SMM configuration may not be immutable, as intended, when SNP is enabled resulting in a potential limited loss of guest memory integrity
Published Nov 14, 2023
5.3
MEDIUMCVSS 3.1
EPSS 0.35%
Description
SMM configuration may not be immutable, as intended, when SNP is enabled resulting in a potential limited loss of guest memory integrity.
Affected products
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- Version variousStatusaffectedConstraints-
- Version
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- Version variousStatusaffectedConstraints-
- Version
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- Version variousStatusaffectedConstraints-
- Version
Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).
| Vendor | Product | Default status | Versions | ||||||
|---|---|---|---|---|---|---|---|---|---|
| AMD | 3rd Gen AMD EPYC™ Processors | unaffected |
| ||||||
| AMD | 4th Gen AMD EPY™ Processors | unaffected |
| ||||||
| AMD | AMD EPYC™ Embedded 7003 | unaffected |
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Configuration 1
- < genoapi_1.0.0.1
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Configuration 2
- < genoapi_1.0.0.1
Configuration 3
- < genoapi_1.0.0.1
Configuration 4
- < genoapi_1.0.0.1
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Configuration 5
- < genoapi_1.0.0.1
Configuration 6
- < genoapi_1.0.0.1
Configuration 7
- < genoapi_1.0.0.1
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Configuration 8
- < genoapi_1.0.0.1
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Configuration 9
- < genoapi_1.0.0.1
Configuration 10
- < genoapi_1.0.0.1
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Configuration 11
- < genoapi_1.0.0.1
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Configuration 12
- < genoapi_1.0.0.1
Configuration 13
- < genoapi_1.0.0.1
Configuration 14
- < genoapi_1.0.0.1
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Configuration 15
- < genoapi_1.0.0.1
Configuration 16
- < genoapi_1.0.0.1
Configuration 17
- < genoapi_1.0.0.1
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Configuration 18
- < genoapi_1.0.0.1
Configuration 19
- < genoapi_1.0.0.1
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Configuration 20
- < genoapi_1.0.0.1
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Configuration 21
- < genoapi_1.0.0.1
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Configuration 22
- < genoapi_1.0.0.1
Configuration 23
- < genoapi_1.0.0.1
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Configuration 24
- < genoapi_1.0.0.1
Configuration 25
- < genoapi_1.0.0.1
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Configuration 26
- < genoapi_1.0.0.1
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Configuration 27
- < genoapi_1.0.0.1
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Configuration 28
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Configuration 29
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Configuration 30
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Configuration 31
- < genoapi_1.0.0.1
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Configuration 32
- < genoapi_1.0.0.1
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Configuration 33
- < genoapi_1.0.0.1
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Configuration 34
- < genoapi_1.0.0.1
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Configuration 35
- < genoapi_1.0.0.1
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Configuration 36
- < genoapi_1.0.0.1
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- n/a
Configuration 37
- < milanpi_1.0.0.a
Configuration 38
- < milanpi_1.0.0.a
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Configuration 39
- < milanpi_1.0.0.a
Configuration 40
- < milanpi_1.0.0.a
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Configuration 41
- < milanpi_1.0.0.a
Configuration 42
- < milanpi_1.0.0.a
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Configuration 43
- < milanpi_1.0.0.a
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Configuration 44
- < milanpi_1.0.0.a
Configuration 45
- < milanpi_1.0.0.a
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Configuration 46
- < milanpi_1.0.0.a
Configuration 47
- < milanpi_1.0.0.a
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Configuration 48
- < milanpi_1.0.0.a
Configuration 49
- < milanpi_1.0.0.a
Configuration 50
- < milanpi_1.0.0.a
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Configuration 51
- < milanpi_1.0.0.a
Configuration 52
- < milanpi_1.0.0.a
Configuration 53
- < milanpi_1.0.0.a
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Configuration 54
- < milanpi_1.0.0.a
Configuration 55
- < milanpi_1.0.0.a
Configuration 56
- < milanpi_1.0.0.a
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Configuration 57
- < milanpi_1.0.0.a
Configuration 58
- < milanpi_1.0.0.a
Configuration 59
- < milanpi_1.0.0.a
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Configuration 60
- < milanpi_1.0.0.a
Configuration 61
- < milanpi_1.0.0.a
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Configuration 62
- < milanpi_1.0.0.a
Configuration 63
- < milanpi_1.0.0.a
Configuration 64
- < milanpi_1.0.0.a
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- n/a
Configuration 65
- < milanpi_1.0.0.a
No data.
No Red Hat product state for this CVE.
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
1 other source (CVE.org) ▾
CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:N/I:L/A:N
No CVSS v3.0 score for this CVE.
No CVSS v2.0 score for this CVE.
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 2, 2026.
Score over time
2023–2026- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (7 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 2, 2026 | 0.35% (0.00348) | 26.07th | v5 (v2026.06.15) |
| Jun 15, 2026 | 0.35% (0.00348) | 26.44th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.07% (0.00068) | 18.21th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.06% (0.00063) | 29.17th | v3 (v2023.03.01) |
| May 18, 2024 | 0.05% (0.00046) | 16.35th | v3 (v2023.03.01) |
| Nov 22, 2023 | 0.05% (0.00046) | 14.30th | v3 (v2023.03.01) |
| Nov 15, 2023 | 0.04% (0.00043) | 7.39th | v3 (v2023.03.01) |
No CWE recorded.
References (2)
- https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-3002 vendor-advisoryVendor Advisory
- https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-5001 vendor-advisory
| Link | Providers | Tags |
|---|---|---|
| https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-3002 | vendor-advisoryVendor Advisory | |
| https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-5001 | vendor-advisory |
Change history (0)
No recorded changes yet.