In the Linux kernel, the following vulnerability has been resolved: media: meson: vdec: fix possible refcount leak in vdec_probe() v4l2_device_unregister need to be called to put the refcount got by v4l2_device_register when vdec_probe fails or vdec_remove is called.
https://git.kernel.org/stable/c/f96ad391d054bd5c36994f98afd6a12cbb5600bf
https://git.kernel.org/stable/c/be6e22f54623d8a856a4f167b25be73c2ff1ff80
https://git.kernel.org/stable/c/7718999356234d9cc6a11b4641bb773928f1390f
https://git.kernel.org/stable/c/70119756311a0be3b95bec2e1ba714673e90feba
https://git.kernel.org/stable/c/0457e7b12ece1a7e41fa0ae8b7e47c0a72a83bef