Insyde's Security Pledge

Recent Security Advisories

INSYDE-SA-2022030

Product

CVSS Score

Original Date

Last Revised

InsydeH2O

6.0

2022-09-21

Summary

SMM memory leak vulnerability in SMM driver (SMRAM read) in InsydeH2O.

Vulnerability Details

CVSS Vector: CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:N/A:N

CVE-2022-35894

This affects the FwBlockServiceSmm driver of InsydeH2O. This issue was discovered by the Binarly efiXplorer team. This issue is fixed in InsydeH2O, versions:

Solution Information

Kernel 5.0 (issue IB02961492 in version 05.09.37)
Kernel 5.1 (issue IB02961492 in version 05.17.37)
Kernel 5.2 (issue IB02961492 in version 05.27.29)
Kernel 5.3 (issue IB02961492 in version 05.36.29)
Kernel 5.4 (issue IB02961492 in version 05.44.29)
Kernel 5.5 (issue IB02961492 in version 05.52.29)

Acknowledgements

Insyde Software would like to thank Binarly for reporting this issue.

Revision History

Revision #

Date

Description

1

2022-09-21

Initial Release