Описание
Xen 4.0.x through 4.7.x mishandle x86 task switches to VM86 mode, which allows local 32-bit x86 HVM guest OS users to gain privileges or cause a denial of service (guest OS crash) by leveraging a guest operating system that uses hardware task switching and allows a new task to start in VM86 mode.
Ссылки
- Third Party AdvisoryVDB Entry
- Third Party AdvisoryVDB Entry
- PatchVendor Advisory
- PatchThird Party Advisory
- Third Party AdvisoryVDB Entry
- Third Party AdvisoryVDB Entry
- PatchVendor Advisory
- PatchThird Party Advisory
Уязвимые конфигурации
Одно из
Одно из
EPSS
7.8 High
CVSS3
4.6 Medium
CVSS2
Дефекты
Связанные уязвимости
Xen 4.0.x through 4.7.x mishandle x86 task switches to VM86 mode, which allows local 32-bit x86 HVM guest OS users to gain privileges or cause a denial of service (guest OS crash) by leveraging a guest operating system that uses hardware task switching and allows a new task to start in VM86 mode.
Xen 4.0.x through 4.7.x mishandle x86 task switches to VM86 mode, which allows local 32-bit x86 HVM guest OS users to gain privileges or cause a denial of service (guest OS crash) by leveraging a guest operating system that uses hardware task switching and allows a new task to start in VM86 mode.
Xen 4.0.x through 4.7.x mishandle x86 task switches to VM86 mode, whic ...
Xen 4.0.x through 4.7.x mishandle x86 task switches to VM86 mode, which allows local 32-bit x86 HVM guest OS users to gain privileges or cause a denial of service (guest OS crash) by leveraging a guest operating system that uses hardware task switching and allows a new task to start in VM86 mode.
EPSS
7.8 High
CVSS3
4.6 Medium
CVSS2