Ghostwire

CVE-2026-45203: Kernel software installed and running inside a Host VM may post improper commands to the GPU Firmware to trigger a...

HIGH CVSS 0.0

Published: July 10, 2026 | Last Modified: July 10, 2026

Description

Kernel software installed and running inside a Host VM may post improper commands to the GPU Firmware to trigger a memory write outside the permitted range of memory for the host kernel. A TOCTOU bug existed where a malicious driver could modify values in memory after firmware validation but before use.

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