CVE-2021-26365: High severity amd ryzen 5 2400g firmware vulnerability

Q: What is the severity of CVE-2021-26365?

CVE-2021-26365 has a severity rating of medium due to potential denial of service and limited information leakage risks.

Q: How do I fix CVE-2021-26365?

To fix CVE-2021-26365, update the affected AMD Ryzen firmware to the latest version provided by AMD.

Q: Which devices are affected by CVE-2021-26365?

Affected devices include certain AMD Ryzen 5 and Ryzen 3 firmware versions, particularly the Ryzen 5 2400G and 2400GE.

Q: What does CVE-2021-26365 exploit?

CVE-2021-26365 exploits certain size values in firmware binary headers that may lead to out-of-bounds reads.

Q: Are there known exploits for CVE-2021-26365?

As of now, there are no publicly known exploits specifically targeting CVE-2021-26365.

Published May 9, 2023

Updated

Certain size values in firmware binary headers could trigger out of bounds reads during signature validation, leading to denial of service or potentially limited leakage of information about out-of-bounds memory contents.

Affected Software

216 affected components

All of the following

AMD Ryzen 5 2400g Firmware

AMD Ryzen 5 2400g

All of the following

AMD Ryzen 5 2400ge Firmware

AMD Ryzen 5 2400ge

All of the following

AMD Ryzen 3 2200ge Firmware

AMD Ryzen 3 2200ge

All of the following

AMD Ryzen 3 2200g Firmware

AMD Ryzen 3 2200g

All of the following

AMD Ryzen 3 Pro 2100ge Firmware

AMD Ryzen 3 Pro 2100ge

All of the following

AMD Ryzen 9 5900x Firmware

AMD Ryzen 9 5900x

All of the following

AMD Ryzen 9 5950x Firmware

AMD Ryzen 9 5950x

All of the following

AMD Ryzen 9 5900 Firmware

AMD Ryzen 9 5900

All of the following

AMD Ryzen 7 5800 Firmware

AMD Ryzen 7 5800

All of the following

AMD Ryzen 7 5800x Firmware

AMD Ryzen 7 5800x

All of the following

AMD Ryzen 7 5800x3d Firmware

AMD Ryzen 7 5800x3d

All of the following

AMD Ryzen 7 5700x Firmware

AMD Ryzen 7 5700x

All of the following

AMD Ryzen 5 5600 Firmware

AMD Ryzen 5 5600

All of the following

AMD Ryzen 5 5600x Firmware

AMD Ryzen 5 5600x

All of the following

AMD Ryzen 5 5500 Firmware

AMD Ryzen 5 5500

All of the following

AMD Ryzen 3 3200u Firmware<picassopi-fp5_1.0.0.d

AMD Ryzen 3 3200u

All of the following

AMD Ryzen 3 3250c Firmware<picassopi-fp5_1.0.0.d

AMD Ryzen 3 3250c

All of the following

AMD Ryzen 3 3250u Firmware<picassopi-fp5_1.0.0.d

AMD Ryzen 3 3250u

All of the following

AMD Amd 3015e Firmware<pollockpi-ft5_1.0.0.3

AMD Amd 3015e

All of the following

AMD Amd 3015ce Firmware<pollockpi-ft5_1.0.0.3

AMD Amd 3015ce

All of the following

AMD Ryzen 7 2800h Firmware

AMD Ryzen 7 2800h

All of the following

AMD Ryzen 7 2700u Firmware

AMD Ryzen 7 2700u

All of the following

AMD Ryzen 5 2600h Firmware

AMD Ryzen 5 2600h

All of the following

AMD Ryzen 5 2500u Firmware

AMD Ryzen 5 2500u

All of the following

AMD Ryzen 3 2300u Firmware

AMD Ryzen 3 2300u

All of the following

AMD Ryzen 3 2200u Firmware

AMD Ryzen 3 2200u

All of the following

AMD Ryzen 5 3400g Firmware

AMD Ryzen 5 3400g

All of the following

AMD Ryzen 5 Pro 3400g Firmware

AMD Ryzen 5 Pro 3400g

All of the following

AMD Ryzen 5 Pro 3400ge Firmware

