CVE-2021-27965: Msi Dragon Center

Critical severity, CVSS 9.8. EPSS: 11.8% chance of exploitation in the next 30 days.

The MsIo64.sys driver before 1.1.19.1016 in MSI Dragon Center before 2.0.98.0 has a buffer overflow that allows privilege escalation via a crafted 0x80102040, 0x80102044, 0x80102050, or 0x80102054 IOCTL request.

Affected products

• Msi Dragon Center: before 2.0.98.0 (fixed in 2.0.98.0)

Published 2021-03-05. Last modified 2026-06-17.