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THREATINT
PUBLISHED

CVE-2023-31355



Description

Improper restriction of write operations in SNP firmware could allow a malicious hypervisor to overwrite a guest's UMC seed potentially allowing reading of memory from a decommissioned guest.

Reserved 2023-04-27 | Published 2024-08-05 | Updated 2024-08-06 | Assigner AMD


MEDIUM: 6.0CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:N/A:N

Problem types

CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer

Product status

Default status
affected

various before MilanPI 1.0.0.D
affected

Default status
affected

various before GenoaPI 1.0.0.C
affected

Default status
affected

various before EmbMilanPI-SP3 1.0.0.9
affected

Default status
affected

various before EmbGenoaPI-SP5 1.0.0.7
affected

References

https/...esources/product-security/bulletin/amd-sb-3011.html vendor-advisory

cve.org (CVE-2023-31355)

nvd.nist.gov (CVE-2023-31355)

Download JSON

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