CVE:CVE-2021-26328
CNNVD:CNNVD-202301-864
AMD Secure Encrypted Virtualization等都是美国超威半导体（AMD）公司的产品。AMD Secure Encrypted Virtualization是一个应用软件。AMD System Management Unit（SMU）是一个系统管理单元。AMD Secure Processor（ASP）是一款独立的 ARM Coretex-A5 芯片。
AMD Secure Processor (ASP)、AMD System Management Unit (SMU)、AMD Secure Encrypted Virtualization (SEV)存在安全漏洞，该漏洞源于未能在SNP_INIT时验证CPU执行模式，从而导致内存完整性丢失。
solution:Upgrade amd epyc_7003_firmware to a higher version than milanpi_1.0.0.8,and avoid the version (,milanpi_1.0.0.8); Upgrade amd epyc_72f3_firmware to a higher version than milanpi_1.0.0.8,and avoid the version (,milanpi_1.0.0.8); Upgrade amd epyc_7313_firmware to a higher version than milanpi_1.0.0.8,and avoid the version (,milanpi_1.0.0.8); Upgrade amd epyc_7313p_firmware to a higher version than milanpi_1.0.0.8,and avoid the version (,milanpi_1.0.0.8); Upgrade amd epyc_7343_firmware to a higher version than milanpi_1.0.0.8,and avoid the version (,milanpi_1.0.0.8); Upgrade amd epyc_7373x_firmware to a higher version than milanpi_1.0.0.8,and avoid the version (,milanpi_1.0.0.8); Upgrade amd epyc_73f3_firmware to a higher version than milanpi_1.0.0.8,and avoid the version (,milanpi_1.0.0.8); Upgrade amd epyc_7413_firmware to a higher version than milanpi_1.0.0.8,and avoid the version (,milanpi_1.0.0.8); Upgrade amd epyc_7443_firmware to a higher version than milanpi_1.0.0.8,and avoid the version (,milanpi_1.0.0.8); Upgrade amd epyc_7443p_firmware to a higher version than milanpi_1.0.0.8,and avoid the version (,milanpi_1.0.0.8); Upgrade amd epyc_7453_firmware to a higher version than milanpi_1.0.0.8,and avoid the version (,milanpi_1.0.0.8); Upgrade amd epyc_74f3_firmware to a higher version than milanpi_1.0.0.8,and avoid the version (,milanpi_1.0.0.8); Upgrade amd epyc_7513_firmware to a higher version than milanpi_1.0.0.8,and avoid the version (,milanpi_1.0.0.8); Upgrade amd epyc_7543_firmware to a higher version than milanpi_1.0.0.8,and avoid the version (,milanpi_1.0.0.8); Upgrade amd epyc_7543p_firmware to a higher version than milanpi_1.0.0.8,and avoid the version (,milanpi_1.0.0.8); Upgrade amd epyc_7573x_firmware to a higher version than milanpi_1.0.0.8,and avoid the version (,milanpi_1.0.0.8); Upgrade amd epyc_75f3_firmware to a higher version than milanpi_1.0.0.8,and avoid the version (,milanpi_1.0.0.8); Upgrade amd epyc_7643_firmware to a higher version than milanpi_1.0.0.8,and avoid the version (,milanpi_1.0.0.8); Upgrade amd epyc_7663_firmware to a higher version than milanpi_1.0.0.8,and avoid the version (,milanpi_1.0.0.8); Upgrade amd epyc_7713_firmware to a higher version than milanpi_1.0.0.8,and avoid the version (,milanpi_1.0.0.8); Upgrade amd epyc_7713p_firmware to a higher version than milanpi_1.0.0.8,and avoid the version (,milanpi_1.0.0.8); Upgrade amd epyc_7743_firmware to a higher version than milanpi_1.0.0.8,and avoid the version (,milanpi_1.0.0.8); Upgrade amd epyc_7763_firmware to a higher version than milanpi_1.0.0.8,and avoid the version (,milanpi_1.0.0.8); Upgrade amd epyc_7773x_firmware to a higher version than milanpi_1.0.0.8,and avoid the version (,milanpi_1.0.0.8)