xref: /linux/arch/arm64/configs/hardening.config (revision 3f41368fbfe1b3d5922d317fe1a0a0cab6846802)
1# Basic kernel hardening options (specific to arm64)
2
3# Make sure PAN emulation is enabled.
4CONFIG_ARM64_SW_TTBR0_PAN=y
5
6# Software Shadow Stack or PAC
7CONFIG_SHADOW_CALL_STACK=y
8CONFIG_UNWIND_PATCH_PAC_INTO_SCS=y
9
10# Pointer authentication (ARMv8.3 and later). If hardware actually supports
11# it, one can turn off CONFIG_STACKPROTECTOR_STRONG with this enabled.
12CONFIG_ARM64_PTR_AUTH=y
13CONFIG_ARM64_PTR_AUTH_KERNEL=y
14
15# Available in ARMv8.5 and later.
16CONFIG_ARM64_BTI=y
17CONFIG_ARM64_BTI_KERNEL=y
18CONFIG_ARM64_MTE=y
19CONFIG_KASAN_HW_TAGS=y
20CONFIG_ARM64_E0PD=y
21
22# Available in ARMv8.7 and later.
23CONFIG_ARM64_EPAN=y
24