CVE-2024-36899 gpiolib: cdev: Fix use after free in lineinfo_changed_notify

In the Linux kernel, the following vulnerability has been resolved: gpiolib: cdev: Fix use after free in lineinfochangednotify The use-after-free issue occurs as follows: when the GPIO chip device file is being closed by invoking gpiochrdevrelease, watchedlines is freed by bitmapfree, but the...