CVE-2023-20519

LOW

AMD MilanPI and GenoaPI Firmware - Use-After-Free in SNP Guest Context Page Management

Title source: llm
STIX 2.1

Description

A Use-After-Free vulnerability in the management of an SNP guest context page may allow a malicious hypervisor to masquerade as the guest's migration agent resulting in a potential loss of guest integrity.

References (1)

Core 1
Core References

Scores

CVSS v3 3.3
EPSS 0.0006
EPSS Percentile 18.5%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact partial

Details

CWE
CWE-416
Status published
Products (2)
amd/genoapi_firmware < 1.0.0.3
amd/milanpi_firmware < 1.0.0.a
Published Nov 14, 2023
Tracked Since Feb 18, 2026