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CVE-2021-3501

Опубликовано: 15 мая 2021
Источник: msrc
CVSS3: 7.1
EPSS Низкий

Описание

A flaw was found in the Linux kernel in versions before 5.12. The value of internal.ndata in the KVM API is mapped to an array index which can be updated by a user process at anytime which could lead to an out-of-bounds write. The highest threat from this vulnerability is to data integrity and system availability.

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: 13%
0.00042
Низкий

7.1 High

CVSS3

Связанные уязвимости

CVSS3: 7.1
ubuntu
почти 5 лет назад

A flaw was found in the Linux kernel in versions before 5.12. The value of internal.ndata, in the KVM API, is mapped to an array index, which can be updated by a user process at anytime which could lead to an out-of-bounds write. The highest threat from this vulnerability is to data integrity and system availability.

CVSS3: 7.8
redhat
почти 5 лет назад

A flaw was found in the Linux kernel in versions before 5.12. The value of internal.ndata, in the KVM API, is mapped to an array index, which can be updated by a user process at anytime which could lead to an out-of-bounds write. The highest threat from this vulnerability is to data integrity and system availability.

CVSS3: 7.1
nvd
почти 5 лет назад

A flaw was found in the Linux kernel in versions before 5.12. The value of internal.ndata, in the KVM API, is mapped to an array index, which can be updated by a user process at anytime which could lead to an out-of-bounds write. The highest threat from this vulnerability is to data integrity and system availability.

CVSS3: 7.1
debian
почти 5 лет назад

A flaw was found in the Linux kernel in versions before 5.12. The valu ...

CVSS3: 7.1
github
больше 3 лет назад

A flaw was found in the Linux kernel in versions before 5.12. The value of internal.ndata, in the KVM API, is mapped to an array index, which can be updated by a user process at anytime which could lead to an out-of-bounds write. The highest threat from this vulnerability is to data integrity and system availability.

EPSS

Процентиль: 13%
0.00042
Низкий

7.1 High

CVSS3