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CVE-2021-46774

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CVE-2021-46774

Published: Nov 14, 2023

Modified: Oct 11, 2024

PUBLISHED

CVSS v3.1

6.7

MEDIUM

Description

Insufficient DRAM address validation in System Management Unit (SMU) may allow an attacker to read/write from/to an invalid DRAM address, potentially resulting in denial-of-service.

VendorProductVersions

AMD

Ryzen™ 3000 series Desktop Processors “Matisse"

affected
various

AMD

AMD Ryzen™ 5000 Series Desktop Processors “Vermeer”

affected
various

AMD

AMD Ryzen™ Threadripper™ 3000 Series Processors “Castle Peak” HEDT

affected
various

AMD

AMD Ryzen™ Threadripper™ PRO Processors “Castle Peak” WS SP3

affected
various

AMD

AMD Ryzen™ Threadripper™ PRO 3000WX Series Processors “Chagall” WS

affected
various

AMD

1st Gen AMD EPYC™ Processors

affected
various

AMD

2nd Gen AMD EPYC™ Processors

affected
various

AMD

3rd Gen AMD EPYC™ Processors

affected
various

AMD

4th Gen AMD EPYC™ Processors

affected
various

AMD

AMD EPYC™ Embedded 3000

affected
various

AMD

AMD EPYC™ Embedded 7002

affected
various

AMD

AMD EPYC™ Embedded 7003

affected
various

AMD

AMD Ryzen™ Embedded 5000

affected
various

AMD

AMD EPYC™ Embedded 7002

affected
various

AMD

AMD EPYC™ Embedded 3000

affected
various

AMD

AMD EPYC™ Embedded 7003

affected
various

CVSS v3.1 Details

CVSS v3.1 Vector

CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:L/I:H/A:L

Attack Vector

Local

Attack Complexity

High

Privileges Required

High

User Interaction

None

Scope

Changed

Confidentiality

Low

Integrity

High

Availability

Low

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