CVE-2025-4276

Published: Aug 13, 2025Modified: Jun 17, 2026Deferred

7.5

Vector

CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H

Exploitability: 0.8 / Impact: 6.0

Source: 8338d8cb-57f7-4252-abc0-96fd13e98d21 (Secondary)

Description

UsbCoreDxe has a vulnerability which can be used to write arbitrary memory inside SMRAM and execute arbitrary code at SMM level.

Related CWEs

Improper Input Validation

The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.

References (1)

https://www.insyde.com/security-pledge/sa-2025005/

Source: 8338d8cb-57f7-4252-abc0-96fd13e98d21

Timeline

No history available yet.