Vulnerability · Published Aug 7, 2026 · Assigned by imaginationtech

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

High 7.1

In plain English

A high-severity security flaw in Graphics DDK from Imagination Technologies. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.2% (higher than 4% of all known vulnerabilities).

Severity (CVSS 3.1)7.1High
Exploit odds (30 days)0.2%top 95.5% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known

Official description

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 products (as reported)

VendorProductVersions
Imagination Technologies Graphics DDK 1.18 RTM223.2 RTM224.2 RTM225.1 RTM2 – through 25.3 RTM26.1 RTM1

Weakness: CWE-823 · Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H

References