Insyde Security Advisory 2022041

Insyde ID Advisory Category Impact of Vulnerability Severity Rating Original Date Last Revised
INSYDE-SA-2022041 Software CVSS3.1:AV:P/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H 7.6 11/04/2022 11/04/2022


Stack buffer overflow vulnerability leads to arbitrary code execution.

Vulnerability Details


This issue affects the BdsDxe driver of InsydeH2O in releases supporting specific chipsets. The issue was discovered by the Binarly efiXplorer team. This issue is fixed in the following InsydeH2O chipset versions.

Rocket Lake: Version
Tiger Lake: Version
Jasper Lake: Version
Alder Lake: Version
Sky Lake: Version
Kaby Lake: Version
Ice Lake: Version
Coffee Lake: Version
Whiskey Lake CP: Version
Comet Lake: Version
Rocket Lake CMP: Version

All other Intel and all AMD platforms are unaffected.


This issue was described by the Binarly efiXplorer team (

Revision History:

Revision Date Description
1.0 11/04/2022 Initial Release
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