diff options
| author | Laura Abbott <[email protected]> | 2016-10-27 09:27:34 -0700 |
|---|---|---|
| committer | Catalin Marinas <[email protected]> | 2016-11-07 18:15:04 +0000 |
| commit | 1404d6f13e47c42f155e3c6a611b1bf4dd35dde9 (patch) | |
| tree | f6bf9d56920d2c3d7346cd925781b071075c810b /net/unix/af_unix.c | |
| parent | cfd69e9551a1b1d20a7ba030a0990aa370817f54 (diff) | |
arm64: dump: Add checking for writable and exectuable pages
Page mappings with full RWX permissions are a security risk. x86
has an option to walk the page tables and dump any bad pages.
(See e1a58320a38d ("x86/mm: Warn on W^X mappings")). Add a similar
implementation for arm64.
Reviewed-by: Kees Cook <[email protected]>
Reviewed-by: Mark Rutland <[email protected]>
Tested-by: Mark Rutland <[email protected]>
Signed-off-by: Laura Abbott <[email protected]>
Reviewed-by: Ard Biesheuvel <[email protected]>
[[email protected]: folded fix for KASan out of bounds from Mark Rutland]
Signed-off-by: Catalin Marinas <[email protected]>
Diffstat (limited to 'net/unix/af_unix.c')
0 files changed, 0 insertions, 0 deletions