Description (CNA)
An issue was discovered in Insyde InsydeH2O with kernel 5.2 through 5.5. The Save State register is not checked before use. The IhisiSmm driver does not check the value of a save state register before use. Due to insufficient input validation, an attacker can corrupt SMRAM.
Affected (CNA)
| Vendor / product | Versions |
|---|---|
| n/a / n/a | affected n/a |
CWE
No CWE identifiers supplied.
References
- https://www.insyde.com/security-pledge
- https://research.nccgroup.com/2023/04/11/stepping-insyde-system-management-mode/
- https://www.insyde.com/security-pledge/SA-2023022
ADP enrichment
No English description supplied.
No English description supplied.
No references supplied.