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.

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Vendors Products
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Yms 3029 Subscribe
Yms 3029 Firmware Subscribe
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Fixes

Solution

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Workaround

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History

Fri, 30 Jan 2026 01:15:00 +0000

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

Fri, 16 Jan 2026 22:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

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


Fri, 16 Jan 2026 14:15:00 +0000

Type Values Removed Values Added
First Time appeared Yenkee
Yenkee hornet Gaming Mouse
Vendors & Products Yenkee
Yenkee hornet Gaming Mouse

Thu, 15 Jan 2026 23:45:00 +0000

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'}


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cve-icon MITRE

Status: PUBLISHED

Assigner: VulnCheck

Published:

Updated: 2026-01-16T21:12:19.982Z

Reserved: 2026-01-14T14:39:44.738Z

Link: CVE-2021-47789

cve-icon Vulnrichment

Updated: 2026-01-16T15:53:22.069Z

cve-icon NVD

Status : Analyzed

Published: 2026-01-16T00:16:22.450

Modified: 2026-01-30T01:01:23.560

Link: CVE-2021-47789

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-01-16T13:42:15Z

Weaknesses