Description
A time-of-check to time-of-use (TOCTOU) race condition in the AMD SEV Secure Encrypted Virtualization (SEV) firmware could allow an attacker with administrative privileges to bypass security checks on scatter lists, potentially resulting in loss of guest integrity.
Published: 2026-11-10
Score: 4 Medium
EPSS: n/a
KEV: No
AI Analysis

Analysis and contextual insights are available on OpenCVE Cloud.

Remediation

No solution or workaround provided in the CVE record.

Additional remediation guidance may be available on OpenCVE Cloud.

Tracking

Sign in to view the affected projects.

Advisories

No advisories yet.

History

Tue, 10 Nov 2026 22:00:00 +0000

Type Values Removed Values Added
Description A time-of-check to time-of-use (TOCTOU) race condition in the AMD SEV Secure Encrypted Virtualization (SEV) firmware could allow an attacker with administrative privileges to bypass security checks on scatter lists, potentially resulting in loss of guest integrity.
Weaknesses CWE-367
References
Metrics cvssV4_0

{'score': 4, 'vector': 'CVSS:4.0/AV:L/AC:L/AT:P/PR:H/UI:N/VC:N/VI:N/VA:N/SC:N/SI:H/SA:N'}

Subscriptions

No data.

cve-icon MITRE

Status: PUBLISHED

Assigner: AMD

Published:

Updated: 2026-11-10T21:44:27.705Z

Reserved: 2025-07-23T15:01:50.733Z

Link: CVE-2025-54506

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-11-10T22:17:46.640

Modified: 2026-11-10T22:17:46.640

Link: CVE-2025-54506

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses