What’s Vulnerable › Vulnerabilities

CVE-2022-36337

• Severity: high (CVSS 8.2 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.2% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2022-11-23 · updated 2026-06-17
• Weakness: CWE-787

Description

An issue was discovered in Insyde InsydeH2O with kernel 5.0 through 5.5. A stack buffer overflow vulnerability in the MebxConfiguration driver leads to arbitrary code execution. Control of a UEFI variable under the OS can cause this overflow when read by BIOS code.

Affected products

• Insyde Kernel: from 5.0 through 5.5

References

• https://www.insyde.com/security-pledge
• https://www.insyde.com/security-pledge/SA-2022039
• https://www.insyde.com/security-pledge
• https://www.insyde.com/security-pledge/SA-2022039

Get alerted when CVE-2022-36337 or the next vulnerability affects your stack