github - ghsa-7vx3-5mq4-mccg

ghsa-7vx3-5mq4-mccg

Vulnerability from github

Published

2025-02-12 00:32

Modified

2025-02-12 00:32

Severity ?

5.3 (Medium) - CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:N/I:H/A:N

Details

Improper handling of invalid nested page table entries in the IOMMU may allow a privileged attacker to induce page table entry (PTE) faults to bypass RMP checks in SEV-SNP, potentially leading to a loss of guest memory integrity.

Show details on source website

JSON

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{
  "affected": [],
  "aliases": [
    "CVE-2023-20582"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-1284"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2025-02-11T22:15:26Z",
    "severity": "MODERATE"
  },
  "details": "Improper handling of invalid nested page table entries in the IOMMU may allow a privileged attacker to induce page table entry (PTE) faults to bypass RMP checks in SEV-SNP, potentially leading to a loss of guest memory integrity.",
  "id": "GHSA-7vx3-5mq4-mccg",
  "modified": "2025-02-12T00:32:16Z",
  "published": "2025-02-12T00:32:16Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2023-20582"
    },
    {
      "type": "WEB",
      "url": "https://www.amd.com/en/resources/product-security/bulletin/amd-sb-3009.html"
    },
    {
      "type": "WEB",
      "url": "https://www.amd.com/en/resources/product-security/bulletin/amd-sb-5004.html"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:N/I:H/A:N",
      "type": "CVSS_V3"
    }
  ]
}

cve-2023-20582

Vulnerability from cvelistv5

Published

2025-02-11 21:35

Modified

2025-02-12 15:56

Severity ?

5.3 (Medium) - CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:N/I:H/A:N

Summary

References

▼	URL	Tags
	https://www.amd.com/en/resources/product-security/bulletin/amd-sb-5004.html
	https://www.amd.com/en/resources/product-security/bulletin/amd-sb-3009.html

Impacted products

Vendor

Product

Version

▼

AMD

AMD EPYC™ 9004 Processors

AMD

AMD EPYC™ Embedded 9004

Show details on NVD website

JSON

To clipboard

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                  },
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                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2025-02-12T15:56:12.794718Z",
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              "status": "unaffected",
              "version": "SEV FW1.55.36"
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            "confidentialityImpact": "NONE",
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Sightings

Author	Source	Type	Date

Nomenclature

Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
Confirmed: The vulnerability is confirmed from an analyst perspective.
Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
Patched: This vulnerability was successfully patched by the user reporting the sighting.
Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
Not confirmed: The user expresses doubt about the veracity of the vulnerability.
Not patched: This vulnerability was not successfully patched by the user reporting the sighting.

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