In the Linux kernel, the following vulnerability has been resolved: drm/i915: Grab inteldisplay from the encoder to avoid potential oopsies Grab the inteldisplay from 'encoder' rather than 'state' in the encoder hooks to avoid the massive footgun that is intelsanitizeencoder(), which passes NULL as the 'state' argument to encoder .disable() and .postdisable(). TODO: figure out how to actually fix intelsanitize_encoder()...