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CVE-2022-2938

Опубликовано: 10 янв. 2022
Источник: redhat
CVSS3: 7.8

Описание

A flaw was found in the Linux kernel's implementation of Pressure Stall Information. While the feature is disabled by default, it could allow an attacker to crash the system or have other memory-corruption side effects.

A flaw was found in the Linux kernel’s implementation of Pressure Stall Information. While the feature is disabled by default, it could allow an attacker to crash the system or have other memory-corruption side effects.

Отчет

The Pressure Stall Subsystem (PSI) is disabled by default on Red Hat kernels, if the feature has not been explicitly enabled using a kernel boot time parameter of 'psi=1', the system is not affected.

Затронутые пакеты

ПлатформаПакетСостояниеРекомендацияРелиз
Red Hat Enterprise Linux 5kernelOut of support scope
Red Hat Enterprise Linux 6kernelNot affected
Red Hat Enterprise Linux 7kernelNot affected
Red Hat Enterprise Linux 7kernel-rtNot affected
Red Hat Enterprise Linux 9kernelNot affected
Red Hat Enterprise Linux 9kernel-rtNot affected
Red Hat Enterprise Linux 8kernel-rtFixedRHSA-2022:744408.11.2022
Red Hat Enterprise Linux 8kernelFixedRHSA-2022:768308.11.2022
Red Hat Enterprise Linux 8.6 Extended Update SupportkernelFixedRHSA-2024:118806.03.2024
Red Hat Virtualization 4 for Red Hat Enterprise Linux 8kernelFixedRHSA-2024:118806.03.2024

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Дополнительная информация

Статус:

Moderate
Дефект:
CWE-416
https://bugzilla.redhat.com/show_bug.cgi?id=2120175kernel: use-after-free when psi trigger is destroyed while being polled

7.8 High

CVSS3

Связанные уязвимости

CVSS3: 7.8
ubuntu
около 3 лет назад

A flaw was found in the Linux kernel's implementation of Pressure Stall Information. While the feature is disabled by default, it could allow an attacker to crash the system or have other memory-corruption side effects.

CVSS3: 7.8
nvd
около 3 лет назад

A flaw was found in the Linux kernel's implementation of Pressure Stall Information. While the feature is disabled by default, it could allow an attacker to crash the system or have other memory-corruption side effects.

CVSS3: 7.8
msrc
около 3 лет назад

Описание отсутствует

CVSS3: 7.8
debian
около 3 лет назад

A flaw was found in the Linux kernel's implementation of Pressure Stal ...

CVSS3: 7.8
github
около 3 лет назад

A flaw was found in the Linux kernel's implementation of Pressure Stall Information. While the feature is disabled by default, it could allow an attacker to crash the system or have other memory-corruption side effects.

7.8 High

CVSS3