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CVE-2022-1786

Опубликовано: 24 мая 2022
Источник: redhat
CVSS3: 7
EPSS Низкий

Описание

A use-after-free flaw was found in the Linux kernel’s io_uring subsystem in the way a user sets up a ring with IORING_SETUP_IOPOLL with more than one task completing submissions on this ring. This flaw allows a local user to crash or escalate their privileges on the system.

Затронутые пакеты

ПлатформаПакетСостояниеРекомендацияРелиз
Red Hat Enterprise Linux 6kernelNot affected
Red Hat Enterprise Linux 7kernelNot affected
Red Hat Enterprise Linux 7kernel-rtNot affected
Red Hat Enterprise Linux 8kernelNot affected
Red Hat Enterprise Linux 8kernel-rtNot affected
Red Hat Enterprise Linux 9kernelNot affected
Red Hat Enterprise Linux 9kernel-rtNot affected

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Дополнительная информация

Статус:

Moderate
Дефект:
CWE-843
https://bugzilla.redhat.com/show_bug.cgi?id=2087760kernel: invalid-free in io_uring that can lead to LPE

EPSS

Процентиль: 77%
0.01049
Низкий

7 High

CVSS3

Связанные уязвимости

CVSS3: 7.8
ubuntu
больше 3 лет назад

A use-after-free flaw was found in the Linux kernel’s io_uring subsystem in the way a user sets up a ring with IORING_SETUP_IOPOLL with more than one task completing submissions on this ring. This flaw allows a local user to crash or escalate their privileges on the system.

CVSS3: 7.8
nvd
больше 3 лет назад

A use-after-free flaw was found in the Linux kernel’s io_uring subsystem in the way a user sets up a ring with IORING_SETUP_IOPOLL with more than one task completing submissions on this ring. This flaw allows a local user to crash or escalate their privileges on the system.

CVSS3: 7.8
msrc
больше 3 лет назад

A use-after-free flaw was found in the Linux kernel’s io_uring subsystem in the way a user sets up a ring with IORING_SETUP_IOPOLL with more than one task completing submissions on this ring. This flaw allows a local user to crash or escalate their privileges on the system.

CVSS3: 7.8
debian
больше 3 лет назад

A use-after-free flaw was found in the Linux kernel\u2019s io_uring su ...

CVSS3: 7.8
github
больше 3 лет назад

A use-after-free flaw was found in the Linux kernel’s io_uring subsystem in the way a user sets up a ring with IORING_SETUP_IOPOLL with more than one task completing submissions on this ring. This flaw allows a local user to crash or escalate their privileges on the system.

EPSS

Процентиль: 77%
0.01049
Низкий

7 High

CVSS3