CVE-2022-23818

HIGH

AMD EPYC Firmware - Loss of SEV-SNP Guest Memory Integrity via VM_HSAVE_PA Register

Title source: llm
STIX 2.1

Description

Insufficient input validation on the model specific register: VM_HSAVE_PA may potentially lead to loss of SEV-SNP guest memory integrity.

References (1)

Core 1
Core References

Scores

CVSS v3 7.5
EPSS 0.0031
EPSS Percentile 53.9%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

CISA SSVC

Vulnrichment
Exploitation none
Automatable yes
Technical Impact partial

Details

CWE
CWE-20
Status published
Products (23)
amd/epyc_72f3_firmware milanpi_1.0.0.9
amd/epyc_7313_firmware milanpi_1.0.0.9
amd/epyc_7313p_firmware milanpi_1.0.0.9
amd/epyc_7343_firmware milanpi_1.0.0.9
amd/epyc_7373x_firmware milanpi_1.0.0.9
amd/epyc_73f3_firmware milanpi_1.0.0.9
amd/epyc_7413_firmware milanpi_1.0.0.9
amd/epyc_7443_firmware milanpi_1.0.0.9
amd/epyc_7443p_firmware milanpi_1.0.0.9
amd/epyc_7453_firmware milanpi_1.0.0.9
... and 13 more
Published May 09, 2023
Tracked Since Feb 18, 2026