系微安全保證

最新安全公告

INSYDE-SA-2022033

Product

CVSS Score

Original Date

Last Revised

InsydeH2O

8.2

2022-09-21

Summary

SMM memory corruption vulnerability in SMM driver (SMRAM write) in InsydeH2O.

Vulnerability Details

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

CVE-2022-35895

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