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| author | Kees Cook <keescook@chromium.org> | 2016-08-02 14:04:54 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2016-08-02 19:35:15 -0400 |
| commit | ba093a6d9397da8eafcfbaa7d95bd34255da39a0 (patch) | |
| tree | 0c949c629283ee48079fa8ee7f545d90dfb7cab3 /lib/Kconfig | |
| parent | 0036d1f7eb95bcc52977f15507f00dd07018e7e2 (diff) | |
| download | op-kernel-dev-ba093a6d9397da8eafcfbaa7d95bd34255da39a0.zip op-kernel-dev-ba093a6d9397da8eafcfbaa7d95bd34255da39a0.tar.gz | |
mm: refuse wrapped vm_brk requests
The vm_brk() alignment calculations should refuse to overflow. The ELF
loader depending on this, but it has been fixed now. No other unsafe
callers have been found.
Link: http://lkml.kernel.org/r/1468014494-25291-3-git-send-email-keescook@chromium.org
Signed-off-by: Kees Cook <keescook@chromium.org>
Reported-by: Hector Marco-Gisbert <hecmargi@upv.es>
Cc: Ismael Ripoll Ripoll <iripoll@upv.es>
Cc: Alexander Viro <viro@zeniv.linux.org.uk>
Cc: "Kirill A. Shutemov" <kirill.shutemov@linux.intel.com>
Cc: Oleg Nesterov <oleg@redhat.com>
Cc: Chen Gang <gang.chen.5i5j@gmail.com>
Cc: Michal Hocko <mhocko@suse.com>
Cc: Konstantin Khlebnikov <koct9i@gmail.com>
Cc: Andrea Arcangeli <aarcange@redhat.com>
Cc: Andrey Ryabinin <aryabinin@virtuozzo.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'lib/Kconfig')
0 files changed, 0 insertions, 0 deletions
