CVE-2026-41157

CRITICAL

Imagination Graphics DDK - CalculateNPOTTwiddleSparsePageMap3D Out-of-Bounds Write

Title source: manual
STIX 2.1

Description

A web page that contains unusual WebGPU content loaded into the GPU GLES render process and can trigger an out-of-bound write in the GPU user-space driver, leading to memory corruption and possible browser/GPU process crash. The software computes a required memory size from untrusted input, but integer overflow can produce a value smaller than needed. Subsequent write operations may then occur past the intended memory boundary, corrupting adjacent memory and causing process instability or termination.

References (1)

Core 1

Scores

CVSS v3 9.8
EPSS 0.0015
EPSS Percentile 4.5%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable yes
Technical Impact total

Details

CWE
CWE-787
Status published
Products (6)
Imagination Technologies/Graphics DDK 1.18 RTM
Imagination Technologies/Graphics DDK 23.2 RTM
Imagination Technologies/Graphics DDK 24.2 RTM
Imagination Technologies/Graphics DDK 25.1 RTM - 25.3 RTM
Imagination Technologies/Graphics DDK 26.1 RTM
Imagination Technologies/Graphics DDK 26.2 RTM
Published Jun 12, 2026
Tracked Since Jun 13, 2026