CVE-2021-46765: Input Validation

Published May 9, 2023

Updated

Insufficient input validation in ASP may allow an attacker with a compromised SMM to induce out-of-bounds memory reads within the ASP, potentially leading to a denial of service.

Affected Software

278 affected components

All of the following

AMD Ryzen 6600h Firmware=rembrandtpi-fp7_1.0.0.5

AMD Ryzen 6600h

All of the following

AMD Ryzen 6600hs Firmware=rembrandtpi-fp7_1.0.0.5

AMD Ryzen 6600hs

All of the following

AMD Ryzen 6600u Firmware=rembrandtpi-fp7_1.0.0.5

AMD Ryzen 6600u

All of the following

AMD Ryzen 6800h Firmware=rembrandtpi-fp7_1.0.0.5

AMD Ryzen 6800h

All of the following

AMD Ryzen 6800hs Firmware=rembrandtpi-fp7_1.0.0.5

AMD Ryzen 6800hs

All of the following

AMD Ryzen 6800u Firmware=rembrandtpi-fp7_1.0.0.5

AMD Ryzen 6800u

All of the following

AMD Ryzen 6900hs Firmware=rembrandtpi-fp7_1.0.0.5

AMD Ryzen 6900hs

All of the following

AMD Ryzen 6900hx Firmware=rembrandtpi-fp7_1.0.0.5

AMD Ryzen 6900hx

All of the following

AMD Ryzen 6980hs Firmware=rembrandtpi-fp7_1.0.0.5

AMD Ryzen 6980hs

All of the following

AMD Ryzen 6980hx Firmware=rembrandtpi-fp7_1.0.0.5

AMD Ryzen 6980hx

All of the following

AMD Ryzen 5300g Firmware=cezannepi-fp6_1.0.0.b

AMD Ryzen 5300g

All of the following

AMD Ryzen 5300g Firmware=comboam4v2_pi_1.2.0.8

AMD Ryzen 5300g

All of the following

AMD Ryzen 5300ge Firmware=cezannepi-fp6_1.0.0.b

AMD Ryzen 5300ge

All of the following

AMD Ryzen 5300ge Firmware=comboam4v2_pi_1.2.0.8

AMD Ryzen 5300ge

All of the following

AMD Ryzen 5500 Firmware=cezannepi-fp6_1.0.0.b

AMD Ryzen 5500

All of the following

AMD Ryzen 5500 Firmware=comboam4v2_pi_1.2.0.8

AMD Ryzen 5500

All of the following

AMD Ryzen 5600 Firmware=cezannepi-fp6_1.0.0.b

AMD Ryzen 5600

All of the following

AMD Ryzen 5600 Firmware=comboam4v2_pi_1.2.0.8

AMD Ryzen 5600

All of the following

AMD Ryzen 5600g Firmware=cezannepi-fp6_1.0.0.b

AMD Ryzen 5600g

All of the following

AMD Ryzen 5600g Firmware=comboam4v2_pi_1.2.0.8

AMD Ryzen 5600g

All of the following

AMD Ryzen 5600ge Firmware=cezannepi-fp6_1.0.0.b

AMD Ryzen 5600ge

All of the following

AMD Ryzen 5600ge Firmware=comboam4v2_pi_1.2.0.8

AMD Ryzen 5600ge

All of the following

AMD Ryzen 5600x Firmware=cezannepi-fp6_1.0.0.b

AMD Ryzen 5600x

All of the following

AMD Ryzen 5600x Firmware=comboam4v2_pi_1.2.0.8

AMD Ryzen 5600x

All of the following

AMD Ryzen 5700g Firmware=cezannepi-fp6_1.0.0.b

AMD Ryzen 5700g

All of the following

AMD Ryzen 5700g Firmware=comboam4v2_pi_1.2.0.8

AMD Ryzen 5700g

All of the following

