linux-kernel - Re: [PATCH] KVM: x86: Deflect unknown MSR accesses to user space

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <13877428-be3a-85a8-bcdc-3a21872ba0e6@amazon.com>
Date:   Wed, 29 Jul 2020 22:45:51 +0200
From:   Alexander Graf <graf@...zon.com>
To:     Jim Mattson <jmattson@...gle.com>
CC:     Aaron Lewis <aaronlewis@...gle.com>,
        Vitaly Kuznetsov <vkuznets@...hat.com>,
        Paolo Bonzini <pbonzini@...hat.com>,
        Jonathan Corbet <corbet@....net>,
        Sean Christopherson <sean.j.christopherson@...el.com>,
        Wanpeng Li <wanpengli@...cent.com>,
        Joerg Roedel <joro@...tes.org>, kvm list <kvm@...r.kernel.org>,
        <linux-doc@...r.kernel.org>, LKML <linux-kernel@...r.kernel.org>,
        "Raslan, KarimAllah" <karahmed@...zon.de>
Subject: Re: [PATCH] KVM: x86: Deflect unknown MSR accesses to user space



On 29.07.20 22:37, Jim Mattson wrote:
> 
> On Wed, Jul 29, 2020 at 1:29 PM Alexander Graf <graf@...zon.com> wrote:
> 
>> Meanwhile, I have cleaned up Karim's old patch to add allow listing to
>> KVM and would post it if Aaron doesn't beat me to it :).
> 
> Ideally, this becomes a collaboration rather than a race to the
> finish. I'd like to see both proposals, so that we can take the best
> parts of each!
> 

Oh, definitely! I'm not really married to Karim's patch here, it was 
just simply there and is dead simple.

Do you have a rough ETA for Aaron's patch set yet? :)


Alex



Amazon Development Center Germany GmbH
Krausenstr. 38
10117 Berlin
Geschaeftsfuehrung: Christian Schlaeger, Jonathan Weiss
Eingetragen am Amtsgericht Charlottenburg unter HRB 149173 B
Sitz: Berlin
Ust-ID: DE 289 237 879