CVE record · CVE-2026-15466

GPU DDK - Write UAF due to a race condition caused by insufficient locking in PVRSRVRGXCloseHWPerfClientStreamKM()

CVSS 7.0 HighEPSS 0.0018 · 7th percentile

Published by the CVE Program (CNA: imaginationtech) at 30 Oct 2026, 01:23 UTC. agentprime has not analysed this yet, so whether it affects any app is not known. This CVE names a vendor and product rather than a package, so the lockfile check doesn’t match it.

Affected products, as the CNA wrote them
Vendor	Product	Versions
Imagination Technologies	Graphics DDK	unaffected 1.18 RTM2 custom unaffected 23.2 RTM2 custom affected 24.2 RTM2 custom affected 25.1 RTM2 to 25.3 RTM, inclusive custom affected 26.1 RTM2 custom unaffected 26.2 RTM custom Other versions: unknown

Identifiers: CVE-2026-15466
CNA: imaginationtech
Weakness (CWE): CWE-416
Tags: Imagination Technologies Graphics DDK
Memory corruption
Published: 30 Oct 2026
Updated: 5 Nov 2026

Not analysed yet

We haven’t published our own analysis of this CVE. If a person reviews it, this page will say what’s affected and what has to be true for it to matter.

Severity and exploitation

Score	Rating	CVSS	Vector	Source
7.0	High	3.1	CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H	ADP (CISA-ADP)

CISA KEV Not listed.
EPSS 0.0018, the 7th percentile, on 5 Nov 2026: FIRST’s estimate of the chance of exploitation in the next 30 days.

Timeline

30 Oct 2026, 01:23 UTC Confirmed by the CVE List
30 Oct 2026, 02:17 UTC Confirmed by NVD

Sources

References from the CNA

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

Facts on this page come from the CVE List as the CNA published them, with CVSS from the sources named above, CISA KEV and FIRST EPSS. Vendors, products and versions are shown as the CNA wrote them. We don’t reproduce the CVE’s description.