Описание
The grant-table feature in Xen through 4.8.x does not ensure sufficient type counts for a GNTMAP_device_map and GNTMAP_host_map mapping, which allows guest OS users to cause a denial of service (count mismanagement and memory corruption) or obtain privileged host OS access, aka XSA-224 bug 2.
| Релиз | Статус | Примечание |
|---|---|---|
| devel | released | 4.9.0-0ubuntu1 |
| esm-infra-legacy/trusty | DNE | trusty/esm was DNE [trusty was released [4.4.2-0ubuntu0.14.04.12]] |
| esm-infra/xenial | released | 4.6.5-0ubuntu1.2 |
| precise/esm | DNE | |
| trusty | released | 4.4.2-0ubuntu0.14.04.12 |
| trusty/esm | DNE | trusty was released [4.4.2-0ubuntu0.14.04.12] |
| upstream | needs-triage | |
| vivid/ubuntu-core | DNE | |
| xenial | released | 4.6.5-0ubuntu1.2 |
| yakkety | released | 4.7.2-0ubuntu1.3 |
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10 Critical
CVSS2
10 Critical
CVSS3
Связанные уязвимости
The grant-table feature in Xen through 4.8.x does not ensure sufficient type counts for a GNTMAP_device_map and GNTMAP_host_map mapping, which allows guest OS users to cause a denial of service (count mismanagement and memory corruption) or obtain privileged host OS access, aka XSA-224 bug 2.
The grant-table feature in Xen through 4.8.x does not ensure sufficient type counts for a GNTMAP_device_map and GNTMAP_host_map mapping, which allows guest OS users to cause a denial of service (count mismanagement and memory corruption) or obtain privileged host OS access, aka XSA-224 bug 2.
The grant-table feature in Xen through 4.8.x does not ensure sufficien ...
The grant-table feature in Xen through 4.8.x does not ensure sufficient type counts for a GNTMAP_device_map and GNTMAP_host_map mapping, which allows guest OS users to cause a denial of service (count mismanagement and memory corruption) or obtain privileged host OS access, aka XSA-224 bug 2.
Уязвимость компонента grant-table гипервизора Xen, позволяющая нарушителю вызвать отказ в обслуживании или получить привилегированный доступ к хосту
10 Critical
CVSS2
10 Critical
CVSS3