AMD Ryzen 5 Pro 3400ge

All of the following

AMD Ryzen 5 Pro 3350g Firmware

AMD Ryzen 5 Pro 3350g

All of the following

AMD Ryzen 5 Pro 3350ge Firmware

AMD Ryzen 5 Pro 3350ge

All of the following

AMD Ryzen 3 Pro 3200g Firmware

AMD Ryzen 3 Pro 3200g

All of the following

AMD Ryzen 3 3200g Firmware

AMD Ryzen 3 3200g

All of the following

AMD Ryzen 3 3200ge Firmware

AMD Ryzen 3 3200ge

All of the following

AMD Ryzen 3 Pro 3200ge Firmware

AMD Ryzen 3 Pro 3200ge

All of the following

AMD Ryzen 7 5700u Firmware<cezannepi-fp6_1.0.0.8

AMD Ryzen 7 5700u

All of the following

AMD Ryzen 5 5500u Firmware<cezannepi-fp6_1.0.0.8

AMD Ryzen 5 5500u

All of the following

AMD Ryzen 3 5300u Firmware<cezannepi-fp6_1.0.0.8

AMD Ryzen 3 5300u

All of the following

AMD Ryzen 7 5700g Firmware<cezannepi-fp6_1.0.0.8

AMD Ryzen 7 5700g

All of the following

AMD Ryzen 7 5700ge Firmware<cezannepi-fp6_1.0.0.8

AMD Ryzen 7 5700ge

All of the following

AMD Ryzen 5 5600g Firmware<cezannepi-fp6_1.0.0.8

AMD Ryzen 5 5600g

All of the following

AMD Ryzen 5 5600ge Firmware<cezannepi-fp6_1.0.0.8

AMD Ryzen 5 5600ge

All of the following

AMD Ryzen 3 5300g Firmware<cezannepi-fp6_1.0.0.8

AMD Ryzen 3 5300g

All of the following

AMD Ryzen 3 5300ge Firmware<cezannepi-fp6_1.0.0.8

AMD Ryzen 3 5300ge

All of the following

AMD Ryzen 9 6980hx Firmware<rmb_1.0.0.4

AMD Ryzen 9 6980hx

All of the following

AMD Ryzen 9 6980hs Firmware<rmb_1.0.0.4

AMD Ryzen 9 6980hs

All of the following

AMD Ryzen 9 6900hx Firmware<rmb_1.0.0.4

AMD Ryzen 9 6900hx

All of the following

AMD Ryzen 9 6900hs Firmware<rmb_1.0.0.4

AMD Ryzen 9 6900hs

All of the following

AMD Ryzen 7 6800h Firmware<rmb_1.0.0.4

AMD Ryzen 7 6800h

All of the following

AMD Ryzen 7 6800hs Firmware<rmb_1.0.0.4

AMD Ryzen 7 6800hs

All of the following

AMD Ryzen 7 6800u Firmware<rmb_1.0.0.4

AMD Ryzen 7 6800u

All of the following

AMD Ryzen 5 6600h Firmware<rmb_1.0.0.4

AMD Ryzen 5 6600h

All of the following

AMD Ryzen 5 6600hs Firmware<rmb_1.0.0.4

AMD Ryzen 5 6600hs

All of the following

AMD Ryzen 5 6600u Firmware<rmb_1.0.0.4

AMD Ryzen 5 6600u

AMD Ryzen 5 2400g Firmware

AMD Ryzen 5 2400g

AMD Ryzen 5 2400ge Firmware

AMD Ryzen 5 2400ge

AMD Ryzen 3 2200ge Firmware

AMD Ryzen 3 2200ge

AMD Ryzen 3 2200g Firmware

AMD Ryzen 3 2200g

AMD Ryzen 3 Pro 2100ge Firmware

AMD Ryzen 3 Pro 2100ge

AMD Ryzen 9 5900x Firmware

AMD Ryzen 9 5900x

AMD Ryzen 9 5950x Firmware

AMD Ryzen 9 5950x

AMD Ryzen 9 5900 Firmware

AMD Ryzen 9 5900

AMD Ryzen 7 5800 Firmware

AMD Ryzen 7 5800

AMD Ryzen 7 5800x Firmware

AMD Ryzen 7 5800x

AMD Ryzen 7 5800x3d Firmware

AMD Ryzen 7 5800x3d

AMD Ryzen 7 5700x Firmware

AMD Ryzen 7 5700x

AMD Ryzen 5 5600 Firmware

AMD Ryzen 5 5600

AMD Ryzen 5 5600x Firmware

AMD Ryzen 5 5600x

AMD Ryzen 5 5500 Firmware

AMD Ryzen 5 5500

AMD Ryzen 3 3200u Firmware<picassopi-fp5_1.0.0.d

AMD Ryzen 3 3200u

AMD Ryzen 3 3250c Firmware<picassopi-fp5_1.0.0.d

AMD Ryzen 3 3250c

AMD Ryzen 3 3250u Firmware<picassopi-fp5_1.0.0.d

AMD Ryzen 3 3250u

AMD Amd 3015e Firmware<pollockpi-ft5_1.0.0.3

AMD Amd 3015e

AMD Amd 3015ce Firmware<pollockpi-ft5_1.0.0.3

AMD Amd 3015ce

AMD Ryzen 7 2800h Firmware

AMD Ryzen 7 2800h

AMD Ryzen 7 2700u Firmware

