CVE-2021-47789

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

HIGH
7.5
CVSS Score
Published: January 15, 2026 at 11:25 PM UTC
Updated: June 17, 2026 at 04:18 AM UTC
2 products affected across 1 vendorYms 3029 FirmwareHornet Gaming Mouse

Using Yenkee Hornet Gaming Mouse by Yenkee?

Get instant alerts when new vulnerabilities affect Yenkee Hornet Gaming Mouse - before attackers find them.

Real-time alertsTrack your software stackFree plan available
Severity
HIGH7.5
Exploit prediction
EPSS 0.5%
SSVC
PoC

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.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

All versions
yenkee-yms-3029 (same device)

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

SSVC — Action Prioritization

SSVCPoCNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

7.5HIGHVulnCheck
Attack Vector
NETWORK
Complexity
LOW
Privileges
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
HIGH
Vector?

Quick Info

StatusANALYZED
CWE
CWE-121CWE-787

Get alerted

Stop reading CVE feeds looking for your own stack

Track the products you run and VulnTracker tells you when a new CVE affects them — with what is known about fixing it, and nothing about the rest.

Free plan, no card