CVE-2023-20582 MEDIUM

CVE-2023-20582

Weakness CWE-1284
Published February 11, 2025
Last update February 12, 2025
View on NVD All CVEs

CVSS base score

5.3/10
Attack vector Local
Attack complexity High
Privileges required High
User interaction None
Confidentiality None
Integrity High

CVSS vector

CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:N/I:H/A:N

What the vulnerability does

01Description

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.

Key dates

02Disclosure timeline

February 11, 2025 CVE published
February 12, 2025 Record updated