In the Linux kernel, the following vulnerability has been resolved: drm/vc4: hdmi: Unregister codec device on unbind On bind we will register the HDMI codec device but we don't unregister it on unbind, leading to a device leakage. Unregister our device at unbind.
https://git.kernel.org/stable/c/ee22082c3e2f230028afa0e22aa8773b1de3c919
https://git.kernel.org/stable/c/e40945ab7c7f966d0c37b7bd7b0596497dfe228d
https://git.kernel.org/stable/c/1ed68d776246f167aee9cd79f63f089c40a5e2a3