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CVE-2021-20286

Опубликовано: 01 мар. 2021
Источник: redhat
CVSS3: 2.7
EPSS Низкий

Описание

A flaw was found in libnbd 1.7.3. An assertion failure in nbd_unlocked_opt_go in ilb/opt.c may lead to denial of service.

A flaw was found in libnbd. A malicious server may be able to kill a client application using libnbd due to an assertion failure in nbd_unlocked_opt_go() leading to denial of service. The highest threat from this vulnerability is to system availability.

Отчет

Red Hat Enterprise Linux 8 is not affected by this issue. The affected API was introduced in upstream libnbd version 1.4 which is only shipped in RHEL Advanced Virtualization 8.3.0 onward.

Затронутые пакеты

ПлатформаПакетСостояниеРекомендацияРелиз
Red Hat Enterprise Linux 8virt:rhel/libnbdNot affected
Red Hat Enterprise Linux 8 Advanced Virtualizationvirt:8.2/libnbdNot affected
Red Hat Enterprise Linux 8 Advanced Virtualizationvirt:8.3/libnbdFix deferred
Red Hat Enterprise Linux 8 Advanced Virtualizationvirt:av/libnbdAffected
Red Hat Enterprise Linux 9libnbdNot affected

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Дополнительная информация

Статус:

Low
Дефект:
CWE-617
https://bugzilla.redhat.com/show_bug.cgi?id=1934727libnbd: Assertion failure in nbd_unlocked_opt_go in lib/opt.c

EPSS

Процентиль: 63%
0.01136
Низкий

2.7 Low

CVSS3

Связанные уязвимости

CVSS3: 2.7
ubuntu
больше 5 лет назад

A flaw was found in libnbd 1.7.3. An assertion failure in nbd_unlocked_opt_go in ilb/opt.c may lead to denial of service.

CVSS3: 2.7
nvd
больше 5 лет назад

A flaw was found in libnbd 1.7.3. An assertion failure in nbd_unlocked_opt_go in ilb/opt.c may lead to denial of service.

CVSS3: 2.7
msrc
почти 2 года назад

Описание отсутствует

CVSS3: 2.7
debian
больше 5 лет назад

A flaw was found in libnbd 1.7.3. An assertion failure in nbd_unlocked ...

suse-cvrf
около 5 лет назад

Security update for kubevirt

EPSS

Процентиль: 63%
0.01136
Низкий

2.7 Low

CVSS3