In the Linux kernel, the following vulnerability has been resolved: pinctrl: aspeed: Fix potential NULL dereference in aspeed_pinmux_set_mux() pdesc could be null but still dereference pdesc->name and it will lead to a null pointer access. So we move a null check before dereference.
https://git.kernel.org/stable/c/ef1e38532f4b2f0f3b460e938a2e7076c3bed5ee
https://git.kernel.org/stable/c/e162a24f1dd06c0dcae71f2565c9f3da2827b98e
https://git.kernel.org/stable/c/84a85d3fef2e75b1fe9fc2af6f5267122555a1ed
https://git.kernel.org/stable/c/3cb392b64304a05bf647e2e44efacd9a1f3c3c6a