| # Basic kernel hardening options (specific to arm64) |
| |
| # Make sure PAN emulation is enabled. |
| CONFIG_ARM64_SW_TTBR0_PAN=y |
| |
| # Software Shadow Stack or PAC |
| CONFIG_SHADOW_CALL_STACK=y |
| CONFIG_UNWIND_PATCH_PAC_INTO_SCS=y |
| |
| # Pointer authentication (ARMv8.3 and later). If hardware actually supports |
| # it, one can turn off CONFIG_STACKPROTECTOR_STRONG with this enabled. |
| CONFIG_ARM64_PTR_AUTH=y |
| CONFIG_ARM64_PTR_AUTH_KERNEL=y |
| |
| # Available in ARMv8.5 and later. |
| CONFIG_ARM64_BTI=y |
| CONFIG_ARM64_BTI_KERNEL=y |
| CONFIG_ARM64_MTE=y |
| CONFIG_KASAN_HW_TAGS=y |
| CONFIG_ARM64_E0PD=y |
| |
| # Available in ARMv8.7 and later. |
| CONFIG_ARM64_EPAN=y |
