In the Linux kernel, the following vulnerability has been resolved: ACPICA: Prevent adding invalid references Prevent adding references for local, argument, and debug objects in acpi_ut_copy_simple_object().
https://git.kernel.org/stable/c/e16d1e5fcb17dfc369e20095f8cf5e841101279e
https://git.kernel.org/stable/c/a6cd2fc2d5429a5b7d5a8b9ba0e6663e8ccbc9ba
https://git.kernel.org/stable/c/6e8c55e13a5e3a9f38921d62924f18ceba3330eb