CVE-2021-26321
MEDIUMAMD EPYC 7001 Series Firmware - Authenticated Denial of Service via SEV ID Command Validation
Title source: llmDescription
Insufficient ID command validation in the SEV Firmware may allow a local authenticated attacker to perform a denial of service of the PSP.
References (1)
Core 1
Core References
Vendor Advisory x_refsource_misc
https://www.amd.com/en/corporate/product-security/bulletin/amd-sb-1021
Scores
CVSS v3
5.5
EPSS
0.0012
EPSS Percentile
30.0%
Attack Vector
LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Details
CWE
CWE-20
CWE-77
Status
published
Products (50)
amd/epyc_7232p_firmware
< romepi-sp3_1.0.0.c
amd/epyc_7251_firmware
< naplespi-sp3_1.0.0.g
amd/epyc_7252_firmware
< romepi-sp3_1.0.0.c
amd/epyc_7261_firmware
< naplespi-sp3_1.0.0.g
amd/epyc_7262_firmware
< romepi-sp3_1.0.0.c
amd/epyc_7272_firmware
< romepi-sp3_1.0.0.c
amd/epyc_7281_firmware
< naplespi-sp3_1.0.0.g
amd/epyc_7282_firmware
< romepi-sp3_1.0.0.c
amd/epyc_72f3_firmware
< milanpi-sp3_1.0.0.4
amd/epyc_7301_firmware
< naplespi-sp3_1.0.0.g
... and 40 more
Published
Nov 16, 2021
Tracked Since
Feb 18, 2026