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CVE-2021-3746

Опубликовано: 04 авг. 2021
Источник: redhat
CVSS3: 6.5
EPSS Низкий

Описание

A flaw was found in the libtpms code that may cause access beyond the boundary of internal buffers. The vulnerability is triggered by specially-crafted TPM2 command packets that then trigger the issue when the state of the TPM2's volatile state is written. The highest threat from this vulnerability is to system availability. This issue affects libtpms versions before 0.8.5, before 0.7.9 and before 0.6.6.

A flaw was found in the libtpms code that may cause access beyond the boundary of internal buffers. The vulnerability is triggered by specially-crafted TPM2 command packets that then trigger the issue when the state of the TPM2's volatile state is written. The highest threat from this vulnerability is to system availability.

Затронутые пакеты

ПлатформаПакетСостояниеРекомендацияРелиз
Red Hat Enterprise Linux 8 Advanced Virtualizationvirt:8.2/libtpmsWill not fix
Red Hat Enterprise Linux 8 Advanced Virtualizationvirt:8.3/libtpmsAffected
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-119
https://bugzilla.redhat.com/show_bug.cgi?id=1998588libtpms: out-of-bounds access via specially crafted TPM 2 command packets

EPSS

Процентиль: 40%
0.00186
Низкий

6.5 Medium

CVSS3

Связанные уязвимости

CVSS3: 6.5
ubuntu
больше 4 лет назад

A flaw was found in the libtpms code that may cause access beyond the boundary of internal buffers. The vulnerability is triggered by specially-crafted TPM2 command packets that then trigger the issue when the state of the TPM2's volatile state is written. The highest threat from this vulnerability is to system availability. This issue affects libtpms versions before 0.8.5, before 0.7.9 and before 0.6.6.

CVSS3: 6.5
nvd
больше 4 лет назад

A flaw was found in the libtpms code that may cause access beyond the boundary of internal buffers. The vulnerability is triggered by specially-crafted TPM2 command packets that then trigger the issue when the state of the TPM2's volatile state is written. The highest threat from this vulnerability is to system availability. This issue affects libtpms versions before 0.8.5, before 0.7.9 and before 0.6.6.

CVSS3: 6.5
debian
больше 4 лет назад

A flaw was found in the libtpms code that may cause access beyond the ...

suse-cvrf
больше 4 лет назад

Security update for libtpms

suse-cvrf
больше 4 лет назад

Security update for libtpms

EPSS

Процентиль: 40%
0.00186
Низкий

6.5 Medium

CVSS3