CVE-2022-35407

An issue was discovered in Insyde InsydeH2O with kernel 5.0 through 5.5. A stack buffer overflow leads to arbitrary code execution in the SetupUtility driver on Intel platforms. An attacker can change the values of certain UEFI variables. If the size of the second variable exceeds the size of the first, then the buffer will be overwritten. This issue affects the SetupUtility driver of InsydeH2O.

• CWE-787
• CWE-787

• https://www.insyde.com/security-pledgeVendor Advisory
• https://www.insyde.com/security-pledge/SA-2022040Vendor Advisory
• https://www.insyde.com/security-pledgeVendor Advisory
• https://www.insyde.com/security-pledge/SA-2022040Vendor Advisory

Published

Nov 22, 2022

Last Modified

Jun 17, 2026

Status

Modified

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