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CVE-2020-25670

Опубликовано: 01 нояб. 2020
Источник: redhat
CVSS3: 7.8

Описание

A vulnerability was found in Linux Kernel where refcount leak in llcp_sock_bind() causing use-after-free which might lead to privilege escalations.

A use-after-free flaw was found in the Linux kernel’s NFC LLCP protocol implementation in the way the user performs manipulation with an unknown input for the llcp_sock_bind() function. This flaw allows a local user to crash or escalate their privileges on the system.

Затронутые пакеты

ПлатформаПакетСостояниеРекомендацияРелиз
Red Hat Enterprise Linux 5kernelNot affected
Red Hat Enterprise Linux 6kernelNot affected
Red Hat Enterprise Linux 7kernelNot affected
Red Hat Enterprise Linux 7kernel-altNot affected
Red Hat Enterprise Linux 7kernel-rtNot affected
Red Hat Enterprise Linux 8kernelNot affected
Red Hat Enterprise Linux 8kernel-rtNot affected
Red Hat Enterprise Linux 9kernelNot affected
Red Hat Enterprise MRG 2kernel-rtNot affected

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Дополнительная информация

Дефект:
CWE-416
https://bugzilla.redhat.com/show_bug.cgi?id=1894550kernel: refcount leak in llcp_sock_bind()

7.8 High

CVSS3

Связанные уязвимости

CVSS3: 7.8
ubuntu
около 4 лет назад

A vulnerability was found in Linux Kernel where refcount leak in llcp_sock_bind() causing use-after-free which might lead to privilege escalations.

CVSS3: 7.8
nvd
около 4 лет назад

A vulnerability was found in Linux Kernel where refcount leak in llcp_sock_bind() causing use-after-free which might lead to privilege escalations.

CVSS3: 7.8
debian
около 4 лет назад

A vulnerability was found in Linux Kernel where refcount leak in llcp_ ...

CVSS3: 7.8
github
около 3 лет назад

A vulnerability was found in Linux Kernel where refcount leak in llcp_sock_bind() causing use-after-free which might lead to privilege escalations.

CVSS3: 7.8
fstec
около 4 лет назад

Уязвимость функции llcp_sock_bind() протокола nfc ядра операционной системы Linux, позволяющая нарушителю получить доступ к конфиденциальным данным, нарушить их целостность, а также вызвать отказ в обслуживании

7.8 High

CVSS3