From: Paolo Bonzini <pbonzini@redhat.com>
To: "Clark, Robert Graham" <robert.clark@hp.com>
Cc: "kvm@vger.kernel.org" <kvm@vger.kernel.org>
Subject: Re: SYSRET 64-Bit Breakout
Date: Wed, 13 Jun 2012 16:59:56 +0200 [thread overview]
Message-ID: <4FD8AAEC.4070902@redhat.com> (raw)
In-Reply-To: <CBFE4597.68DC%robert.clark@hp.com>
Il 13/06/2012 14:26, Clark, Robert Graham ha scritto:
> All,
>
> I've been looking at http://www.kb.cert.org/vuls/id/649219
>
> Xen appears to be vulnerable as do a number of other products. KVM
> isn't listed. Some discussion on IRC indicates that KVM isn't likely to
> be vulnerable.
>
> Can anyone confirm please?
Xen is only vulnerable with paravirtualized guests. KVM only support
hardware-assisted virtualization.
The Linux kernel that is used by KVM used to have similar
vulnerabilities, but they were fixed a long time ago (CVE-2005-1764,
CVE-2006-0744).
Paolo
prev parent reply other threads:[~2012-06-13 15:00 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-06-13 12:26 SYSRET 64-Bit Breakout Clark, Robert Graham
2012-06-13 12:42 ` Avi Kivity
2012-06-13 14:59 ` Paolo Bonzini [this message]
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