CVE-2023-31355
CVE.org · Published
- Record status
- Published
- Identifier year (not publication year)
- 2023
- Source publication
- Source updated
- Imported by cveboard
- Source snapshot
- cve_2026-10-24_midnight_baseline ·
CNA source text (English)
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.
Scoped product and version facts
Fix information unknown; no fixed version is derived here. Missing information does not prove that no fix exists.
Exploitation unknown; this catalogue does not assess exploitation.
3rd Gen AMD EPYC™ Processors
- Vendor
- AMD
- Product
- 3rd Gen AMD EPYC™ Processors
- Platforms
- Unknown
- Default status
affected
| Version (version) | Status (status) | Version scheme (versionType) | Exclusive end (lessThan) | Inclusive end (lessThanOrEqual) | Status changes (at → status) |
|---|---|---|---|---|---|
| various | affected | Platform Initialization | MilanPI 1.0.0.D | Unavailable | None listed |
4th Gen AMD EPYC™ Processors
- Vendor
- AMD
- Product
- 4th Gen AMD EPYC™ Processors
- Platforms
- Unknown
- Default status
affected
| Version (version) | Status (status) | Version scheme (versionType) | Exclusive end (lessThan) | Inclusive end (lessThanOrEqual) | Status changes (at → status) |
|---|---|---|---|---|---|
| various | affected | Platform Initialization | GenoaPI 1.0.0.C | Unavailable | None listed |
AMD EPYC™ Embedded 7003
- Vendor
- AMD
- Product
- AMD EPYC™ Embedded 7003
- Platforms
- Unknown
- Default status
affected
| Version (version) | Status (status) | Version scheme (versionType) | Exclusive end (lessThan) | Inclusive end (lessThanOrEqual) | Status changes (at → status) |
|---|---|---|---|---|---|
| various | affected | Platform Initialization | EmbMilanPI-SP3 1.0.0.9 | Unavailable | None listed |
AMD EPYC™ Embedded 9003
- Vendor
- AMD
- Product
- AMD EPYC™ Embedded 9003
- Platforms
- Unknown
- Default status
affected
| Version (version) | Status (status) | Version scheme (versionType) | Exclusive end (lessThan) | Inclusive end (lessThanOrEqual) | Status changes (at → status) |
|---|---|---|---|---|---|
| various | affected | Platform Initialization | EmbGenoaPI-SP5 1.0.0.7 | Unavailable | None listed |