CVE-2026-49746 — GPU DDK - Dimension Mismatch and Integer Truncation in PMRDevPhysAddrOSMem

CVE-2026-49746

GPU DDK - Dimension Mismatch and Integer Truncation in PMRDevPhysAddrOSMem PUBLISHED

Description (CNA)

Software installed and run as a non-privileged user may conduct improper GPU system calls to cause OOB read kernel memory access and in certain cases cause GPU UAF of arbitrary pages. Incorrect validation of array index can lead to OOB read and potentially to GPU UAF of arbitrary pages.

Affected (CNA)

Vendor / product	Versions
Imagination Technologies / Graphics DDK	affected 1.18 RTM2; affected 23.2 RTM2; affected 24.2 RTM2; affected 25.1 RTM2 through 25.3 RTM; affected 26.1 RTM1; unaffected 26.1 RTM2

CWE

CWE-823

References

https://www.imaginationtech.com/gpu-driver-vulnerabilities/

ADP enrichment

CISA-ADP

No English description supplied.

No references supplied.