VULNERABILITY INTELLIGENCE

CVE-2021-47789

CVSS score7.5 HIGH
EPSS probability0.47%
CISA KEVNot currently listed
Published2026-01-16
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

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.

Weakness classification

  • disclosure@vulncheck.com: CWE-121
  • nvd@nist.gov: CWE-787

Primary references