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Fedora 44 xorg-x11-server Important CVE Fixes 2026-28b7854014

fedora
Calendar Grey July 11, 2026
Dist Fedora Esm H88
xorg-x11-server security update fixes CVE-2026-55999 and CVE-2025-56000 for Fedora 44. Install promptly to ensure safety.
Update to xserver 21.1.24, fixes for: CVE-2026-55999, CVE-2025-56000

Summary

X.Org X11 X server.

Update Information:

Update to xserver 21.1.24, fixes for: CVE-2026-55999, CVE-2025-56000

Topics%20covered

Topics Covered

security advisory fedora update Xorg X11 Server CVE-2026-55999 CVE-2025-56000

Change Log

* Wed Jul 8 2026 Peter Hutterer - 21.1.24-1 - Update to xserver 21.1.24 Security fixes for: CVE-2026-55999, CVE-2025-56000 * Sat Jun 13 2026 Yaakov Selkowitz - 21.1.23-2 - Rebuilt for openssl 4.0

References

Fedora Update Notification FEDORA-2026-28b7854014 2026-07-12 01:10:38.798625+00:00 Name : xorg-x11-server Product : Fedora 44 Version : 21.1.24 Release : 1.fc44 URL : http://www.x.org Summary : X.Org X11 X server Description : X.Org X11 X server.

Update Instructions

This update can be installed with the "dnf" update program. Use su -c 'dnf upgrade --advisory FEDORA-2026-28b7854014' 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

Severity
important
Lowest
Low
Medium
High
Critical

Name: xorg-x11-server
Product: Fedora 44
Version: 21.1.24
Release: 1.fc44
URL: http://www.x.org
Summary: X.Org X11 X server

Topics%20covered

Topics Covered

security advisory fedora update Xorg X11 Server CVE-2026-55999 CVE-2025-56000

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