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CVE-2020-14354

Опубликовано: 13 мая 2021
Источник: ubuntu
Приоритет: medium
CVSS2: 2.1
CVSS3: 3.3

Описание

A possible use-after-free and double-free in c-ares lib version 1.16.0 if ares_destroy() is called prior to ares_getaddrinfo() completing. This flaw possibly allows an attacker to crash the service that uses c-ares lib. The highest threat from this vulnerability is to this service availability.

РелизСтатусПримечание
bionic

not-affected

code not present
devel

not-affected

1.16.1-1
esm-infra-legacy/trusty

DNE

esm-infra/bionic

not-affected

code not present
esm-infra/focal

not-affected

code not present
esm-infra/xenial

not-affected

code not present
focal

not-affected

code not present
precise/esm

DNE

trusty

ignored

end of standard support
trusty/esm

DNE

Показывать по

2.1 Low

CVSS2

3.3 Low

CVSS3

Связанные уязвимости

CVSS3: 5.9
redhat
около 5 лет назад

A possible use-after-free and double-free in c-ares lib version 1.16.0 if ares_destroy() is called prior to ares_getaddrinfo() completing. This flaw possibly allows an attacker to crash the service that uses c-ares lib. The highest threat from this vulnerability is to this service availability.

CVSS3: 3.3
nvd
около 4 лет назад

A possible use-after-free and double-free in c-ares lib version 1.16.0 if ares_destroy() is called prior to ares_getaddrinfo() completing. This flaw possibly allows an attacker to crash the service that uses c-ares lib. The highest threat from this vulnerability is to this service availability.

CVSS3: 3.3
debian
около 4 лет назад

A possible use-after-free and double-free in c-ares lib version 1.16.0 ...

CVSS3: 3.3
github
около 3 лет назад

A possible use-after-free and double-free in c-ares lib version 1.16.0 if ares_destroy() is called prior to ares_getaddrinfo() completing. This flaw possibly allows an attacker to crash the service that uses c-ares lib. The highest threat from this vulnerability is to this service availability.

CVSS3: 3.3
fstec
больше 5 лет назад

Уязвимость функций ares_destroy() и ares_getaddrinfo() библиотеки асинхронных DNS-запросов C-ares, связанная с использованием памяти после её освобождения, позволяющая нарушителю вызвать отказ в обслуживании

2.1 Low

CVSS2

3.3 Low

CVSS3