Описание
The XEN_DOMCTL_memory_mapping hypercall in Xen 3.2.x through 4.5.x, when using a PCI passthrough device, is not preemptible, which allows local x86 HVM domain users to cause a denial of service (host CPU consumption) via a crafted request to the device model (qemu-dm).
| Релиз | Статус | Примечание |
|---|---|---|
| devel | released | 4.5.0-1ubuntu4 |
| esm-infra-legacy/trusty | DNE | trusty/esm was DNE [trusty was released [4.4.1-0ubuntu0.14.04.5]] |
| lucid | DNE | |
| precise | released | 4.1.6.1-0ubuntu0.12.04.6 |
| trusty | released | 4.4.1-0ubuntu0.14.04.5 |
| trusty/esm | DNE | trusty was released [4.4.1-0ubuntu0.14.04.5] |
| upstream | needs-triage | |
| utopic | released | 4.4.1-0ubuntu0.14.10.5 |
| vivid | released | 4.5.0-1ubuntu4 |
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| Релиз | Статус | Примечание |
|---|---|---|
| devel | DNE | |
| esm-infra-legacy/trusty | DNE | |
| lucid | ignored | end of life |
| precise | DNE | |
| trusty | DNE | |
| trusty/esm | DNE | |
| upstream | ignored | end of life |
| utopic | DNE | |
| vivid | DNE |
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EPSS
4.9 Medium
CVSS2
Связанные уязвимости
The XEN_DOMCTL_memory_mapping hypercall in Xen 3.2.x through 4.5.x, when using a PCI passthrough device, is not preemptible, which allows local x86 HVM domain users to cause a denial of service (host CPU consumption) via a crafted request to the device model (qemu-dm).
The XEN_DOMCTL_memory_mapping hypercall in Xen 3.2.x through 4.5.x, when using a PCI passthrough device, is not preemptible, which allows local x86 HVM domain users to cause a denial of service (host CPU consumption) via a crafted request to the device model (qemu-dm).
The XEN_DOMCTL_memory_mapping hypercall in Xen 3.2.x through 4.5.x, wh ...
The XEN_DOMCTL_memory_mapping hypercall in Xen 3.2.x through 4.5.x, when using a PCI passthrough device, is not preemptible, which allows local x86 HVM domain users to cause a denial of service (host CPU consumption) via a crafted request to the device model (qemu-dm).
EPSS
4.9 Medium
CVSS2