CVE-2023-20584
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- CVE-2023-20584
CVE Details
| Release Date: | 2024-08-13 |
Description
IOMMU improperly handles certain special address\nranges with invalid device table entries (DTEs), which may allow an attacker\nwith privileges and a compromised Hypervisor to\ninduce DTE faults to bypass RMP checks in SEV-SNP, potentially leading to a\nloss of guest integrity.
See more information about CVE-2023-20584 from MITRE CVE dictionary and NIST NVD
CVSS Scoring
NOTE: The following CVSS v3.1 metrics and score provided are preliminary and subject to review.
| Base Score: | 5.3 | CVSS Vector: | CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:N/I:H/A:N |
| Attack Vector: | Local network | Attack Complexity: | High |
| Privileges Required: | High | User Interaction: | None |
| Scope: | Changed | Confidentiality Impact: | None |
| Integrity Impact: | High | Availability Impact: | None |
Errata information
| Platform | Errata | Release Date |
| Oracle Linux version 7 (linux-firmware) | ELSA-2024-12797 | 2024-10-22 |
| Oracle Linux version 8 (linux-firmware) | ELSA-2024-12797 | 2024-10-22 |
| Oracle Linux version 9 (linux-firmware) | ELSA-2024-12797 | 2024-10-22 |
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