CVE-2021-46746

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.

Category

5.2
CVSS
Severity: Medium
CVSS 3.1 •
EPSS 0.03%
Vendor Advisory amd.com
Affected: AMD AMD EPYC™ 7001 Processors
Affected: AMD AMD EPYC™ 7002 Processors
Affected: AMD AMD EPYC™ 7003 Processors
Affected: AMD AMD EPYC™ 9004 Processors
Affected: AMD AMD Ryzen™ 3000 Series Desktop Processors
Affected: AMD AMD Ryzen™ 5000 Series Desktop Processors
Affected: AMD AMD Ryzen™ 5000 Series Desktop Processor with Radeon™ Graphics
Affected: AMD AMD Ryzen™ 7000 Series Desktop Processors
Affected: AMD AMD Athlon™ 3000 Series Desktop Processors with Radeon™ Graphics
Affected: AMD AMD Ryzen™ 4000 Series Desktop Processors with Radeon™ Graphics
Affected: AMD AMD Ryzen™ Threadripper™ 3000 Series Processors
Affected: AMD AMD Ryzen™ Threadripper™ PRO 3000WX Series Processors
Affected: AMD AMD Ryzen™ Threadripper™ PRO 5000WX Processors
Affected: AMD AMD Athlon™ 3000 Series Mobile Processors with Radeon™ Graphics
Affected: AMD AMD Athlon™ 3000 Series Mobile Processors with Radeon™ Graphics
Affected: AMD AMD Ryzen™ 3000 Series Mobile Processor with Radeon™ Graphics
Affected: AMD AMD Ryzen™ 4000 Series Mobile Processors with Radeon™ Graphics
Affected: AMD AMD Ryzen™ 5000 Series Mobile Processors with Radeon™ Graphics
Affected: AMD AMD Ryzen™ 5000 Series Mobile Processors with Radeon™ Graphics
Affected: AMD AMD Ryzen™ 7020 Series Processors with Radeon™ Graphics
Affected: AMD AMD Ryzen™ 6000 Series Processors with Radeon™ Graphics
Affected: AMD AMD Ryzen™ 7035 Series Processors with Radeon™ Graphics
Affected: AMD AMD Ryzen™ 5000 Series Processors with Radeon™ Graphics
Affected: AMD AMD Ryzen™ 3000 Series Processors with Radeon™ Graphics
Affected: AMD AMD Ryzen™ 7045 Series Mobile Processors
Affected: AMD AMD EPYC™ Embedded 3000 Series Processors
Affected: AMD AMD EPYC™ Embedded 7002 Series Processors
Affected: AMD AMD EPYC™ Embedded 7003 Series Processors
Affected: AMD AMD EPYC™ Embedded 9003 Series Processors
Affected: AMD AMD Ryzen™ Embedded R1000 Series Processors
Affected: AMD AMD Ryzen™ Embedded R2000 Series Processors
Affected: AMD AMD Ryzen™ Embedded 5000 Series Processors
Affected: AMD AMD Ryzen™ Embedded 7000 Series Processors
Affected: AMD AMD Ryzen™ Embedded V1000 Series Processors
Affected: AMD AMD Ryzen™ Embedded V2000 Series Processors
Affected: AMD AMD Ryzen™ Embedded V3000 Series Processors
Published at:
Updated at:

References

Link Tags
https://www.amd.com/en/resources/product-security/bulletin/amd-sb-3003.html vendor advisory

Frequently Asked Questions

What is the severity of CVE-2021-46746?
CVE-2021-46746 has been scored as a medium severity vulnerability.
How to fix CVE-2021-46746?
To fix CVE-2021-46746, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2021-46746 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2021-46746 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2021-46746?
CVE-2021-46746 affects AMD AMD EPYC™ 7001 Processors, AMD AMD EPYC™ 7002 Processors, AMD AMD EPYC™ 7003 Processors, AMD AMD EPYC™ 9004 Processors, AMD AMD Ryzen™ 3000 Series Desktop Processors, AMD AMD Ryzen™ 5000 Series Desktop Processors, AMD AMD Ryzen™ 5000 Series Desktop Processor with Radeon™ Graphics, AMD AMD Ryzen™ 7000 Series Desktop Processors, AMD AMD Athlon™ 3000 Series Desktop Processors with Radeon™ Graphics, AMD AMD Ryzen™ 4000 Series Desktop Processors with Radeon™ Graphics, AMD AMD Ryzen™ Threadripper™ 3000 Series Processors, AMD AMD Ryzen™ Threadripper™ PRO 3000WX Series Processors, AMD AMD Ryzen™ Threadripper™ PRO 5000WX Processors, AMD AMD Athlon™ 3000 Series Mobile Processors with Radeon™ Graphics, AMD AMD Athlon™ 3000 Series Mobile Processors with Radeon™ Graphics, AMD AMD Ryzen™ 3000 Series Mobile Processor with Radeon™ Graphics, AMD AMD Ryzen™ 4000 Series Mobile Processors with Radeon™ Graphics, AMD AMD Ryzen™ 5000 Series Mobile Processors with Radeon™ Graphics, AMD AMD Ryzen™ 5000 Series Mobile Processors with Radeon™ Graphics, AMD AMD Ryzen™ 7020 Series Processors with Radeon™ Graphics, AMD AMD Ryzen™ 6000 Series Processors with Radeon™ Graphics, AMD AMD Ryzen™ 7035 Series Processors with Radeon™ Graphics, AMD AMD Ryzen™ 5000 Series Processors with Radeon™ Graphics, AMD AMD Ryzen™ 3000 Series Processors with Radeon™ Graphics, AMD AMD Ryzen™ 7045 Series Mobile Processors, AMD AMD EPYC™ Embedded 3000 Series Processors, AMD AMD EPYC™ Embedded 7002 Series Processors, AMD AMD EPYC™ Embedded 7003 Series Processors, AMD AMD EPYC™ Embedded 9003 Series Processors, AMD AMD Ryzen™ Embedded R1000 Series Processors, AMD AMD Ryzen™ Embedded R2000 Series Processors, AMD AMD Ryzen™ Embedded 5000 Series Processors, AMD AMD Ryzen™ Embedded 7000 Series Processors, AMD AMD Ryzen™ Embedded V1000 Series Processors, AMD AMD Ryzen™ Embedded V2000 Series Processors, AMD AMD Ryzen™ Embedded V3000 Series Processors.
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