In the Linux kernel, the following vulnerability has been resolved: ACPICA: Fix integer overflow in acpi_ex_opcode_3A_1T_1R() (mid_op) Add overflow check for Index + Length to prevent integer overflow when calculating the truncation length. This prevents negative size parameter being passed to memcpy().
https://git.kernel.org/stable/c/d0d89f2e16a874e0f8fb17045da293e8bedf8b21
https://git.kernel.org/stable/c/b96401812cbfbb4803faabeefa1f20b8562268b3
https://git.kernel.org/stable/c/0e2021f49e64b3c8a9aa880d0c62a218bfe147ce