AMD Ryzen 5700ge Firmware=cezannepi-fp6_1.0.0.b

AMD Ryzen 5700ge

All of the following

AMD Ryzen 5700ge Firmware=comboam4v2_pi_1.2.0.8

AMD Ryzen 5700ge

All of the following

AMD Ryzen 5700x Firmware=cezannepi-fp6_1.0.0.b

AMD Ryzen 5700x

All of the following

AMD Ryzen 5700x Firmware=comboam4v2_pi_1.2.0.8

AMD Ryzen 5700x

All of the following

AMD Ryzen 5800 Firmware=cezannepi-fp6_1.0.0.b

AMD Ryzen 5800

All of the following

AMD Ryzen 5800 Firmware=comboam4v2_pi_1.2.0.8

AMD Ryzen 5800

All of the following

AMD Ryzen 5800x3d Firmware=cezannepi-fp6_1.0.0.b

AMD Ryzen 5800x3d

All of the following

AMD Ryzen 5800x3d Firmware=comboam4v2_pi_1.2.0.8

AMD Ryzen 5800x3d

All of the following

AMD Ryzen 5800x Firmware=cezannepi-fp6_1.0.0.b

AMD Ryzen 5800x

All of the following

AMD Ryzen 5800x Firmware=comboam4v2_pi_1.2.0.8

AMD Ryzen 5800x

All of the following

AMD Ryzen 5900 Firmware=cezannepi-fp6_1.0.0.b

AMD Ryzen 5900

All of the following

AMD Ryzen 5900 Firmware=comboam4v2_pi_1.2.0.8

AMD Ryzen 5900

All of the following

AMD Ryzen 5900x Firmware=cezannepi-fp6_1.0.0.b

AMD Ryzen 5900x

All of the following

AMD Ryzen 5900x Firmware=comboam4v2_pi_1.2.0.8

AMD Ryzen 5900x

All of the following

AMD Ryzen 5945wx Firmware=cezannepi-fp6_1.0.0.b

AMD Ryzen 5945wx

All of the following

AMD Ryzen 5945wx Firmware=comboam4v2_pi_1.2.0.8

AMD Ryzen 5945wx

All of the following

AMD Ryzen 5950x Firmware=cezannepi-fp6_1.0.0.b

AMD Ryzen 5950x

All of the following

AMD Ryzen 5950x Firmware=comboam4v2_pi_1.2.0.8

AMD Ryzen 5950x

All of the following

AMD Ryzen 5955wx Firmware=cezannepi-fp6_1.0.0.b

AMD Ryzen 5955wx

All of the following

AMD Ryzen 5955wx Firmware=comboam4v2_pi_1.2.0.8

AMD Ryzen 5955wx

All of the following

AMD Ryzen 5965wx Firmware=cezannepi-fp6_1.0.0.b

AMD Ryzen 5965wx

All of the following

AMD Ryzen 5965wx Firmware=comboam4v2_pi_1.2.0.8

AMD Ryzen 5965wx

All of the following

AMD Ryzen 5975wx Firmware=cezannepi-fp6_1.0.0.b

AMD Ryzen 5975wx

All of the following

AMD Ryzen 5975wx Firmware=comboam4v2_pi_1.2.0.8

AMD Ryzen 5975wx

All of the following

AMD Ryzen 5995wx Firmware=cezannepi-fp6_1.0.0.b

AMD Ryzen 5995wx

All of the following

AMD Ryzen 5995wx Firmware=comboam4v2_pi_1.2.0.8

AMD Ryzen 5995wx

All of the following

AMD Ryzen 3100 Firmware=comboam4v2_pi_1.2.0.8

AMD Ryzen 3100

All of the following

AMD Ryzen 3100 Firmware=renoirpi-fp6_1.0.0.9

AMD Ryzen 3100

All of the following

AMD Ryzen 3300x Firmware=comboam4v2_pi_1.2.0.8

AMD Ryzen 3300x

All of the following

AMD Ryzen 3300x Firmware=renoirpi-fp6_1.0.0.9

