CVE-2023-20582

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CVSS 3.1

5.3 medium

EPSS

<1%p7

Published

Feb 11, 2025 (Feb 11, 2025)

Modified

Jun 17, 2026

Description

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.

Weakness: CWE-1284
Vector: CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:N/I:H/A:N

NVD CVE.org GitHub PoCs EPSS (0.2%)

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