Description
An issue was discovered in Insyde InsydeH2O with kernel 5.0 through 5.5. The FwBlockSericceSmm driver does not properly validate input parameters for a software SMI routine, leading to memory corruption of arbitrary addresses including SMRAM, and possible arbitrary code execution.
Related CPE's
a
insyde
insydeh2o
References
https://binarly.io/advisories/BRLY-2022-024/index.html
https://www.insyde.com/security-pledge
https://www.insyde.com/security-pledge/SA-2022033
https://binarly.io/advisories/BRLY-2022-024/index.html
https://www.insyde.com/security-pledge
https://www.insyde.com/security-pledge/SA-2022033
CVSS impact metrics
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H
8.2 · High
Information
Source identifier
Vulnerability status
Modified
Published
2022-09-21T19:15:09.150Z
3 years agoLast modified
2025-05-05T15:18:17.343Z
8 months ago