Buffer Overflow Vulnerability in Insyde Drivers Affecting Untrusted User-Mode Applications
CVE-2025-12052

7.8HIGH

Key Information:

Vendor

Insyde Software

Status
Insydeh2o Tools
Vendor
CVE Published:
14 January 2026

What is CVE-2025-12052?

A vulnerability exists in the Insyde drivers due to the use of the RTL_QUERY_REGISTRY_DIRECT flag when reading a registry value. An untrusted user-mode application could exploit this flaw, potentially leading to a buffer overflow condition. This may allow an attacker to execute arbitrary code or crash the system, thereby posing a significant security risk to affected systems.

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Deploy the Patch

Affected Version(s)

InsydeH2O tools Windows See in the Solution

References

https://www.insyde.com/security-pledge/sa-2025010/

CVSS V3.1

Score:
7.8
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Local
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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