An issue was discovered in Insyde InsydeH2O Kernel 5.0 before 05.08.41, Kernel 5.1 before 05.16.41, Kernel 5.2 before 05.26.41, Kernel 5.3 before 05.35.41, and Kernel 5.4 before 05.42.20. A stack-based buffer overflow leads toarbitrary code execution in UEFI DisplayTypeDxe DXE driver.
https://www.insyde.com/security-pledge/SA-2022006
https://www.insyde.com/security-pledge
https://security.netapp.com/advisory/ntap-20220216-0008/
https://cert-portal.siemens.com/productcert/pdf/ssa-306654.pdf