PT-2026-3161 · Yenkee · Yenkee Hornet Gaming Mouse

Published 2026-01-15 · Updated 2026-01-21 · CVE-2021-47789

Positive Technologies (AI Summary)

CVSS v3.1

7.5

High

Base vector

AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Name of the Vulnerable Software and Affected Versions Yenkee Hornet Gaming Mouse driver versions (affected versions not specified)

Description The Yenkee Hornet Gaming Mouse driver, specifically the GM312Fltr.sys file, has a buffer overrun issue. An attacker can cause a system crash by sending an oversized input to the driver. Exploitation involves sending a 2000-byte buffer through the DeviceIoControl function, triggering a kernel-level system crash.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Stack Overflow

Memory Corruption

Weakness Enumeration

CWE-121

CWE-787

Related Identifiers

CVE-2021-47789

Affected Products

Yenkee Hornet Gaming Mouse

References · 7

• 🔥 https://github.com/Quadron-Research-Lab/Kernel_Driver_bugs/tree/main/GM312Fltr · Exploit
• 🔥 https://exploit-db.com/exploits/50311 · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2021-47789 · Security Note
• https://twitter.com/CVEnew/status/2012126501123092557 · Twitter Post
• https://twitter.com/cracbot/status/2013929628474523783 · Twitter Post
• https://vulncheck.com/advisories/yenkee-hornet-gaming-mouse-gmfltrsys-denial-of-service-poc · Note
• https://yenkee.eu · Note