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CVE-2026-21734

GPU DDK - libusc OOB write at TreeRemove during WebGPU shader compilation PUBLISHED

Description (CNA)

A web page that contains unusual GPU shader code is loaded into the GPU compiler process and can trigger a write out-of-bounds write crash in the GPU shader compiler library. On certain platforms, when the compiler process has system privileges this could enable further exploits on the device. An edge case using a very small value in GPU shader code can cause a segmentation fault in the GPU shader compiler due to am out-of-bounds write.

Affected (CNA)

Vendor / productVersions
Imagination Technologies / Graphics DDKaffected 1.18 RTM; affected 23.2 RTM; affected 24.1 RTM through 24.2 RTM; affected 25.1 RTM through 25.3 RTM; unaffected 26.1 RTM

CWE

CWE-823

References

ADP enrichment

CISA-ADP

No English description supplied.

No references supplied.