What is GHSA-8q92-x38w-p26x?

GHSA-8q92-x38w-p26x is a security advisory published by GitHub Security Advisories with Medium severity. Improper validation of Reverse Map Table (RMP) entries in the Secure Encrypted Virtualization ...

Which CVE IDs does GHSA-8q92-x38w-p26x cover?

GHSA-8q92-x38w-p26x covers the following CVE IDs: CVE-2025-54508. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

GHSA-8q92-x38w-p26xMedium

Improper validation of Reverse Map Table (RMP) entries in the Secure Encrypted Virtualization ...

Vendor

GitHub Security Advisories

Published

November 11, 2026

Last Modified

November 11, 2026

🔗 CVE IDs covered (1)

CVE-2025-54508 →

📋 Description

Improper validation of Reverse Map Table (RMP) entries in the Secure Encrypted Virtualization (SEV) firmware could allow a privileged attacker to trigger concurrent modifications to RMP entries without proper synchronization potentially resulting in loss of data integrity.

🔗 References (3)

https://nvd.nist.gov/vuln/detail/CVE-2025-54508
https://www.amd.com/en/resources/product-security/bulletin/AMD-SB-3037.html
https://github.com/advisories/GHSA-8q92-x38w-p26x