CVE-2025-29934
Unknown Unknown - Not Provided

BaseFortify

Publication date: 2025-11-21

Last updated on: 2025-11-21

Assigner: Advanced Micro Devices Inc.

Description
A bug within some AMD CPUs could allow a local admin-privileged attacker to run a SEV-SNP guest using stale TLB entries, potentially resulting in loss of data integrity.

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Meta Information

Published
2025-11-21
Last Modified
2025-11-21
Generated
2026-07-06
AI Q&A
2025-11-21
EPSS Evaluated
2026-07-05
NVD
CVE-2025-29934

Affected Vendors & Products

Showing 1 associated CPE
Vendor Product Version / Range
amd cpu *

Helpful Resources

Exploitability

CWE
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KEV
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CWE ID Description
CWE-459 The product does not properly "clean up" and remove temporary or supporting resources after they have been used.

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Executive Summary

This vulnerability is a bug in some AMD CPUs that allows a local attacker with administrative privileges to run a SEV-SNP guest using stale Translation Lookaside Buffer (TLB) entries. This can potentially lead to a loss of data integrity within the affected system.

Impact Analysis

The vulnerability can impact you by allowing a local admin-privileged attacker to compromise data integrity on systems using affected AMD CPUs with SEV-SNP guests. This means that data within the secure virtualized environment could be altered or corrupted without detection.

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