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CVE-2021-3623

Опубликовано: 21 июн. 2021
Источник: redhat
CVSS3: 6.1

Описание

A flaw was found in libtpms. The flaw can be triggered by specially-crafted TPM 2 command packets containing illegal values and may lead to an out-of-bounds access when the volatile state of the TPM 2 is marshalled/written or unmarshalled/read. The highest threat from this vulnerability is to system availability.

Отчет

The versions of libtpms as shipped with Red Hat Enterprise Linux 8 Advanced Virtualization are affected by this issue. A future update may fix the code.

Меры по смягчению последствий

Mitigation for this issue is either not available or the currently available options do not meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base or stability.

Затронутые пакеты

ПлатформаПакетСостояниеРекомендацияРелиз
Red Hat Enterprise Linux 8 Advanced Virtualizationvirt:8.2/libtpmsWill not fix
Red Hat Enterprise Linux 8 Advanced Virtualizationvirt:8.3/libtpmsWill not fix
Red Hat Enterprise Linux 8 Advanced Virtualizationvirt:av/libtpmsAffected
Red Hat Enterprise Linux 9libtpmsNot affected

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Дополнительная информация

Статус:

Moderate
Дефект:
CWE-787
https://bugzilla.redhat.com/show_bug.cgi?id=1976806libtpms: out-of-bounds access when trying to resume the state of the vTPM

6.1 Medium

CVSS3

Связанные уязвимости

CVSS3: 6.1
ubuntu
больше 3 лет назад

A flaw was found in libtpms. The flaw can be triggered by specially-crafted TPM 2 command packets containing illegal values and may lead to an out-of-bounds access when the volatile state of the TPM 2 is marshalled/written or unmarshalled/read. The highest threat from this vulnerability is to system availability.

CVSS3: 6.1
nvd
больше 3 лет назад

A flaw was found in libtpms. The flaw can be triggered by specially-crafted TPM 2 command packets containing illegal values and may lead to an out-of-bounds access when the volatile state of the TPM 2 is marshalled/written or unmarshalled/read. The highest threat from this vulnerability is to system availability.

CVSS3: 6.1
debian
больше 3 лет назад

A flaw was found in libtpms. The flaw can be triggered by specially-cr ...

suse-cvrf
больше 2 лет назад

Security update for libtpms

CVSS3: 8.2
github
больше 3 лет назад

A flaw was found in libtpms. The flaw can be triggered by specially-crafted TPM 2 command packets containing illegal values and may lead to an out-of-bounds access when the volatile state of the TPM 2 is marshalled/written or unmarshalled/read. The highest threat from this vulnerability is to system availability.

6.1 Medium

CVSS3