CVE-2026-45199

HighCVSS 7.8/10Last modified Oct 18, 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.

Metrics

CVSS 3.1 7.8/10CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Weakness enumeration

CWE-823

Affected software

No affected versions have been published.

Timeline

Published: Aug 21, 2026
Last modified: Oct 18, 2026
NVD status: Deferred

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