AMD Ryzen 7 2700u

AMD Ryzen 5 2600h Firmware

AMD Ryzen 5 2600h

AMD Ryzen 5 2500u Firmware

AMD Ryzen 5 2500u

AMD Ryzen 3 2300u Firmware

AMD Ryzen 3 2300u

AMD Ryzen 3 2200u Firmware

AMD Ryzen 3 2200u

AMD Ryzen 5 3400g Firmware

AMD Ryzen 5 3400g

AMD Ryzen 5 Pro 3400g Firmware

AMD Ryzen 5 Pro 3400g

AMD Ryzen 5 Pro 3400ge Firmware

AMD Ryzen 5 Pro 3400ge

AMD Ryzen 5 Pro 3350g Firmware

AMD Ryzen 5 Pro 3350g

AMD Ryzen 5 Pro 3350ge Firmware

AMD Ryzen 5 Pro 3350ge

AMD Ryzen 3 Pro 3200g Firmware

AMD Ryzen 3 Pro 3200g

AMD Ryzen 3 3200g Firmware

AMD Ryzen 3 3200g

AMD Ryzen 3 3200ge Firmware

AMD Ryzen 3 3200ge

AMD Ryzen 3 Pro 3200ge Firmware

AMD Ryzen 3 Pro 3200ge

AMD Ryzen 7 5700u Firmware<cezannepi-fp6_1.0.0.8

AMD Ryzen 7 5700u

AMD Ryzen 5 5500u Firmware<cezannepi-fp6_1.0.0.8

AMD Ryzen 5 5500u

AMD Ryzen 3 5300u Firmware<cezannepi-fp6_1.0.0.8

AMD Ryzen 3 5300u

AMD Ryzen 7 5700g Firmware<cezannepi-fp6_1.0.0.8

AMD Ryzen 7 5700g

AMD Ryzen 7 5700ge Firmware<cezannepi-fp6_1.0.0.8

AMD Ryzen 7 5700ge

AMD Ryzen 5 5600g Firmware<cezannepi-fp6_1.0.0.8

AMD Ryzen 5 5600g

AMD Ryzen 5 5600ge Firmware<cezannepi-fp6_1.0.0.8

AMD Ryzen 5 5600ge

AMD Ryzen 3 5300g Firmware<cezannepi-fp6_1.0.0.8

AMD Ryzen 3 5300g

AMD Ryzen 3 5300ge Firmware<cezannepi-fp6_1.0.0.8

AMD Ryzen 3 5300ge

AMD Ryzen 9 6980hx Firmware<rmb_1.0.0.4

AMD Ryzen 9 6980hx

AMD Ryzen 9 6980hs Firmware<rmb_1.0.0.4

AMD Ryzen 9 6980hs

AMD Ryzen 9 6900hx Firmware<rmb_1.0.0.4

AMD Ryzen 9 6900hx

AMD Ryzen 9 6900hs Firmware<rmb_1.0.0.4

AMD Ryzen 9 6900hs

AMD Ryzen 7 6800h Firmware<rmb_1.0.0.4

AMD Ryzen 7 6800h

AMD Ryzen 7 6800hs Firmware<rmb_1.0.0.4

AMD Ryzen 7 6800hs

AMD Ryzen 7 6800u Firmware<rmb_1.0.0.4

AMD Ryzen 7 6800u

AMD Ryzen 5 6600h Firmware<rmb_1.0.0.4

AMD Ryzen 5 6600h

AMD Ryzen 5 6600hs Firmware<rmb_1.0.0.4

AMD Ryzen 5 6600hs

AMD Ryzen 5 6600u Firmware<rmb_1.0.0.4

AMD Ryzen 5 6600u

Event History

May 9, 2023

CVE Published

via MITRE·06:58 PM

Data Sourced

via MITRE·06:58 PM

Description

Frequently Asked Questions

What is the severity of CVE-2021-26365?

CVE-2021-26365 has a severity rating of medium due to potential denial of service and limited information leakage risks.

How do I fix CVE-2021-26365?

To fix CVE-2021-26365, update the affected AMD Ryzen firmware to the latest version provided by AMD.

Which devices are affected by CVE-2021-26365?

Affected devices include certain AMD Ryzen 5 and Ryzen 3 firmware versions, particularly the Ryzen 5 2400G and 2400GE.

What does CVE-2021-26365 exploit?

CVE-2021-26365 exploits certain size values in firmware binary headers that may lead to out-of-bounds reads.

Are there known exploits for CVE-2021-26365?

As of now, there are no publicly known exploits specifically targeting CVE-2021-26365.

CVE-2021-26365: High severity amd ryzen 5 2400g firmware vulnerability

Affected Software

Event History

Don't miss critical vulnerabilities

Frequently Asked Questions

What is the severity of CVE-2021-26365?

How do I fix CVE-2021-26365?

Which devices are affected by CVE-2021-26365?

What does CVE-2021-26365 exploit?

Are there known exploits for CVE-2021-26365?

Company

Resources

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