7.8
High
CVE-2026-45203 Kernel software installed and running inside a Host VM may post improper commands to the GPU Firmware to trigger a…
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.
Affected products and versions
| Product | Affected versions | Fixed in |
|---|---|---|
| Graphics DDK | Versions not published |
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