Insufficient Input Validation Vulnerability in AMD SEV-SNP Products
CVE-2022-23818

7.5HIGH

Key Information:

Vendor

Amd
Status
3rd Gen Amd Epyc™
Vendor
CVE Published:
9 May 2023

What is CVE-2022-23818?

This vulnerability arises from inadequate input validation associated with the VM_HSAVE_PA register in AMD's SEV-SNP systems. It could potentially compromise the integrity of guest memory for SEV-SNP virtual machines, leading to possible data leaks or unauthorized access. Users are advised to implement recommended patches and follow security best practices to mitigate potential risks.

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Affected Version(s)

3rd Gen AMD EPYC™ x86 various

References

https://www.amd.com/en/corporate/product-security/bulleti...
vendor-advisory

CVSS V3.1

Score:
7.5
Severity:
HIGH
Confidentiality:
None
Integrity:
High
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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