CVE-2026-49745 – GPU DDK – Unvalidated sHWPerfCtlDMABuf GPU-VA, DMA-write into FW privdata via MMU ctx 0

CVE ID :CVE-2026-49745

Published : July 24, 2026, 9:16 a.m. | 33 minutes ago

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.

Severity: 0.0 | NA

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