CVE-2023-22612

Description

An issue was discovered in IhisiSmm in Insyde InsydeH2O with kernel 5.0 through 5.5. A malicious host OS can invoke an Insyde SMI handler with malformed arguments, resulting in memory corruption in SMM.

Affected Platforms

Weakness Type

CWE-787, CWE-787

References

• https://research.nccgroup.com/2023/04/11/stepping-insyde-system-management-mode/
• https://www.insyde.com/security-pledge
• https://www.insyde.com/security-pledge/SA-2023019
• https://research.nccgroup.com/2023/04/11/stepping-insyde-system-management-mode/
• https://www.insyde.com/security-pledge
• https://www.insyde.com/security-pledge/SA-2023019