CVE-2025-61155

Severity CVSS v4.0:

Pending analysis

Type:

CWE-400 Uncontrolled Resource Consumption ('Resource Exhaustion')

Publication date:

28/10/2025

Last modified:

30/10/2025

Description

Hotta Studio GameDriverX64.sys 7.23.4.7, a signed kernel-mode anti-cheat driver, allows local attackers to cause a denial of service by crashing arbitrary processes via sending crafted IOCTL requests.

Impact

Vector 3.x

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H CVSS v3.1 Severity and Metrics:

Base Score: 5.50 MEDIUM
Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Attack Vector (AV): Local
Attack Complexity (AC): Low
Privileges Required (PR): Low
User Interaction (UI): None
Scope (S): Unchanged
Confidentiality (C): None
Integrity (I): None
Availability (A): High

Base Score 3.x

5.50

Severity 3.x

MEDIUM

References to Advisories, Solutions, and Tools

http://gamedriverx64sys.com
http://hotta.com
https://github.com/pollotherunner/CVE-2025-61155/blob/main/advisory.md