An issue was discovered in Xen through 4.9.x allowing PV guest OS users to cause a denial of service (host OS crash) or gain host OS privileges in shadow mode by mapping a certain auxiliary page.
{
"binaries": [
{
"binary_version": "4.6.5-0ubuntu1.4",
"binary_name": "libxen-4.6"
},
{
"binary_version": "4.6.5-0ubuntu1.4",
"binary_name": "libxen-dev"
},
{
"binary_version": "4.6.5-0ubuntu1.4",
"binary_name": "libxenstore3.0"
},
{
"binary_version": "4.6.5-0ubuntu1.4",
"binary_name": "xen-hypervisor-4.4-amd64"
},
{
"binary_version": "4.6.5-0ubuntu1.4",
"binary_name": "xen-hypervisor-4.4-arm64"
},
{
"binary_version": "4.6.5-0ubuntu1.4",
"binary_name": "xen-hypervisor-4.4-armhf"
},
{
"binary_version": "4.6.5-0ubuntu1.4",
"binary_name": "xen-hypervisor-4.5-amd64"
},
{
"binary_version": "4.6.5-0ubuntu1.4",
"binary_name": "xen-hypervisor-4.5-arm64"
},
{
"binary_version": "4.6.5-0ubuntu1.4",
"binary_name": "xen-hypervisor-4.5-armhf"
},
{
"binary_version": "4.6.5-0ubuntu1.4",
"binary_name": "xen-hypervisor-4.6-amd64"
},
{
"binary_version": "4.6.5-0ubuntu1.4",
"binary_name": "xen-hypervisor-4.6-arm64"
},
{
"binary_version": "4.6.5-0ubuntu1.4",
"binary_name": "xen-hypervisor-4.6-armhf"
},
{
"binary_version": "4.6.5-0ubuntu1.4",
"binary_name": "xen-system-amd64"
},
{
"binary_version": "4.6.5-0ubuntu1.4",
"binary_name": "xen-system-arm64"
},
{
"binary_version": "4.6.5-0ubuntu1.4",
"binary_name": "xen-system-armhf"
},
{
"binary_version": "4.6.5-0ubuntu1.4",
"binary_name": "xen-utils-4.6"
},
{
"binary_version": "4.6.5-0ubuntu1.4",
"binary_name": "xen-utils-common"
},
{
"binary_version": "4.6.5-0ubuntu1.4",
"binary_name": "xenstore-utils"
}
]
}
{
"availability": "No subscription required",
"binaries": [
{
"binary_version": "4.9.2-0ubuntu1",
"binary_name": "libxen-4.9"
},
{
"binary_version": "4.9.2-0ubuntu1",
"binary_name": "libxen-dev"
},
{
"binary_version": "4.9.2-0ubuntu1",
"binary_name": "libxenstore3.0"
},
{
"binary_version": "4.9.2-0ubuntu1",
"binary_name": "xen-hypervisor-4.6-amd64"
},
{
"binary_version": "4.9.2-0ubuntu1",
"binary_name": "xen-hypervisor-4.6-arm64"
},
{
"binary_version": "4.9.2-0ubuntu1",
"binary_name": "xen-hypervisor-4.6-armhf"
},
{
"binary_version": "4.9.2-0ubuntu1",
"binary_name": "xen-hypervisor-4.7-amd64"
},
{
"binary_version": "4.9.2-0ubuntu1",
"binary_name": "xen-hypervisor-4.7-arm64"
},
{
"binary_version": "4.9.2-0ubuntu1",
"binary_name": "xen-hypervisor-4.7-armhf"
},
{
"binary_version": "4.9.2-0ubuntu1",
"binary_name": "xen-hypervisor-4.8-amd64"
},
{
"binary_version": "4.9.2-0ubuntu1",
"binary_name": "xen-hypervisor-4.8-arm64"
},
{
"binary_version": "4.9.2-0ubuntu1",
"binary_name": "xen-hypervisor-4.8-armhf"
},
{
"binary_version": "4.9.2-0ubuntu1",
"binary_name": "xen-hypervisor-4.9-amd64"
},
{
"binary_version": "4.9.2-0ubuntu1",
"binary_name": "xen-hypervisor-4.9-arm64"
},
{
"binary_version": "4.9.2-0ubuntu1",
"binary_name": "xen-hypervisor-4.9-armhf"
},
{
"binary_version": "4.9.2-0ubuntu1",
"binary_name": "xen-system-amd64"
},
{
"binary_version": "4.9.2-0ubuntu1",
"binary_name": "xen-system-arm64"
},
{
"binary_version": "4.9.2-0ubuntu1",
"binary_name": "xen-system-armhf"
},
{
"binary_version": "4.9.2-0ubuntu1",
"binary_name": "xen-utils-4.9"
},
{
"binary_version": "4.9.2-0ubuntu1",
"binary_name": "xen-utils-common"
},
{
"binary_version": "4.9.2-0ubuntu1",
"binary_name": "xenstore-utils"
}
]
}