CVE-2021-26396

published 2023-01-11

CVE-2021-26396: Insufficient validation of address mapping to IO in ASP (AMD Secure Processor) may result in a loss of memory integrity in the SNP guest.

Priority P4 17 medium 4.4 CVSS 3.1

AV L AC L PR L UI N S U C N I L A L

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

Affected

25 ranges

Vendor	Product	Version range	Fixed in
amd	3rd_gen_epyc	—	—
amd	epyc_7003_firmware	< milanpi-sp3_1.0.0.9	milanpi-sp3_1.0.0.9
amd	epyc_72f3_firmware	< milanpi-sp3_1.0.0.9	milanpi-sp3_1.0.0.9
amd	epyc_7313_firmware	< milanpi-sp3_1.0.0.9	milanpi-sp3_1.0.0.9
amd	epyc_7313p_firmware	< milanpi-sp3_1.0.0.9	milanpi-sp3_1.0.0.9
amd	epyc_7343_firmware	< milanpi-sp3_1.0.0.9	milanpi-sp3_1.0.0.9
amd	epyc_7373x_firmware	< milanpi-sp3_1.0.0.9	milanpi-sp3_1.0.0.9
amd	epyc_73f3_firmware	< milanpi-sp3_1.0.0.9	milanpi-sp3_1.0.0.9
amd	epyc_7413_firmware	< milanpi-sp3_1.0.0.9	milanpi-sp3_1.0.0.9
amd	epyc_7443_firmware	< milanpi-sp3_1.0.0.9	milanpi-sp3_1.0.0.9
amd	epyc_7443p_firmware	< milanpi-sp3_1.0.0.9	milanpi-sp3_1.0.0.9
amd	epyc_7453_firmware	< milanpi-sp3_1.0.0.9	milanpi-sp3_1.0.0.9
amd	epyc_74f3_firmware	< milanpi-sp3_1.0.0.9	milanpi-sp3_1.0.0.9
amd	epyc_7513_firmware	< milanpi-sp3_1.0.0.9	milanpi-sp3_1.0.0.9
amd	epyc_7543_firmware	< milanpi-sp3_1.0.0.9	milanpi-sp3_1.0.0.9
amd	epyc_7543p_firmware	< milanpi-sp3_1.0.0.9	milanpi-sp3_1.0.0.9
amd	epyc_7573x_firmware	< milanpi-sp3_1.0.0.9	milanpi-sp3_1.0.0.9
amd	epyc_75f3_firmware	< milanpi-sp3_1.0.0.9	milanpi-sp3_1.0.0.9
amd	epyc_7643_firmware	< milanpi-sp3_1.0.0.9	milanpi-sp3_1.0.0.9
amd	epyc_7663_firmware	< milanpi-sp3_1.0.0.9	milanpi-sp3_1.0.0.9
amd	epyc_7713_firmware	< milanpi-sp3_1.0.0.9	milanpi-sp3_1.0.0.9
amd	epyc_7713p_firmware	< milanpi-sp3_1.0.0.9	milanpi-sp3_1.0.0.9
amd	epyc_7743_firmware	< milanpi-sp3_1.0.0.9	milanpi-sp3_1.0.0.9
amd	epyc_7763_firmware	< milanpi-sp3_1.0.0.9	milanpi-sp3_1.0.0.9
amd	epyc_7773x_firmware	< milanpi-sp3_1.0.0.9	milanpi-sp3_1.0.0.9

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CWE-345