CVE-2026-22166: high-severity vulnerability in Imagination Technologies Graphics DDK
GPU DDK - Write UAF in KEGLGetPoolBuffers, WebGL reachable
Published
E-mail alert when it lands in KEV, gets a public PoC or its score goes up.
21Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackcvss 8.1epss 0.4%
A web page that contains unusual WebGPU content loaded into the GPU GLES render process and can trigger write UAF crash in the GPU GLES user-space shared library. On certain platforms, when the process executing graphics workload has system privileges this could enable subsequent exploit on the system.
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/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%