Date: Thu, 29 Oct 2009 08:56:17 +0000 (GMT) From: Mark J Cox <mjc@...hat.com> To: oss-security@...ts.openwall.com cc: "Steven M. Christey" <coley@...us.mitre.org> Subject: Re: CVE request: kvm: check cpl before emulating debug register access On Thu, 29 Oct 2009, Eugene Teo wrote: > Quote from the upstream commit: > "Debug registers may only be accessed from cpl 0. Unfortunately, vmx will > code to emulate the instruction even though it was issued from guest > userspace, possibly leading to an unexpected trap later." > > Introduced in v2.6.30-rc1; Fixed in v2.6.32-rc1. > > http://bugzilla.redhat.com/531660 > http://git.kernel.org/linus/0a79b009525b160081d75cef5dbf45817956acf2 Please use CVE-2009-3722 Mark
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