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CVE-2021-47367

Опубликовано: 21 мая 2024
Источник: nvd
CVSS3: 5.5
EPSS Низкий

Описание

In the Linux kernel, the following vulnerability has been resolved:

virtio-net: fix pages leaking when building skb in big mode

We try to use build_skb() if we had sufficient tailroom. But we forget to release the unused pages chained via private in big mode which will leak pages. Fixing this by release the pages after building the skb in big mode.

Уязвимые конфигурации

Конфигурация 1

Одно из

cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
Версия от 5.13 (включая) до 5.14.9 (исключая)
cpe:2.3:o:linux:linux_kernel:5.15:rc1:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:5.15:rc2:*:*:*:*:*:*

EPSS

Процентиль: 2%
0.00014
Низкий

5.5 Medium

CVSS3

Дефекты

CWE-119

Связанные уязвимости

CVSS3: 5.5
ubuntu
больше 1 года назад

In the Linux kernel, the following vulnerability has been resolved: virtio-net: fix pages leaking when building skb in big mode We try to use build_skb() if we had sufficient tailroom. But we forget to release the unused pages chained via private in big mode which will leak pages. Fixing this by release the pages after building the skb in big mode.

CVSS3: 4.4
redhat
больше 1 года назад

In the Linux kernel, the following vulnerability has been resolved: virtio-net: fix pages leaking when building skb in big mode We try to use build_skb() if we had sufficient tailroom. But we forget to release the unused pages chained via private in big mode which will leak pages. Fixing this by release the pages after building the skb in big mode.

CVSS3: 5.5
debian
больше 1 года назад

In the Linux kernel, the following vulnerability has been resolved: v ...

CVSS3: 5.5
github
больше 1 года назад

In the Linux kernel, the following vulnerability has been resolved: virtio-net: fix pages leaking when building skb in big mode We try to use build_skb() if we had sufficient tailroom. But we forget to release the unused pages chained via private in big mode which will leak pages. Fixing this by release the pages after building the skb in big mode.

CVSS3: 5.5
fstec
больше 4 лет назад

Уязвимость функции page_to_skb() модуля drivers/net/virtio_net.c - драйвера поддержки сетевых адаптеров ядра операционной системы Linux, позволяющая нарушителю получить доступ к защищаемой информации

EPSS

Процентиль: 2%
0.00014
Низкий

5.5 Medium

CVSS3

Дефекты

CWE-119