CVE-2025-68296 drm, fbcon, vga_switcheroo: Avoid race condition in fbcon setup

In the Linux kernel, the following vulnerability has been resolved: drm, fbcon, vgaswitcheroo: Avoid race condition in fbcon setup Protect vgaswitcherooclientfbset with console lock. Avoids OOB access in fbconremapall. Without holding the console lock the call races with switching outputs. VGA...