CVE-2022-49520

CVE-2022-49520 (Linux kernel, arm64 compat): The vulnerability occurs when a compat process executes an unknown syscall above __ARM_NR_COMPAT_END; the kernel incorrectly uses the syscall number as ESR_ELx for the fault, causing arm64_show_signal() to print bogus ESR messages. The fix is to stop u...