CVE-2021-26404

published 2023-01-11

CVE-2021-26404: Improper input validation and bounds checking in SEV firmware may leak scratch buffer bytes leading to potential information disclosure.

Priority P4 23 medium 5.5 CVSS 3.1

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

Improper input validation and bounds checking in SEV firmware may leak scratch buffer bytes leading to potential information disclosure.

Affected

24 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_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_7473x_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_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-20