CVE-2022-35894

An issue was discovered in Insyde InsydeH2O with kernel 5.0 through 5.5. The SMI handler for the FwBlockServiceSmm driver uses an untrusted pointer as the location to copy data to an attacker-specified buffer, leading to information disclosure.

Score

CVSS 3.1 6.0 Medium

Status

Modified - cve@mitre.org

Published

2022-09-22

Last modified

2025-05-05

Weaknesses

CWE-401

Affected products

• Insydeh2o (Insyde)

References

• https://binarly.io/advisories/BRLY-2022-018/index.html
• https://www.insyde.com/security-pledge
• https://www.insyde.com/security-pledge/SA-2022030