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CVE-2021-47049

Опубликовано: 28 фев. 2024
Источник: redhat
CVSS3: 6
EPSS Низкий

Описание

In the Linux kernel, the following vulnerability has been resolved: Drivers: hv: vmbus: Use after free in __vmbus_open() The "open_info" variable is added to the &vmbus_connection.chn_msg_list, but the error handling frees "open_info" without removing it from the list. This will result in a use after free. First remove it from the list, and then free it.

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:

Low
Дефект:
CWE-416
https://bugzilla.redhat.com/show_bug.cgi?id=2267016kernel: Drivers: hv: vmbus: Use after free in __vmbus_open()

EPSS

Процентиль: 3%
0.00016
Низкий

6 Medium

CVSS3

Связанные уязвимости

CVSS3: 7.8
ubuntu
почти 2 года назад

In the Linux kernel, the following vulnerability has been resolved: Drivers: hv: vmbus: Use after free in __vmbus_open() The "open_info" variable is added to the &vmbus_connection.chn_msg_list, but the error handling frees "open_info" without removing it from the list. This will result in a use after free. First remove it from the list, and then free it.

CVSS3: 7.8
nvd
почти 2 года назад

In the Linux kernel, the following vulnerability has been resolved: Drivers: hv: vmbus: Use after free in __vmbus_open() The "open_info" variable is added to the &vmbus_connection.chn_msg_list, but the error handling frees "open_info" without removing it from the list. This will result in a use after free. First remove it from the list, and then free it.

CVSS3: 7.8
debian
почти 2 года назад

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

CVSS3: 7.8
github
почти 2 года назад

In the Linux kernel, the following vulnerability has been resolved: Drivers: hv: vmbus: Use after free in __vmbus_open() The "open_info" variable is added to the &vmbus_connection.chn_msg_list, but the error handling frees "open_info" without removing it from the list. This will result in a use after free. First remove it from the list, and then free it.

CVSS3: 7.8
fstec
почти 5 лет назад

Уязвимость функции __vmbus_open() компонента drivers/hv/channel.c ядра операционной системы Linux, позволяющая нарушителю вызвать отказ в обслуживании

EPSS

Процентиль: 3%
0.00016
Низкий

6 Medium

CVSS3