From mboxrd@z Thu Jan 1 00:00:00 1970 From: Paolo Bonzini Subject: Re: [GIT PULL 0/2] KVM: s390: Fixes for 3.17 Date: Mon, 25 Aug 2014 15:42:34 +0200 Message-ID: <53FB3D4A.6000906@redhat.com> References: <1408972211-27122-1-git-send-email-borntraeger@de.ibm.com> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-15 Content-Transfer-Encoding: 7bit Cc: KVM , Gleb Natapov , Alexander Graf , Cornelia Huck , Jens Freimann , linux-s390 To: Christian Borntraeger Return-path: Received: from mx1.redhat.com ([209.132.183.28]:28654 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753582AbaHYNnS (ORCPT ); Mon, 25 Aug 2014 09:43:18 -0400 In-Reply-To: <1408972211-27122-1-git-send-email-borntraeger@de.ibm.com> Sender: kvm-owner@vger.kernel.org List-ID: Il 25/08/2014 15:10, Christian Borntraeger ha scritto: > Paolo, > > the following changes since commit 7d1311b93e58ed55f3a31cc8f94c4b8fe988a2b9: > > Linux 3.17-rc1 (2014-08-16 10:40:26 -0600) > > are available in the git repository at: > > git://git.kernel.org/pub/scm/linux/kernel/git/kvms390/linux.git tags/kvm-s390-20140825 > > for you to fetch changes up to ab3f285f227fec62868037e9b1b1fd18294a83b8: > > KVM: s390/mm: try a cow on read only pages for key ops (2014-08-25 14:35:28 +0200) > > ---------------------------------------------------------------- > Here are two fixes for s390 KVM code that prevent: > 1. a malicious user to trigger a kernel BUG > 2. a malicious user to change the storage key of read-only pages > > ---------------------------------------------------------------- > Christian Borntraeger (2): > KVM: s390: Fix user triggerable bug in dead code > KVM: s390/mm: try a cow on read only pages for key ops > > arch/s390/kvm/kvm-s390.c | 13 ------------- > arch/s390/mm/pgtable.c | 10 ++++++++++ > 2 files changed, 10 insertions(+), 13 deletions(-) > Thanks, pulled (for now locally). Since the log message's about malicious users, I assume there's no urgency in pushing this to Linus and that normal guests work fine. Paolo