Re: [ 058/184] KVM: x86: invalid opcode oops on SET_SREGS with

2013-06-06 Thread Willy Tarreau
On Fri, Jun 07, 2013 at 05:08:03AM +0100, Ben Hutchings wrote: > > Signed-off-by: Petr Matousek > > Signed-off-by: Marcelo Tosatti > > [bwh: Backported to 2.6.32: XSAVE is not supported at all, so always > > deny setting OSXSAVE] > > Signed-off-by: Ben Hutchings added, thanks Ben. Willy --

Re: [ 058/184] KVM: x86: invalid opcode oops on SET_SREGS with

2013-06-06 Thread Ben Hutchings
On Tue, 2013-06-04 at 19:22 +0200, Willy Tarreau wrote: > 2.6.32-longterm review patch. If anyone has any objections, please let me > know. > > -- > OSXSAVE bit set (CVE-2012-4461) > > From: Petr Matousek > > commit 6d1068b3a98519247d8ba4ec85cd40ac136dbdf9 upstream. > > On h

[ 058/184] KVM: x86: invalid opcode oops on SET_SREGS with

2013-06-04 Thread Willy Tarreau
2.6.32-longterm review patch. If anyone has any objections, please let me know. -- OSXSAVE bit set (CVE-2012-4461) From: Petr Matousek commit 6d1068b3a98519247d8ba4ec85cd40ac136dbdf9 upstream. On hosts without the XSAVE support unprivileged local user can trigger oops similar