CVE-2021-46746

State: Published
Severity: 5.2 Medium
Published: Aug 13, 2024
Updated: Oct 31, 2024
Reserved: Mar 31, 2022

Description

Lack of stack protection exploit mechanisms in ASP Secure OS Trusted Execution Environment (TEE) may allow a privileged attacker with access to AMD signing keys to c006Frrupt the return address, causing a stack-based buffer overrun, potentially leading to a denial of service.

Scores

CVSS	Score	Vector	Source
3.1	5.2 Medium	CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:L/I:L/A:H	AMD

Weaknesses

CWE-120 Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')

Affected Products

Product	Versions
AMD EPYC™ 7001 ProcessorsAMD	variousAffected
AMD EPYC™ 7002 ProcessorsAMD	variousAffected
AMD EPYC™ 7003 ProcessorsAMD	variousAffected
AMD EPYC™ 9004 ProcessorsAMD	variousAffected
AMD Ryzen™ 3000 Series Desktop ProcessorsAMD	ComboAM4PI 1.0.0.9Not affected ComboAM4 V2 PI 1.2.0.8Not affected
AMD Ryzen™ 5000 Series Desktop ProcessorsAMD	ComboAM4V2 PI 1.2.0.8Not affected
AMD Ryzen™ 5000 Series Desktop Processor with Radeon™ GraphicsAMD	ComboAM4v2 PI 1.2.0.5Not affected
AMD Ryzen™ 7000 Series Desktop ProcessorsAMD	ComboAM5 1.0.8.0Affected
AMD Athlon™ 3000 Series Desktop Processors with Radeon™ GraphicsAMD	ComboAM4PI 1.0.0.9Not affected ComboAM4v2 PI 1.2.0.8Not affected
AMD Ryzen™ 4000 Series Desktop Processors with Radeon™ GraphicsAMD	ComboAM4v2 PI 1.2.0.5Not affected
AMD Ryzen™ Threadripper™ 3000 Series ProcessorsAMD	CastlePeakPI-SP3r3 1.0.0.7Not affected
AMD Ryzen™ Threadripper™ PRO 3000WX Series ProcessorsAMD	ChagallWSPI-sWRX8 1.0.0.2Not affected CastlePeakWSPI-sWRX8 1.0.0.9Not affected
AMD Ryzen™ Threadripper™ PRO 5000WX ProcessorsAMD	ChagallWSPI-sWRX8 1.0.0.2Not affected
AMD Athlon™ 3000 Series Mobile Processors with Radeon™ GraphicsAMD	PicassoPI-FP5 1.0.0.ENot affected
AMD Athlon™ 3000 Series Mobile Processors with Radeon™ GraphicsAMD	PollockPI-FT5 1.0.0.4Affected
AMD Ryzen™ 3000 Series Mobile Processor with Radeon™ GraphicsAMD	PicassoPI-FP5 1.0.0.ENot affected
AMD Ryzen™ 4000 Series Mobile Processors with Radeon™ GraphicsAMD	RenoirPI-FP6 1.0.0.8Not affected
AMD Ryzen™ 5000 Series Mobile Processors with Radeon™ GraphicsAMD	CezannePI-FP6 1.0.0.8Not affected
AMD Ryzen™ 5000 Series Mobile Processors with Radeon™ GraphicsAMD	CezannePI-FP6 1.0.0.8Not affected
AMD Ryzen™ 7020 Series Processors with Radeon™ GraphicsAMD	MendocinoPI-FT6 1.0.0.6Not affected
AMD Ryzen™ 6000 Series Processors with Radeon™ GraphicsAMD	RembrandtPI-FP7 1.0.0.5Not affected
AMD Ryzen™ 7035 Series Processors with Radeon™ GraphicsAMD	RembrandtPI-FP7 1.0.0.5Not affected
AMD Ryzen™ 5000 Series Processors with Radeon™ GraphicsAMD	CezannePI-FP6 1.0.0.8Not affected
AMD Ryzen™ 3000 Series Processors with Radeon™ GraphicsAMD	CezannePI-FP6 1.0.0.8Not affected
AMD Ryzen™ 7045 Series Mobile ProcessorsAMD	DragonRangeFL1PI 1.0.0.3bNot affected
AMD EPYC™ Embedded 3000 Series ProcessorsAMD	variousAffected
AMD EPYC™ Embedded 7002 Series ProcessorsAMD	variousAffected
AMD EPYC™ Embedded 7003 Series ProcessorsAMD	variousAffected
AMD EPYC™ Embedded 9003 Series ProcessorsAMD	variousAffected
AMD Ryzen™ Embedded R1000 Series ProcessorsAMD	EmbeddedPI-FP5 1.2.0.ANot affected
AMD Ryzen™ Embedded R2000 Series ProcessorsAMD	EmbeddedR2KPI-FP5 1.0.0.2Not affected
AMD Ryzen™ Embedded 5000 Series ProcessorsAMD	EmbAM4PI 1.0.0.2Not affected
AMD Ryzen™ Embedded 7000 Series ProcessorsAMD	EmbeddedAM5PI 1.0.0.0Not affected
AMD Ryzen™ Embedded V1000 Series ProcessorsAMD	EmbeddedPI-FP5 1.2.0.ANot affected
AMD Ryzen™ Embedded V2000 Series ProcessorsAMD	EmbeddedPI-FP6 1.0.0.6Not affected
AMD Ryzen™ Embedded V3000 Series ProcessorsAMD	EmbeddedPI-FP7r2 1.0.0.2Not affected

References

https://www.amd.com/en/resources/product-security/bulletin/amd-sb-3003.htmlvendor-advisory

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