CVE-2026-31460

In the Linux kernel, the drm/amd/display path was fixed to validate the ext_caps pointer before using it in BL setup, specifically for LVDS connectors that do not have extended backlight caps. The root cause was dereferencing an invalid ext_caps pointer, which could crash the system. The fix (che...

CVE-2026-31460 drm/amd/display: check if ext_caps is valid in BL setup

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: check if extcaps is valid in BL setup LVDS connectors don't have extended backlight caps so check if the pointer is valid before accessing it. cherry picked from commit 3f797396d7f4eb9bb6eded184bbc6f033628a6f6...