CVE-2026-34193
Kernel software installed and running inside a Guest/Host VM may post improper commands to the GPU Firmware to trigger a write of data outside the intended GPU memory. A logic error in the address translation allowed a compromised Host (Kernel) to perform arbitrary writes to firmware memory.
Scoring
- Severity
- MEDIUM
- CVSS base score
- 4.3
- CVSS vector
- CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
- EPSS probability
- 0.14%
- CWE
- CWE-823
- Published
- 2026-06-01
- Last modified
- 2026-06-01
Affected products
- Imagination Technologies Graphics DDK
- Imagination Technologies Graphics DDK
- Imagination Technologies Graphics DDK
- Imagination Technologies Graphics DDK
- Imagination Technologies Graphics DDK
- Imagination Technologies Graphics DDK
Weakness type
Related vulnerabilities
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- CVE-2026-45199 — GPU DDK - rgxfw_to_ptr() does not reject FW private data pointers
- CVE-2026-72642 — Use of Out-of-range Pointer Offset in the Elasticsearch Machine Learning Native Inference Process
- CVE-2026-49746 — GPU DDK - Dimension Mismatch and Integer Truncation in PMRDevPhysAddrOSMem
- CVE-2026-49745 — GPU DDK - Unvalidated sHWPerfCtlDMABuf GPU-VA, DMA-write into FW privdata via MMU ctx 0
- CVE-2026-49744 — GPU DDK - Unchecked ui32TracePointer in rgxfw_log_ex()
- CVE-2026-21734 — GPU DDK - libusc OOB write at TreeRemove during WebGPU shader compilation
- CVE-2026-28764 — MediaArea MediaInfoLib LXF element parsing heap-based buffer overflow vulnerability