In the Linux kernel, the following vulnerability has been resolved: net: fec: Fix possible NPD in fec_enet_phy_reset_after_clk_enable() The function of_phy_find_device may return NULL, so we need to take care before dereferencing phy_dev.
https://git.kernel.org/stable/c/fe78891f296ac05bf4e5295c9829ef822f3c32e7
https://git.kernel.org/stable/c/eb148d85e126c47d65be34f2a465d69432ca5541
https://git.kernel.org/stable/c/5f1bb554a131e59b28482abad21f691390651752
https://git.kernel.org/stable/c/4fe53aaa4271a72fe5fe3e88a45ce01646b68dc5
https://git.kernel.org/stable/c/03e79de4608bdd48ad6eec272e196124cefaf798