CVE-2022-33986

DMA attacks on the parameter buffer used by the VariableRuntimeDxe software SMI handler could lead to a TOCTOU attack. DMA attacks on the parameter buffer used by the software SMI handler used by the driver VariableRuntimeDxe could lead to a TOCTOU attack on the SMI handler and lead to corruption...

PT-2022-21948 · Insyde · Insydeh2O Uefi Firmware

Name of the Vulnerable Software and Affected Versions: InsydeH2O UEFI firmware Kernel versions prior to 5.4: 05.44.23 InsydeH2O UEFI firmware Kernel versions prior to 5.5: 05.52.23 Description: The issue concerns DMA attacks on the parameter buffer used by the VariableRuntimeDxe software SMI...