CVE-2023-20581

Summary

CVE-2023-20581 is a vulnerability affecting the Input-Output Memory Management Unit (IOMMU) in certain systems. This issue involves improper access control, enabling a privileged attacker to bypass Root Mode Protection (RMP) checks. By exploiting this vulnerability, an attacker can potentially gain unauthorized access to guest memory, resulting in a loss of integrity. This issue poses a significant security risk and requires immediate attention from system administrators. It is strongly recommended that affected systems are updated as soon as patches become available to mitigate this vulnerability.

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