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CVE-2021-46991

Опубликовано: 28 фев. 2024
Источник: redhat
CVSS3: 7.1
EPSS Низкий

Описание

In the Linux kernel, the following vulnerability has been resolved: i40e: Fix use-after-free in i40e_client_subtask() Currently the call to i40e_client_del_instance frees the object pf->cinst, however pf->cinst->lan_info is being accessed after the free. Fix this by adding the missing return. Addresses-Coverity: ("Read from pointer after free")

Затронутые пакеты

ПлатформаПакетСостояниеРекомендацияРелиз
Red Hat Enterprise Linux 6kernelOut of support scope
Red Hat Enterprise Linux 7kernelOut of support scope
Red Hat Enterprise Linux 7kernel-rtOut of support scope
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-416
https://bugzilla.redhat.com/show_bug.cgi?id=2266894kernel: i40e: Fix use-after-free in i40e_client_subtask()

EPSS

Процентиль: 15%
0.00239
Низкий

7.1 High

CVSS3

Связанные уязвимости

CVSS3: 7.8
ubuntu
больше 2 лет назад

In the Linux kernel, the following vulnerability has been resolved: i40e: Fix use-after-free in i40e_client_subtask() Currently the call to i40e_client_del_instance frees the object pf->cinst, however pf->cinst->lan_info is being accessed after the free. Fix this by adding the missing return. Addresses-Coverity: ("Read from pointer after free")

CVSS3: 7.8
nvd
больше 2 лет назад

In the Linux kernel, the following vulnerability has been resolved: i40e: Fix use-after-free in i40e_client_subtask() Currently the call to i40e_client_del_instance frees the object pf->cinst, however pf->cinst->lan_info is being accessed after the free. Fix this by adding the missing return. Addresses-Coverity: ("Read from pointer after free")

CVSS3: 7.8
debian
больше 2 лет назад

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

CVSS3: 7.8
github
больше 2 лет назад

In the Linux kernel, the following vulnerability has been resolved: i40e: Fix use-after-free in i40e_client_subtask() Currently the call to i40e_client_del_instance frees the object pf->cinst, however pf->cinst->lan_info is being accessed after the free. Fix this by adding the missing return. Addresses-Coverity: ("Read from pointer after free")

CVSS3: 7.8
fstec
больше 2 лет назад

Уязвимость функции i40e_client_subtask() ядра операционной системы Linux, позволяющая нарушителю вызвать отказ в обслуживании

EPSS

Процентиль: 15%
0.00239
Низкий

7.1 High

CVSS3