CVE-2022-35893 Information

Description

An issue was discovered in Insyde InsydeH2O with kernel 5.0 through 5.5. An SMM memory corruption vulnerability in the FvbServicesRuntimeDxe driver allows an attacker to write fixed or predictable data to SMRAM. Exploiting this issue could lead to escalating privileges to SMM.

Reference

https://www.insyde.com/security-pledge/SA-2022035 https://www.insyde.com/security-pledge https://binarly.io/advisories/BRLY-2022-026/index.html