In the Linux kernel, the following vulnerability has been resolved: drm/i915/hdcp: Add encoder check in hdcp2_get_capability Add encoder check in intel_hdcp2_get_capability to avoid null pointer error.
https://git.kernel.org/stable/c/d34f4f058edf1235c103ca9c921dc54820d14d40
https://git.kernel.org/stable/c/5b89dcf23575eb5bb95ce8d672cbc2232c2eb096