| commit | ed18adc1cdd00a5c55a20fbdaed4804660772281 | [log] [tgz] |
|---|---|---|
| author | Kees Cook <keescook@chromium.org> | Thu Jun 23 15:24:05 2016 -0700 |
| committer | Kees Cook <keescook@chromium.org> | Tue Jul 26 14:43:54 2016 -0700 |
| tree | 652ad77b2d5e9ed24eb4782c2b270c7e7b4fc0c1 | |
| parent | 04385fc5e8fffed84425d909a783c0f0c587d847 [diff] |
mm: SLUB hardened usercopy support Under CONFIG_HARDENED_USERCOPY, this adds object size checking to the SLUB allocator to catch any copies that may span objects. Includes a redzone handling fix discovered by Michael Ellerman. Based on code from PaX and grsecurity. Signed-off-by: Kees Cook <keescook@chromium.org> Tested-by: Michael Ellerman <mpe@ellerman.id.au> Reviwed-by: Laura Abbott <labbott@redhat.com>