CVE-2025-47827 - IGEL OS Use of a Key Past its Expiration Date Vulnerability

Vulnerability Name

IGEL OS Use of a Key Past its Expiration Date Vulnerability

Description

IGEL OS contains a use of a key past its expiration date vulnerability that allows for Secure Boot bypass. The igel-flash-driver module improperly verifies a cryptographic signature. Ultimately, a crafted root filesystem can be mounted from an unverified SquashFS image.

Known To Be Used in Ransomware Campaigns?

Unknown

Action

Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

Additional Notes

https://msrc.microsoft.com/update-guide/en-US/vulnerability/CVE-2025-47827

https://nvd.nist.gov/vuln/detail/CVE-2025-47827