3.18-stable review patch. If anyone has any objections, please let me know.
------------------ From: Nadav Amit <[email protected]> commit ab646f54f4fd1a8b9671b8707f0739fdd28ce2b1 upstream. commit d50eaa18039b ("KVM: x86: Perform limit checks when assigning EIP") mistakenly used zero as cpl on em_ret_far. Use the actual one. Fixes: d50eaa18039b8b848c2285478d0775335ad5e930 Signed-off-by: Nadav Amit <[email protected]> Signed-off-by: Paolo Bonzini <[email protected]> Signed-off-by: Greg Kroah-Hartman <[email protected]> --- arch/x86/kvm/emulate.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) --- a/arch/x86/kvm/emulate.c +++ b/arch/x86/kvm/emulate.c @@ -2128,7 +2128,7 @@ static int em_ret_far(struct x86_emulate /* Outer-privilege level return is not implemented */ if (ctxt->mode >= X86EMUL_MODE_PROT16 && (cs & 3) > cpl) return X86EMUL_UNHANDLEABLE; - rc = __load_segment_descriptor(ctxt, (u16)cs, VCPU_SREG_CS, 0, false, + rc = __load_segment_descriptor(ctxt, (u16)cs, VCPU_SREG_CS, cpl, false, &new_desc); if (rc != X86EMUL_CONTINUE) return rc; -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
