CVE-2018-19962

Опубликовано: 20 нояб. 2018

Источник: redhat

CVSS3: 8.1

Описание

An issue was discovered in Xen through 4.11.x on AMD x86 platforms, possibly allowing guest OS users to gain host OS privileges because small IOMMU mappings are unsafely combined into larger ones.

Затронутые пакеты

Платформа	Пакет	Состояние	Рекомендация	Релиз
Red Hat Enterprise Linux 5	kernel-xen	Will not fix

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Ссылки на источники

Дополнительная информация

Статус:

Important

Дефект:

CWE-212

https://bugzilla.redhat.com/show_bug.cgi?id=1647573xen: insufficient TLB flushing / improper large page mappings with AMD IOMMUs

8.1 High

CVSS3

Связанные уязвимости

CVE-2018-19962

CVSS3: 7.8

ubuntu

около 7 лет назад

An issue was discovered in Xen through 4.11.x on AMD x86 platforms, possibly allowing guest OS users to gain host OS privileges because small IOMMU mappings are unsafely combined into larger ones.

CVE-2018-19962

CVSS3: 7.8

nvd

около 7 лет назад

An issue was discovered in Xen through 4.11.x on AMD x86 platforms, possibly allowing guest OS users to gain host OS privileges because small IOMMU mappings are unsafely combined into larger ones.

CVE-2018-19962

CVSS3: 7.8

debian

около 7 лет назад

An issue was discovered in Xen through 4.11.x on AMD x86 platforms, po ...

GHSA-2hh5-jxwx-3pwr

CVSS3: 7.8

github

больше 3 лет назад

An issue was discovered in Xen through 4.11.x on AMD x86 platforms, possibly allowing guest OS users to gain host OS privileges because small IOMMU mappings are unsafely combined into larger ones.

BDU:2019-01306

CVSS3: 7.8

fstec

около 7 лет назад

Уязвимость гипервизора Xen, связанная с небезопасным объединением небольших IOMMU с более крупными, позволяющая нарушителю повысить свои привилегии

8.1 High

CVSS3