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Fedora 44 Xwayland Critical Update Security Fixes ZDI-CAN

Linuxsecurity •LinuxSecurity Advisories • June 4, 2026

Update to xwayland 24.1.12, security fixes for ZDI-CAN-30136, ZDI-CAN-30159, ZDI-CAN-30160, ZDI-CAN-30161, ZDI-CAN-30163, ZDI-CAN-30164, ZDI-CAN-30165, ZDI-CAN-30168

* Tue Jun 2 2026 Peter Hutterer - 24.1.12-1 - Update to xwayland 24.1.12 Security fixes for: ZDI-CAN-30136, ZDI-CAN-30159, ZDI-CAN-30160, ZDI-CAN-30161, ZDI-CAN-30163, ZDI-CAN-30164, ZDI-CAN-30165, ZDI-CAN-30168

Fedora Update Notification FEDORA-2026-f98eff99c4 2026-06-04 01:48:27.004529+00:00 Name : xorg-x11-server-Xwayland Product : Fedora 44 Version : 24.1.12 Release : 1.fc44 URL : Summary : Xwayland Description : Xwayland is an X server for running X clients under Wayland.

This update can be installed with the "dnf" update program. Use su -c 'dnf upgrade --advisory FEDORA-2026-f98eff99c4' at the command line. For more information, refer to the dnf documentation available at

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Fedora 44 Security Updates Address Multiple Vulnerabilities in Xwayland and X Server On June 2, 2026, Fedora released critical updates for its Xwayland and X server components, addressing multiple security vulnerabilities identified as ZDI-CAN-30136, ZDI-CAN-30159, ZDI-CAN-30160, ZDI-CAN-30161, ZDI-CAN-30163, ZDI-CAN-30164, ZDI-CAN-30165, and ZDI-CAN-30168. The updates include Xwayland version 24.1.12 and xserver version 21.1.23. These vulnerabilities could potentially allow unauthorized access or exploitation of systems running Fedora 44. Users are advised to apply the updates immediately to mitigate risks associated with these vulnerabilities. The updates can be installed using the 'dnf' package manager. The vulnerabilities were reported by the Zero Day Initiative (ZDI). Current status indicates that the updates are available and should be prioritized by system administrators. 4 sources 61

Fedora 44 Xwayland Critical Update Security Fixes ZDI-CAN

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