CVE-2025-47827

Description

In IGEL OS before 11, Secure Boot can be bypassed because the igel-flash-driver module improperly verifies a cryptographic signature. Ultimately, a crafted root filesystem can be mounted from an unverified SquashFS image.

References

• https://www.cisa.gov/known-exploited-vulnerabilities-catalog
• https://nvd.nist.gov/vuln/detail/CVE-2025-47827
• https://msrc.microsoft.com/update-guide/en-US/vulnerability/CVE-2025-47827
• https://euvd.enisa.europa.eu/vulnerability/EUVD-2025-16999
• https://github.com/Zedeldi/igelfs
• https://github.com/Zedeldi/CVE-2025-47827