From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755995AbcHWCWa (ORCPT ); Mon, 22 Aug 2016 22:22:30 -0400 Received: from mail-pa0-f51.google.com ([209.85.220.51]:33130 "EHLO mail-pa0-f51.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754489AbcHWCW3 (ORCPT ); Mon, 22 Aug 2016 22:22:29 -0400 Date: Mon, 22 Aug 2016 19:22:26 -0700 From: Kees Cook To: Linus Torvalds Cc: linux-kernel@vger.kernel.org, Eric Biggers , Josh Poimboeuf Subject: [GIT PULL] hardened usercopy fixes for v4.8-rc4 Message-ID: <20160823022226.GA30705@www.outflux.net> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi, Please pull these hardened usercopy fixes for v4.8-rc4. Thanks! -Kees The following changes since commit ef0e1ea8856bed6ff8394d3dfe77f2cab487ecea: Merge tag 'arc-4.8-rc4-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/vgupta/arc (2016-08-22 17:53:02 -0500) are available in the git repository at: git://git.kernel.org/pub/scm/linux/kernel/git/kees/linux.git tags/usercopy-v4.8-rc4 for you to fetch changes up to 94cd97af690dd9537818dc9841d0ec68bb1dd877: usercopy: fix overlap check for kernel text (2016-08-22 19:10:51 -0700) ---------------------------------------------------------------- Fixes for hardened usercopy: - avoid signed math problems on unexpected compilers - avoid false positives at very end of kernel text range checks ---------------------------------------------------------------- Eric Biggers (1): usercopy: avoid potentially undefined behavior in pointer math Josh Poimboeuf (1): usercopy: fix overlap check for kernel text mm/usercopy.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) -- Kees Cook Nexus Security