CVE-2021-26396 | Severity.io

Description

Insufficient validation of address mapping to IO in ASP (AMD Secure Processor) may result in a loss of memory integrity in the SNP guest.

Related CPE's

epyc_7003_firmware

Vulnerable

epyc_72f3_firmware

Vulnerable

epyc_7313_firmware

Vulnerable

epyc_7313p_firmware

Vulnerable

epyc_7343_firmware

Vulnerable

epyc_7373x_firmware

Vulnerable

epyc_73f3_firmware

Vulnerable

epyc_7413_firmware

Vulnerable

epyc_7443_firmware

Vulnerable

epyc_7443p_firmware

Vulnerable

epyc_7453_firmware

Vulnerable

epyc_74f3_firmware

Vulnerable

epyc_7513_firmware

Vulnerable

epyc_7543_firmware

Vulnerable

epyc_7543p_firmware

Vulnerable

epyc_7573x_firmware

Vulnerable

epyc_75f3_firmware

Vulnerable

epyc_7643_firmware

Vulnerable

epyc_7663_firmware

Vulnerable

epyc_7713_firmware

Vulnerable

epyc_7713p_firmware

Vulnerable

epyc_7743_firmware

Vulnerable

epyc_7763_firmware

Vulnerable

epyc_7773x_firmware

Vulnerable

References

https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-1032

Vendor Advisory

https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-1032

Vendor Advisory

Weaknesses

[email protected]

Primary

CWE-345

134c704f-9b21-4f2e-91b3-4a467353bcc0

Secondary

CWE-345

CVSS impact metrics

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L

4.4 · Medium

Information

Source identifier

[email protected]

Vulnerability status

Modified

Published

2023-01-11T07:15:11.437Z

3 years ago

Last modified

2025-04-09T13:15:43.603Z

11 months ago