diff options
| author | Kees Cook <keescook@chromium.org> | 2016-07-12 16:19:48 -0700 |
|---|---|---|
| committer | Kees Cook <keescook@chromium.org> | 2016-07-26 14:41:47 -0700 |
| commit | 0f60a8efe4005ab5e65ce000724b04d4ca04a199 (patch) | |
| tree | a71bc07c426721394f3156318b2220d8f6299c07 /arch/x86/Kconfig | |
| parent | 7c15d9bb8231f998ae7dc0b72415f5215459f7fb (diff) | |
mm: Implement stack frame object validation
This creates per-architecture function arch_within_stack_frames() that
should validate if a given object is contained by a kernel stack frame.
Initial implementation is on x86.
This is based on code from PaX.
Signed-off-by: Kees Cook <keescook@chromium.org>
Diffstat (limited to 'arch/x86/Kconfig')
| -rw-r--r-- | arch/x86/Kconfig | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig index d9a94da0c29f..a2865ddfc1ff 100644 --- a/arch/x86/Kconfig +++ b/arch/x86/Kconfig @@ -91,6 +91,7 @@ config X86 select HAVE_ARCH_SOFT_DIRTY if X86_64 select HAVE_ARCH_TRACEHOOK select HAVE_ARCH_TRANSPARENT_HUGEPAGE + select HAVE_ARCH_WITHIN_STACK_FRAMES select HAVE_EBPF_JIT if X86_64 select HAVE_CC_STACKPROTECTOR select HAVE_CMPXCHG_DOUBLE |