What’s Vulnerable › Vulnerabilities

CVE-2022-35896

• Severity: medium (CVSS 6.0 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.3% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2022-09-22 · updated 2026-06-17
• Weakness: CWE-20

Description

An issue SMM memory leak vulnerability in SMM driver (SMRAM was discovered in Insyde InsydeH2O with kernel 5.0 through 5.5. An attacker can dump SMRAM contents via the software SMI provided by the FvbServicesRuntimeDxe driver to read the contents of SMRAM, leading to information disclosure.

Affected products

• Insydeh2O: from 5.0 through 5.5

References

• https://binarly.io/advisories/BRLY-2022-025/index.html
• https://www.insyde.com/security-pledge
• https://www.insyde.com/security-pledge/SA-2022034
• https://binarly.io/advisories/BRLY-2022-025/index.html
• https://www.insyde.com/security-pledge
• https://www.insyde.com/security-pledge/SA-2022034

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