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CVE-2021-38578

Опубликовано: 04 сент. 2025
Источник: msrc
CVSS3: 7.4
EPSS Низкий

Описание

Existing CommBuffer checks in SmmEntryPoint will not catch underflow when computing BufferSize.

FAQ

Is Azure Linux the only Microsoft product that includes this open-source library and is therefore potentially affected by this vulnerability?

One of the main benefits to our customers who choose to use the Azure Linux distro is the commitment to keep it up to date with the most recent and most secure versions of the open source libraries with which the distro is composed. Microsoft is committed to transparency in this work which is why we began publishing CSAF/VEX in October 2025. See this blog post for more information. If impact to additional products is identified, we will update the CVE to reflect this.

EPSS

Процентиль: 21%
0.00066
Низкий

7.4 High

CVSS3

Связанные уязвимости

CVSS3: 7.4
ubuntu
почти 4 года назад

Existing CommBuffer checks in SmmEntryPoint will not catch underflow when computing BufferSize.

CVSS3: 7.4
redhat
почти 4 года назад

Existing CommBuffer checks in SmmEntryPoint will not catch underflow when computing BufferSize.

CVSS3: 7.4
nvd
почти 4 года назад

Existing CommBuffer checks in SmmEntryPoint will not catch underflow when computing BufferSize.

CVSS3: 7.4
debian
почти 4 года назад

Existing CommBuffer checks in SmmEntryPoint will not catch underflow w ...

CVSS3: 9.8
github
почти 4 года назад

Existing CommBuffer checks in SmmEntryPoint will not catch underflow when computing BufferSize.

EPSS

Процентиль: 21%
0.00066
Низкий

7.4 High

CVSS3