CVE-2021-47789

Yenkee Hornet Gaming Mouse - 'GM312Fltr.sys' Denial of Service (PoC)

Published Jan 15, 2026 CVSS 4.0 · 6.8 Medium EPSS < 1% KEV · Not listed
Description
Yenkee Hornet Gaming Mouse driver GM312Fltr.sys contains a buffer overrun vulnerability that allows attackers to crash the system by sending oversized input. Attackers can exploit the driver by sending a 2000-byte buffer through DeviceIoControl to trigger a kernel-level system crash.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
First Time appeared Yenkee yms 3029
Yenkee yms 3029 Firmware
Weaknesses CWE-787
CPEs cpe:2.3:h:yenkee:yms_3029:-:*:*:*:*:*:*:*
cpe:2.3:o:yenkee:yms_3029_firmware:*:*:*:*:*:*:*:*
Vendors & Products Yenkee yms 3029
Yenkee yms 3029 Firmware
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'poc', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
First Time appeared Yenkee
Yenkee hornet Gaming Mouse
Vendors & Products Yenkee
Yenkee hornet Gaming Mouse
Type Values Removed Values Added
Description Yenkee Hornet Gaming Mouse driver GM312Fltr.sys contains a buffer overrun vulnerability that allows attackers to crash the system by sending oversized input. Attackers can exploit the driver by sending a 2000-byte buffer through DeviceIoControl to trigger a kernel-level system crash.
Title Yenkee Hornet Gaming Mouse - 'GM312Fltr.sys' Denial of Service (PoC)
Weaknesses CWE-121
References
Metrics cvssV3_1

{'score': 7.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H'}

cvssV4_0

{'score': 6.8, 'vector': 'CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
VulnCheck
Published
Updated
Apr 7, 2026, 2:06 PM
Reserved
Jan 14, 2026, 2:39 PM
Status
Analyzed
Published
Jan 16, 2026, 12:16 AM
Modified
Jun 17, 2026, 4:18 AM