Vulnerability in Insyde Insydeh2o

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.

EPSS: 0.003 (23.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.0 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:N/A:N.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2022-35894?
CVE-2022-35894 is a medium-severity vulnerability in Insyde Insydeh2o, classified under Missing Release of Memory after Effective Lifetime. CVSS score: 6.0/10. Published 2022-09-22.
How severe is CVE-2022-35894?
Medium severity. CVSS v3 base score is 6.0 out of 10.