CVE-2026-41158 — GPU DDK - Backed sparse PMRs are not handled by deferred free mechanism after shrink

CVE-2026-41158

GPU DDK - Backed sparse PMRs are not handled by deferred free mechanism after shrink PUBLISHED

Description (CNA)

Software installed and run as a non-privileged user may conduct GPU system calls to write to arbitrary freed physical pages. Physical memory allocated and freed, without the deferred free mechanism can lead to those resources being used for read/write by the GPU after the kernel module has freed the resource.

Affected (CNA)

Vendor / product	Versions
Imagination Technologies / Graphics DDK	unaffected 1.18 RTM; unaffected 23.2 RTM; unaffected 24.2 RTM; affected 25.1 RTM through 25.3 RTM; affected 26.1 RTM; unaffected 26.2 RTM

CWE

CWE-416

References

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

ADP enrichment

CISA-ADP

No English description supplied.

No references supplied.