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Status published
Unknown
CVE-2021-26403
Insufficient checks in SEV may lead to a malicious hypervisor...
Vulnerability Description
Insufficient checks in SEV may lead to a malicious hypervisor disclosing the launch secret potentially resulting in compromise of VM confidentiality.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
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Credits & Attribution
No credits recorded in the NVD database.
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Affected Vendor
Affected Software
1st Gen EPYC, 2nd Gen EPYC
Vulnerable Versions:
various
Timeline
Official Publish:
January 10th, 2023
Last Modified:
April 8th, 2025
Added to House:
July 21st, 2026
CVSS Vectors
No vector data available
Weaknesses (CWE)
No CWE data available
MITRE ATT&CK TTPs
No associated TTPs found for this vulnerability.