CVE-2023-22614 Information

Description

An issue was discovered in ChipsetSvcSmm in Insyde InsydeH2O with kernel 5.0 through 5.5. There is insufficient input validation in BIOS Guard updates. An attacker can induce memory corruption in SMM by supplying malformed inputs to the BIOS Guard SMI handler.

Reference

https://www.insyde.com/security-pledge https://www.insyde.com/security-pledge/SA-2023020 https://research.nccgroup.com/2023/04/11/stepping-insyde-system-management-mode/