AMD Ryzen 3300x

All of the following

AMD Ryzen 3500 Firmware=comboam4v2_pi_1.2.0.8

AMD Ryzen 3500

All of the following

AMD Ryzen 3500 Firmware=renoirpi-fp6_1.0.0.9

AMD Ryzen 3500

All of the following

AMD Ryzen 3500x Firmware=comboam4v2_pi_1.2.0.8

AMD Ryzen 3500x

All of the following

AMD Ryzen 3500x Firmware=renoirpi-fp6_1.0.0.9

AMD Ryzen 3500x

All of the following

AMD Ryzen 3600 Firmware=comboam4v2_pi_1.2.0.8

AMD Ryzen 3600

All of the following

AMD Ryzen 3600 Firmware=renoirpi-fp6_1.0.0.9

AMD Ryzen 3600

All of the following

AMD Ryzen 3600x Firmware=comboam4v2_pi_1.2.0.8

AMD Ryzen 3600x

All of the following

AMD Ryzen 3600x Firmware=renoirpi-fp6_1.0.0.9

AMD Ryzen 3600x

All of the following

AMD Ryzen 3600xt Firmware=comboam4v2_pi_1.2.0.8

AMD Ryzen 3600xt

All of the following

AMD Ryzen 3600xt Firmware=renoirpi-fp6_1.0.0.9

AMD Ryzen 3600xt

All of the following

AMD Ryzen 3800x Firmware=comboam4v2_pi_1.2.0.8

AMD Ryzen 3800x

All of the following

AMD Ryzen 3800x Firmware=renoirpi-fp6_1.0.0.9

AMD Ryzen 3800x

All of the following

AMD Ryzen 3800xt Firmware=comboam4v2_pi_1.2.0.8

AMD Ryzen 3800xt

All of the following

AMD Ryzen 3800xt Firmware=renoirpi-fp6_1.0.0.9

AMD Ryzen 3800xt

All of the following

AMD Ryzen 3900 Firmware=comboam4v2_pi_1.2.0.8

AMD Ryzen 3900

All of the following

AMD Ryzen 3900 Firmware=renoirpi-fp6_1.0.0.9

AMD Ryzen 3900

All of the following

AMD Ryzen 3900x Firmware=comboam4v2_pi_1.2.0.8

AMD Ryzen 3900x

All of the following

AMD Ryzen 3900x Firmware=renoirpi-fp6_1.0.0.9

AMD Ryzen 3900x

All of the following

AMD Ryzen 3900xt Firmware=comboam4v2_pi_1.2.0.8

AMD Ryzen 3900xt

All of the following

AMD Ryzen 3900xt Firmware=renoirpi-fp6_1.0.0.9

AMD Ryzen 3900xt

All of the following

AMD Ryzen 3950x Firmware=comboam4v2_pi_1.2.0.8

AMD Ryzen 3950x

All of the following

AMD Ryzen 3950x Firmware=renoirpi-fp6_1.0.0.9

AMD Ryzen 3950x

AMD Ryzen 6600h Firmware=rembrandtpi-fp7_1.0.0.5

AMD Ryzen 6600h

AMD Ryzen 6600hs Firmware=rembrandtpi-fp7_1.0.0.5

AMD Ryzen 6600hs

AMD Ryzen 6600u Firmware=rembrandtpi-fp7_1.0.0.5

AMD Ryzen 6600u

AMD Ryzen 6800h Firmware=rembrandtpi-fp7_1.0.0.5

AMD Ryzen 6800h

AMD Ryzen 6800hs Firmware=rembrandtpi-fp7_1.0.0.5

AMD Ryzen 6800hs

AMD Ryzen 6800u Firmware=rembrandtpi-fp7_1.0.0.5

AMD Ryzen 6800u

AMD Ryzen 6900hs Firmware=rembrandtpi-fp7_1.0.0.5

AMD Ryzen 6900hs

AMD Ryzen 6900hx Firmware=rembrandtpi-fp7_1.0.0.5

AMD Ryzen 6900hx

AMD Ryzen 6980hs Firmware=rembrandtpi-fp7_1.0.0.5

AMD Ryzen 6980hs

AMD Ryzen 6980hx Firmware=rembrandtpi-fp7_1.0.0.5

AMD Ryzen 6980hx

