In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Check null-initialized variables [WHAT & HOW] drr_timing and subvp_pipe are initialized to null and they are not always assigned new values. It is necessary to check for null before dereferencing. This fixes 2 FORWARD_NULL issues reported by Coverity.
https://git.kernel.org/stable/c/3fc70ae048fe0936761b73b50700a810ff61e853
https://git.kernel.org/stable/c/367cd9ceba1933b63bc1d87d967baf6d9fd241d2
https://git.kernel.org/stable/c/115b1a3b0944b4d8ef0b4b0c5a625bdd9474131f