CVE-2023-28468 Information

Description

An issue was discovered in FvbServicesRuntimeDxe in Insyde InsydeH2O with kernel 5.0 through 5.5. The FvbServicesRuntimeDxe SMM module exposes an SMI handler that allows an attacker to interact with the SPI flash at run-time from the OS.

Reference

https://www.insyde.com/security-pledge/SA-2023039 https://www.insyde.com/security-pledge