CVE-2021-46772

Low

Description

Insufficient input validation in the ABL may allow a privileged attacker with access to the BIOS menu or UEFI shell to tamper with the structure headers in SPI ROM causing an out of bounds memory read and write, potentially resulting in memory corruption or denial of service.

SeverityLow
CVSS3.9
Exploit probability—
ProductAMD EPYC™ 7002 Series Processors
PublishedAug 13, 2024
First seenAug 13, 2024

How to fix

Affected products

ProductAffected versionsFixed in
AMD AMD EPYC™ 7002 Series ProcessorsNo range specified—
AMD AMD EPYC™ 7003 Series ProcessorsNo range specified—
AMD AMD Ryzen™ 3000 Series Desktop Processorsvarious—
AMD AMD Ryzen™ 5000 Series Desktop ProcessorsNo range specified—
AMD AMD Ryzen™ 5000 Series Desktop Processor with Radeon™ GraphicsComboAM4V2 1.2.0.A—
AMD AMD Athlon™ 3000 Series Desktop Processors with Radeon™ Graphicsvarious—
AMD AMD Ryzen™ 4000 Series Desktop Processors with Radeon™ Graphicsvarious—
AMD AMD Ryzen™ Threadripper™ 3000 Series Processorsvarious—
AMD AMD Ryzen™ Threadripper™ PRO 3000WX Series ProcessorsNo range specified—
AMD AMD Ryzen™ Threadripper™ PRO 5000WX ProcessorsNo range specified—
AMD AMD Athlon™ 3000 Series Mobile Processors with Radeon™ Graphicsvarious—
AMD AMD Ryzen™ 3000 Series Mobile Processor with Radeon™ Graphicsvarious—
AMD AMD Ryzen™ 4000 Series Mobile Processors with Radeon™ Graphicsvarious—
AMD AMD Ryzen™ 5000 Series Mobile Processors with Radeon™ Graphicsvarious, No range specified—
AMD AMD Ryzen™ 7020 Series Processors with Radeon™ GraphicsNo range specified—
AMD AMD Ryzen™ 6000 Series Processors with Radeon™ GraphicsNo range specified—
AMD AMD Ryzen™ 7035 Series Processors with Radeon™ GraphicsNo range specified—
AMD AMD Ryzen™ 5000 Series Processors with Radeon™ GraphicsNo range specified—
AMD AMD Ryzen™ 3000 Series Processors with Radeon™ GraphicsNo range specified—
AMD AMD EPYC™ Embedded 7002 Series ProcessorsNo range specified—
AMD AMD EPYC™ Embedded 7003 Series ProcessorsNo range specified—
AMD AMD Ryzen™ Embedded R1000 Series Processorsvarious—
AMD AMD Ryzen™ Embedded R2000 Series Processorsvarious—
AMD AMD Ryzen™ Embedded 5000 Series Processorsvarious—
AMD AMD Ryzen™ Embedded V1000 Series Processorsvarious—
AMD AMD Ryzen™ Embedded V2000 Series Processorsvarious—
AMD AMD Ryzen™ Embedded V3000 Series ProcessorsNo range specified—

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