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Vulnerability · Published Oct 30, 2026 · Assigned by imaginationtech

CVE-2026-74912GPU DDK - Fix for CVE-2026-49746 prevents the mapping of graphics buffers > 4GB

Critical 9.8

In plain English

A critical-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 0.3% (higher than 22% of all known vulnerabilities).

Severity (CVSS 3.1)9.8Critical
Exploit odds (30 days)0.3%top 78.3% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known

Official description

On GPU systems with the security vulnerability fix for CVE-2026-49746 applied, the mapping range of graphics buffers is limited which causes errors when the mapping outside of that range. Integer truncation caused when mapping GPU buffer pages in the buffer’s range 0GB - 4GB, produces error and limits the functionality of the kernel mode driver.

Affected products (as reported)

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

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

References