CVE-2026-34195: high-severity vulnerability in Imagination Technologies Graphics DDK
GPU DDK - Kernel heap OOB write in PMRChangeSparseMemOSMem due to incorrect physical page translation from virtual page indexes
Published · Updated
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21Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackcvss 8.8epss 0.3%
Software installed and run as a non-privileged user may conduct intentional GPU sparse memory API calls to cause out of bounds write in the kernel.
The product incorrectly indexes internal state when performing sparse allocation remapping.
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Affected products
Imagination Technologies · Graphics DDKRelated CVEs — Imagination Technologies Graphics DDK
In the same product, most dangerous first.
CVE-2024-47897HIGHGPU DDK - PVRSRVRGXGetEnabledHWPerfBlocksKM off-by-one OOB writeEPSS 0.6%CVE-2026-16280CRITICALGPU DDK - Integer overflow in _PMRLogicalOffsetToPhysicalOffsetEPSS 0.5%CVE-2025-6573CRITICALGPU DDK - RGXFW_CTL.pui8FWScratchBuf Leak/OverwriteEPSS 0.5%CVE-2025-8109HIGHGPU DDK - GPU shader shared memory corrupted using ptrace to disrupt GPU operationEPSS 0.5%CVE-2025-1706HIGHGPU DDK - Improper locking when accessing the pvr_exp_fence objectEPSS 0.5%CVE-2025-13952CRITICALGPU DDK - libusc UAF via WebGPU shaders at MergeConsecutiveBarriersBPEPSS 0.5%