linux-kernel - [GIT PULL] usercopy updates for v4.12-rc1

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Date:   Mon, 1 May 2017 11:34:56 -0700
From:   Kees Cook <keescook@...omium.org>
To:     Linus Torvalds <torvalds@...ux-foundation.org>
Cc:     linux-kernel@...r.kernel.org, James Morse <james.morse@....com>,
        Kees Cook <keescook@...omium.org>,
        Laura Abbott <labbott@...hat.com>,
        Mark Rutland <mark.rutland@....com>,
        Sahara <keun-o.park@...kmatter.ae>
Subject: [GIT PULL] usercopy updates for v4.12-rc1

Hi,

Please pull these hardened usercopy updates for v4.12-rc1.

Thanks!

-Kees

The following changes since commit 4495c08e84729385774601b5146d51d9e5849f81:

  Linux 4.11-rc2 (2017-03-12 14:47:08 -0700)

are available in the git repository at:

  git://git.kernel.org/pub/scm/linux/kernel/git/kees/linux.git tags/usercopy-v4.12-rc1

for you to fetch changes up to 517e1fbeb65f5eade8d14f46ac365db6c75aea9b:

  mm/usercopy: Drop extra is_vmalloc_or_module() check (2017-04-05 12:30:18 -0700)

----------------------------------------------------------------
A couple hardened usercopy changes:
- drop now unneeded is_vmalloc_or_module() check; Laura Abbott
- use enum instead of literals for stack frame API; Sahara

----------------------------------------------------------------
Laura Abbott (1):
      mm/usercopy: Drop extra is_vmalloc_or_module() check

Sahara (1):
      usercopy: Move enum for arch_within_stack_frames()

 arch/x86/include/asm/thread_info.h | 13 +++++++------
 include/linux/thread_info.h        | 12 ++++++++++++
 mm/usercopy.c                      | 19 +------------------
 3 files changed, 20 insertions(+), 24 deletions(-)

-- 
Kees Cook
Pixel Security