Improper Access Control in AMD SEV Firmware Allows Encryption Bit Manipulation
Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).
| Vendor | Product | Default status | Versions | ||||||
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| AMD | AMD EPYC™ 9004 Series Processors | affected |
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| AMD | AMD EPYC™ 7003 Series Processors | affected |
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| AMD | AMD EPYC™ 9005 Series Processors | affected |
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| AMD | AMD EPYC™ 8004 Series Processors | affected |
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| AMD | AMD EPYC™ 8005 Series Processors | affected |
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| AMD | AMD EPYC™ Embedded 7003 Series Processors | affected |
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| AMD | AMD EPYC™ Embedded 9004 Series Processors (formerly codenamed "Genoa") | affected |
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| AMD | AMD EPYC™ Embedded 9004 Series Processors (formerly codenamed "Bergamo") | affected |
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| AMD | AMD EPYC™ Embedded 8004 Series Processors | affected |
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| AMD | AMD EPYC™ Embedded 9005 Series Processors | affected |
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No data.
No data.
No data available yet.
No CVSS v3.1
No CVSS v3.0
No CVSS v2
This CVE is not in the KEV list.
Exploit prediction score: < 1% (0.103% probability within 30 days)
Key SSVC decision points have not yet been added.
| Type | Values Removed | Values Added |
|---|---|---|
| Title | Improper Access Control in AMD SEV Firmware Allows Encryption Bit Manipulation |
| Type | Values Removed | Values Added |
|---|---|---|
| Description | Improper Access Control Applied to Mirrored or Aliased Memory Regions in AMD Secure Encrypted Virtualization (SEV) firmware could allow a malicious hypervisor to change the encryption bit for guest context pages potentially resulting in loss of integrity. | |
| Weaknesses | CWE-1257 | |
| References |
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| Metrics |
cvssV4_0
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No data.