Check CPU Vulnerabilities under Linux
cat /sys/devices/system/cpu/vulnerabilities/spectre_v2
cat /sys/devices/system/cpu/vulnerabilities/l1tf
cat /sys/devices/system/cpu/vulnerabilities/spec_store_bypass
cat /sys/devices/system/cpu/vulnerabilities/spectre_v1
cat /sys/devices/system/cpu/vulnerabilities/meltdown
cat /sys/devices/system/cpu/vulnerabilities/l1tf
cat /sys/devices/system/cpu/vulnerabilities/spec_store_bypass
cat /sys/devices/system/cpu/vulnerabilities/spectre_v1
cat /sys/devices/system/cpu/vulnerabilities/meltdown