Unrated severityNVD Advisory· Published Jan 15, 2026· Updated Apr 7, 2026
Redragon Gaming Mouse - 'REDRAGON_MOUSE.sys' Denial of Service (PoC)
CVE-2021-47786
Description
Redragon Gaming Mouse driver contains a kernel-level vulnerability that allows attackers to trigger a denial of service by sending malformed IOCTL requests. Attackers can send a crafted 2000-byte buffer with specific byte patterns to the REDRAGON_MOUSE device to crash the kernel driver.
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LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
2- Range: all version
Patches
Vulnerability mechanics
References
4- github.com/Quadron-Research-Lab/Kernel_Driver_bugs/tree/main/REDRAGON_MOUSEmitretechnical-descriptionexploit
- www.exploit-db.com/exploits/50322mitreexploit
- www.vulncheck.com/advisories/redragon-gaming-mouse-redragonmousesys-denial-of-service-pocmitrethird-party-advisory
- www.redragonzone.commitreproduct
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