AMD Ryzen 5300g Firmware=cezannepi-fp6_1.0.0.b

AMD Ryzen 5300g

AMD Ryzen 5300g Firmware=comboam4v2_pi_1.2.0.8

AMD Ryzen 5300ge Firmware=cezannepi-fp6_1.0.0.b

AMD Ryzen 5300ge

AMD Ryzen 5300ge Firmware=comboam4v2_pi_1.2.0.8

AMD Ryzen 5500 Firmware=cezannepi-fp6_1.0.0.b

AMD Ryzen 5500

AMD Ryzen 5500 Firmware=comboam4v2_pi_1.2.0.8

AMD Ryzen 5600 Firmware=cezannepi-fp6_1.0.0.b

AMD Ryzen 5600

AMD Ryzen 5600 Firmware=comboam4v2_pi_1.2.0.8

AMD Ryzen 5600g Firmware=cezannepi-fp6_1.0.0.b

AMD Ryzen 5600g

AMD Ryzen 5600g Firmware=comboam4v2_pi_1.2.0.8

AMD Ryzen 5600ge Firmware=cezannepi-fp6_1.0.0.b

AMD Ryzen 5600ge

AMD Ryzen 5600ge Firmware=comboam4v2_pi_1.2.0.8

AMD Ryzen 5600x Firmware=cezannepi-fp6_1.0.0.b

AMD Ryzen 5600x

AMD Ryzen 5600x Firmware=comboam4v2_pi_1.2.0.8

AMD Ryzen 5700g Firmware=cezannepi-fp6_1.0.0.b

AMD Ryzen 5700g

AMD Ryzen 5700g Firmware=comboam4v2_pi_1.2.0.8

AMD Ryzen 5700ge Firmware=cezannepi-fp6_1.0.0.b

AMD Ryzen 5700ge

AMD Ryzen 5700ge Firmware=comboam4v2_pi_1.2.0.8

AMD Ryzen 5700x Firmware=cezannepi-fp6_1.0.0.b

AMD Ryzen 5700x

AMD Ryzen 5700x Firmware=comboam4v2_pi_1.2.0.8

AMD Ryzen 5800 Firmware=cezannepi-fp6_1.0.0.b

AMD Ryzen 5800

AMD Ryzen 5800 Firmware=comboam4v2_pi_1.2.0.8

AMD Ryzen 5800x3d Firmware=cezannepi-fp6_1.0.0.b

AMD Ryzen 5800x3d

AMD Ryzen 5800x3d Firmware=comboam4v2_pi_1.2.0.8

AMD Ryzen 5800x Firmware=cezannepi-fp6_1.0.0.b

AMD Ryzen 5800x

AMD Ryzen 5800x Firmware=comboam4v2_pi_1.2.0.8

AMD Ryzen 5900 Firmware=cezannepi-fp6_1.0.0.b

AMD Ryzen 5900

AMD Ryzen 5900 Firmware=comboam4v2_pi_1.2.0.8

AMD Ryzen 5900x Firmware=cezannepi-fp6_1.0.0.b

AMD Ryzen 5900x

AMD Ryzen 5900x Firmware=comboam4v2_pi_1.2.0.8

AMD Ryzen 5945wx Firmware=cezannepi-fp6_1.0.0.b

AMD Ryzen 5945wx

AMD Ryzen 5945wx Firmware=comboam4v2_pi_1.2.0.8

AMD Ryzen 5950x Firmware=cezannepi-fp6_1.0.0.b

AMD Ryzen 5950x

AMD Ryzen 5950x Firmware=comboam4v2_pi_1.2.0.8

AMD Ryzen 5955wx Firmware=cezannepi-fp6_1.0.0.b

AMD Ryzen 5955wx

AMD Ryzen 5955wx Firmware=comboam4v2_pi_1.2.0.8

AMD Ryzen 5965wx Firmware=cezannepi-fp6_1.0.0.b

AMD Ryzen 5965wx

AMD Ryzen 5965wx Firmware=comboam4v2_pi_1.2.0.8

AMD Ryzen 5975wx Firmware=cezannepi-fp6_1.0.0.b

AMD Ryzen 5975wx

AMD Ryzen 5975wx Firmware=comboam4v2_pi_1.2.0.8

AMD Ryzen 5995wx Firmware=cezannepi-fp6_1.0.0.b

AMD Ryzen 5995wx

AMD Ryzen 5995wx Firmware=comboam4v2_pi_1.2.0.8

AMD Ryzen 3100 Firmware=comboam4v2_pi_1.2.0.8

AMD Ryzen 3100

AMD Ryzen 3100 Firmware=renoirpi-fp6_1.0.0.9

AMD Ryzen 3300x Firmware=comboam4v2_pi_1.2.0.8

AMD Ryzen 3300x

AMD Ryzen 3300x Firmware=renoirpi-fp6_1.0.0.9

