From 63ea0a49ae0b145b91ff2b070c01b66fc75854b9 Mon Sep 17 00:00:00 2001 From: Nadav Amit Date: Thu, 8 Jan 2015 11:59:03 +0100 Subject: [PATCH] KVM: x86: Fix of previously incomplete fix for CVE-2014-8480 STR and SLDT with rip-relative operand can cause a host kernel oops. Mark them as DstMem as well. Cc: stable@vger.linux.org Signed-off-by: Nadav Amit Signed-off-by: Paolo Bonzini --- arch/x86/kvm/emulate.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/arch/x86/kvm/emulate.c b/arch/x86/kvm/emulate.c index 169b09d76ddd..817c6ca2c4fb 100644 --- a/arch/x86/kvm/emulate.c +++ b/arch/x86/kvm/emulate.c @@ -3791,8 +3791,8 @@ static const struct opcode group5[] = { }; static const struct opcode group6[] = { - DI(Prot, sldt), - DI(Prot, str), + DI(Prot | DstMem, sldt), + DI(Prot | DstMem, str), II(Prot | Priv | SrcMem16, em_lldt, lldt), II(Prot | Priv | SrcMem16, em_ltr, ltr), N, N, N, N, -- 2.20.1