KVM: s390: Return error on SIDA memop on normal guest
Bugzilla: https://bugzilla.redhat.com/show_bug.cgi?id=2060814
CVE: CVE-2022-0516
Refuse SIDA memops on guests which are not protected. For normal guests, the secure instruction data address designation, which determines the location we access, is not under control of KVM.
Signed-off-by: Thomas Huth thuth@redhat.com
Edited by Thomas Huth