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| author | Jinbum Park <jinb.park7@gmail.com> | 2017-12-12 01:43:57 +0100 |
|---|---|---|
| committer | Russell King <rmk+kernel@armlinux.org.uk> | 2018-01-21 15:32:20 +0000 |
| commit | a8e53c151fe7ac52a1c13a6ace0c9e8e0f61260c (patch) | |
| tree | bdd795b97c9311d45e626e5b90814afcd78567a0 /mm/mmap.c | |
| parent | d02ca6d76ba7f089706db555ee19f3775bc42740 (diff) | |
| download | blackbird-obmc-linux-a8e53c151fe7ac52a1c13a6ace0c9e8e0f61260c.tar.gz blackbird-obmc-linux-a8e53c151fe7ac52a1c13a6ace0c9e8e0f61260c.zip | |
ARM: 8737/1: mm: dump: add checking for writable and executable
Page mappings with full RWX permissions are a security risk.
x86, arm64 has an option to walk the page tables
and dump any bad pages.
(1404d6f13e47
("arm64: dump: Add checking for writable and exectuable pages"))
Add a similar implementation for arm.
Reviewed-by: Kees Cook <keescook@chromium.org>
Tested-by: Laura Abbott <labbott@redhat.com>
Reviewed-by: Laura Abbott <labbott@redhat.com>
Signed-off-by: Jinbum Park <jinb.park7@gmail.com>
Signed-off-by: Russell King <rmk+kernel@armlinux.org.uk>
Diffstat (limited to 'mm/mmap.c')
0 files changed, 0 insertions, 0 deletions
