2431837
[ 4 ] Bug #2431838 - CVE-2026-0865 python3.14: wsgiref.headers.Headers allows header newline injection in Python [fedora-43]
https://bugzilla.redhat.com/show_bug.cgi?id=2431838
[ 5 ] Bug #2431851 - CVE-2025-15282 python3.14: Header injection via newlines in data URL mediatype in Python [fedora-43]
https://bugzilla.redhat.com/show_bug.cgi?id=2431851
[ 6 ] Bug #2433829 - CVE-2026-1299 python3.14: email header injection...
Update Instructions
This update can be installed with the "dnf" update program. Use su -c 'dnf upgrade --advisory FEDORA-2026-27ce708600' 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
PREVIOUS
NEXT
Severity
important
Lowest
Low
Medium
High
Critical
Name: 389-ds-base
Product: Fedora 43
Version: 3.1.4
Release: 7.fc43
Summary: 389 Directory Server (base)
Topics Covered
Get the latest News and Insights
Get the latest Linux and open source security news straight to your inbox.
Related News
Powered By
Linux Security - Your source for Top Linux News, Advisories, HOWTOs and Feature Releases
QUICK LINKS
subscribe to newsletters!
Like staying secure? So do we.
Sign up for updates, tips, and alerts!