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| author | Kees Cook <keescook@chromium.org> | 2016-07-12 16:19:48 -0700 |
|---|---|---|
| committer | Alex Shi <alex.shi@linaro.org> | 2016-08-27 11:23:38 +0800 |
| commit | fdb92b0de361f9043f359a1de52e2bedd9da4599 (patch) | |
| tree | b78643598b82f60e0dd5c34456cb8701f48a9516 /lib/strncpy_from_user.c | |
| parent | 472dd6904d7bfd38d86ec3b8071b7260b51c290d (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>
(cherry picked from commit 0f60a8efe4005ab5e65ce000724b04d4ca04a199)
Signed-off-by: Alex Shi <alex.shi@linaro.org>
Conflicts:
skip EBPF_JIT in arch/x86/Kconfig
Diffstat (limited to 'lib/strncpy_from_user.c')
0 files changed, 0 insertions, 0 deletions