CVE-2025-48514
AMD SEV SNP Guest Access Control Bypass
Description
Insufficient Granularity of Access Control in SEV firmware can allow a privileged attacker to create a SEV-ES Guest to attack SNP guest, potentially resulting in a loss of confidentiality.
INFO
Published Date :
Feb. 10, 2026, 8:16 p.m.
Last Modified :
June 17, 2026, 9:29 a.m.
Remotely Exploit :
No
Source :
[email protected]
Affected Products
The following products are affected by CVE-2025-48514
vulnerability.
Even if cvefeed.io is aware of the exact versions of the
products
that
are
affected, the information is not represented in the table below.
No affected product recoded yet
CVSS Scores
| Score | Version | Severity | Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|---|
| CVSS | 134c704f-9b21-4f2e-91b3-4a467353bcc0 | |||||
| CVSS 4.0 | MEDIUM | b58fc414-a1e4-4f92-9d70-1add41838648 | ||||
| CVSS 4.0 | MEDIUM | [email protected] |
Solution
- Update SEV firmware to the latest version.
- Verify access control policies are strictly enforced.
- Apply security patches provided by the vendor.
- Monitor for unauthorized guest creation events.
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2025-48514.
| URL | Resource |
|---|---|
| https://www.amd.com/en/resources/product-security/bulletin/AMD-SB-3023.html |
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2025-48514 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2025-48514
weaknesses.
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2025-48514 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2025-48514 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
CVE Modified by [email protected]
Jun. 17, 2026
Action Type Old Value New Value Added Affected [{'vendor': 'AMD', 'product': 'AMD EPYC™ 9004 Series Processors', 'versions': [{'status': 'unaffected', 'version': 'Genoa++_1.0.0.H'}], 'defaultStatus': 'affected'}, {'vendor': 'AMD', 'product': 'AMD EPYC™ 7003 Series Processors', 'versions': [{'status': 'unaffected', 'version': 'MilanPI 1.0.0.H'}], 'defaultStatus': 'affected'}, {'vendor': 'AMD', 'product': 'AMD EPYC™ 9005 Series Processors', 'versions': [{'status': 'unaffected', 'version': 'TurinPI 1.0.0.6'}], 'defaultStatus': 'affected'}, {'vendor': 'AMD', 'product': 'AMD EPYC™ 8004 Series Processors', 'versions': [{'status': 'unaffected', 'version': 'Genoa++_1.0.0.H'}], 'defaultStatus': 'affected'}, {'vendor': 'AMD', 'product': 'AMD EPYC™ Embedded 7003 Series Processors', 'versions': [{'status': 'unaffected', 'version': 'EmbMilanPI-SP3 v9 1.0.0.C'}], 'defaultStatus': 'affected'}, {'vendor': 'AMD', 'product': 'AMD EPYC™ Embedded 9004 Series Processors (formerly codenamed "Genoa")', 'versions': [{'status': 'unaffected', 'version': 'EmbGenoaPI-SP5 1.0.0.C'}], 'defaultStatus': 'affected'}, {'vendor': 'AMD', 'product': 'AMD EPYC™ Embedded 9005 Series Processors', 'versions': [{'status': 'unaffected', 'version': 'EmbTurinPI-SP5_1.0.0.1'}], 'defaultStatus': 'affected'}, {'vendor': 'AMD', 'product': 'AMD EPYC™ Embedded 9004 Series Processors (formerly codenamed "Bergamo")', 'versions': [{'status': 'unaffected', 'version': 'EmbGenoaPI-SP5 1.0.0.C'}], 'defaultStatus': 'affected'}, {'vendor': 'AMD', 'product': 'AMD EPYC™ Embedded 8004 Series Processors', 'versions': [{'status': 'unaffected', 'version': 'EmbGenoaPI-SP5 1.0.0.C'}], 'defaultStatus': 'affected'}] -
CVE Modified by 134c704f-9b21-4f2e-91b3-4a467353bcc0
Jun. 17, 2026
Action Type Old Value New Value Added SSVC {'id': 'CVE-2025-48514', 'role': 'CISA Coordinator', 'options': [{'exploitation': 'none'}, {'automatable': 'no'}, {'technicalImpact': 'partial'}], 'version': '2.0.3', 'timestamp': '2026-02-11T14:53:48.498282Z'} -
New CVE Received by [email protected]
Feb. 10, 2026
Action Type Old Value New Value Added Description Insufficient Granularity of Access Control in SEV firmware can allow a privileged attacker to create a SEV-ES Guest to attack SNP guest, potentially resulting in a loss of confidentiality. Added CVSS V4.0 AV:L/AC:L/AT:P/PR:H/UI:N/VC:N/VI:N/VA:N/SC:H/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X Added CWE CWE-1220 Added Reference https://www.amd.com/en/resources/product-security/bulletin/AMD-SB-3023.html