RLSA-2026:3476 Important: udisks2 security update

The Udisks project provides a daemon, tools, and libraries to access and manipulate disks, storage devices, and technologies. Security Fixes: udisks: Missing Authorization Check Allows Unprivileged Users to Back Up LUKS Headers via udisks D-Bus API CVE-2026-26104 udisks: Missing Authorization Che...

CVE-2026-26104

A flaw was found in the udisks storage management daemon that allows unprivileged users to back up LUKS encryption headers without authorization. The issue occurs because a privileged D-Bus method responsible for exporting encryption metadata does not perform a policy check. As a result, sensitiv...