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CVE-2026-34192— GPU DDK - _MMU_AllocLevel error recovery paths leave dangling page table entries

Quick assessment

Affected
Imagination Technologies Graphics DDK
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Imagination Technologies Graphics DDK是Imagination Technologies的图形驱动程序开发套件。 Imagination Technologies Graphics DDK 26.1 RTM1和之前版本存在资源管理错误漏洞，该漏洞源于错误路径未正确清理就释放物理内存，可能导致非特权用户通过不当GPU系统调用触发释放后重用。

AI Predicted 6.2 Difficulty: Hard EPSS 0.16% · P5

Possible ATT&CK Techniques 1 AI

T1068 · Exploitation for Privilege Escalation

Affected Version Matrix 5

VendorProduct Version RangeStatus
Imagination Technologies Graphics DDK 1.18 RTM affected
23.2 RTM affected
24.2 RTM affected
25.1 RTM≤ 25.3 RTM affected
26.1 RTM unaffected
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I. Basic Information for CVE-2026-34192

Vulnerability Information
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Vulnerability Title
GPU DDK - _MMU_AllocLevel error recovery paths leave dangling page table entries
Source: CVE Program / CVE List V5
Vulnerability Description
Software installed and run as a non-privileged user may conduct improper GPU system calls to cause an error path leading to UAF of GPU page tables. The vulnerability allows physical memory allocated for MMU page tables to be used after being freed. This was caused by an error path that would not cleanup properly before freeing the physical allocation.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
释放后使用
Source: CVE Program / CVE List V5
Vulnerability Title
Imagination Technologies Graphics DDK 资源管理错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Imagination Technologies Graphics DDK是Imagination Technologies的图形驱动程序开发套件。 Imagination Technologies Graphics DDK 26.1 RTM1和之前版本存在资源管理错误漏洞，该漏洞源于错误路径未正确清理就释放物理内存，可能导致非特权用户通过不当GPU系统调用触发释放后重用。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
Imagination Technologies Graphics DDK 1.18 RTM -

II. Public POCs for CVE-2026-34192

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III. Intelligence Information for CVE-2026-34192

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News Coverage for CVE-2026-34192 (1)

IV. Related Vulnerabilities

Same product: Graphics DDK
Same vendor: Imagination Technologies
Same weakness: CWE-416

V. Comments for CVE-2026-34192

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