In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Avoid a NULL pointer dereference [WHY] Although unlikely drm_atomic_get_new_connector_state() or drm_atomic_get_old_connector_state() can return NULL. [HOW] Check returns before dereference. (cherry picked from commit 1e5e8d672fec9f2ab352be121be971877bff2af9)
https://git.kernel.org/stable/c/f653dd30839eb4f573a7539e90b8a58ff9bedf2f
https://git.kernel.org/stable/c/9c92d12b5cb9d9d88c12ae71794d3a7382fcdec0
https://git.kernel.org/stable/c/6f860abff89417c0354b6ee5bbca188a233c5762
https://git.kernel.org/stable/c/36a6b43573d152736eaf2557fe60580dd73e9350
https://git.kernel.org/stable/c/0c1a486cbe6f9cb194e3c4a8ade4af2a642ba165
https://git.kernel.org/stable/c/07b93a5704b0b72002f0c4bd1076214af67dc661