CVE-2026-34193 Details
Description
Kernel software installed and running inside a Guest/Host VM may post improper commands to the GPU Firmware to trigger a write of data outside the intended GPU memory. A logic error in the address translation allowed a compromised Host (Kernel) to perform arbitrary writes to firmware memory.
A vulnerability exists in the GPU driver development kit (DDK) within the Imagination Technologies graphics driver, specifically in DDK releases up to and including 26.1 RTM1. This vulnerability allows kernel software running in a guest or host virtual machine to send improper commands to the GPU firmware, triggering unauthorized writes to firmware memory outside the designated GPU memory boundaries. The issue arises from a logic error in address translation, which enables a compromised host kernel to perform arbitrary writes to firmware memory.
The DDK firmware component has been updated to include protections that prevent the out-of-bounds write from occurring.
Metrics
CVSS 4.0 Severity and Vector Strings:
No CVSS 4.0 data is available for this CVE.
CVSS 3.x Severity and Vector Strings:
No data available for CVSS Version 2.0 on this CVE.
CISA-ADP
Assessed Jun 1, 2026References to Advisories, Solutions, and Tools
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| URL | Source(s) | Tag(s) |
|---|---|---|
| https://www.imaginationtech.com/gpu-driver-vulnerabilities/ | imaginationtech | Vendor Advisory |
Weakness Enumeration
| CWE-ID | CWE Name | Source |
|---|---|---|
| CWE-823 | Use of Out-of-range Pointer Offset | imaginationtech |
Affected Products
| Product | Versions |
|---|---|
| imaginationtech ddk | < 26.1 26.1 rtm1 |
CPE
Remediation
| |
| google android | All versions |
CPE
Remediation
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| linux linux kernel | All versions |
CPE
Remediation
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Change History
6 change records found show changes
| Date | Action | Recorded By |
|---|---|---|
| Aug 12, 2026 | Initial Analysis | [email protected] |
| Jul 22, 2026 | CVE Translated | [email protected] |
| Jun 17, 2026 | CVE Modified | imaginationtech |
| Jun 17, 2026 | CVE Modified | CISA-ADP |
| Jun 1, 2026 | CVE Modified | CISA-ADP |
| Jun 1, 2026 | New CVE Received | imaginationtech |