Ghostwire

CVE-2026-45199: Kernel software installed and running inside a Guest VM may post improper commands to the GPU Firmware to trigger a...

HIGH CVSS 0.0

Published: August 21, 2026 | Last Modified: August 21, 2026

Description

Kernel software installed and running inside a Guest VM may post improper commands to the GPU Firmware to trigger a write of data outside the Guest's virtualised GPU memory. Software installed and run under a Guest VM can send commands to the GPU which result in out of bounds memory accesses. These can be used to escalate privileges.

Ghostwire Analysis — What This Means Practically

This analysis is generated by Ghostwire from NVD, CISA KEV, EPSS, and open-source intelligence data. Verify findings through primary sources before acting.

Security Coverage (1 articles)

References