db2bf3b preemption checks bypassed in x86 PV MM handling [XSA-264, CVE-2018-12891]

Authored and Committed by myoung 5 years ago
    preemption checks bypassed in x86 PV MM handling [XSA-264, CVE-2018-12891]
    x86: #DB exception safety check can be triggered by a guest [XSA-265,
            CVE-2018-12893]
    libxl fails to honour readonly flag on HVM emulated SCSI disks [XSA-266,
            CVE-2018-12892]
    
        
file modified
+16 -1
file added
+52
file added
+104