AMD Ryzen 3500 Firmware=comboam4v2_pi_1.2.0.8

AMD Ryzen 3500

AMD Ryzen 3500 Firmware=renoirpi-fp6_1.0.0.9

AMD Ryzen 3500x Firmware=comboam4v2_pi_1.2.0.8

AMD Ryzen 3500x

AMD Ryzen 3500x Firmware=renoirpi-fp6_1.0.0.9

AMD Ryzen 3600 Firmware=comboam4v2_pi_1.2.0.8

AMD Ryzen 3600

AMD Ryzen 3600 Firmware=renoirpi-fp6_1.0.0.9

AMD Ryzen 3600x Firmware=comboam4v2_pi_1.2.0.8

AMD Ryzen 3600x

AMD Ryzen 3600x Firmware=renoirpi-fp6_1.0.0.9

AMD Ryzen 3600xt Firmware=comboam4v2_pi_1.2.0.8

AMD Ryzen 3600xt

AMD Ryzen 3600xt Firmware=renoirpi-fp6_1.0.0.9

AMD Ryzen 3800x Firmware=comboam4v2_pi_1.2.0.8

AMD Ryzen 3800x

AMD Ryzen 3800x Firmware=renoirpi-fp6_1.0.0.9

AMD Ryzen 3800xt Firmware=comboam4v2_pi_1.2.0.8

AMD Ryzen 3800xt

AMD Ryzen 3800xt Firmware=renoirpi-fp6_1.0.0.9

AMD Ryzen 3900 Firmware=comboam4v2_pi_1.2.0.8

AMD Ryzen 3900

AMD Ryzen 3900 Firmware=renoirpi-fp6_1.0.0.9

AMD Ryzen 3900x Firmware=comboam4v2_pi_1.2.0.8

AMD Ryzen 3900x

AMD Ryzen 3900x Firmware=renoirpi-fp6_1.0.0.9

AMD Ryzen 3900xt Firmware=comboam4v2_pi_1.2.0.8

AMD Ryzen 3900xt

AMD Ryzen 3900xt Firmware=renoirpi-fp6_1.0.0.9

AMD Ryzen 3950x Firmware=comboam4v2_pi_1.2.0.8

AMD Ryzen 3950x

AMD Ryzen 3950x Firmware=renoirpi-fp6_1.0.0.9

Event History

May 9, 2023

CVE Published

via MITRE·07:01 PM

Data Sourced

via MITRE·07:01 PM

Description

Frequently Asked Questions

What is the severity of CVE-2021-46765?

CVE-2021-46765 has been assigned a severity rating of high due to the potential for denial of service.

How do I fix CVE-2021-46765?

To mitigate CVE-2021-46765, ensure that your firmware is updated to the latest version provided by AMD.

Which devices are affected by CVE-2021-46765?

CVE-2021-46765 affects specific firmware versions of AMD Ryzen 6000 and 5000 series processors.

Is there a workaround for CVE-2021-46765?

There are no official workarounds for CVE-2021-46765; updating the firmware is the recommended solution.

What are the potential impacts of CVE-2021-46765?

Exploitation of CVE-2021-46765 could lead to out-of-bounds memory reads and consequently a denial of service condition.

CVE-2021-46765: Input Validation

Affected Software

Event History

Don't miss critical vulnerabilities

Frequently Asked Questions

What is the severity of CVE-2021-46765?

How do I fix CVE-2021-46765?

Which devices are affected by CVE-2021-46765?

Is there a workaround for CVE-2021-46765?

What are the potential impacts of CVE-2021-46765?

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Resources

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