CVE-2026-34192

GPU DDK - _MMU_AllocLevel error recovery paths leave dangling page table entries

Published Jun 19, 2026 CVSS 3.1 · 7.7 High EPSS < 1% KEV · Not listed
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.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
First Time appeared Imaginationtech
Imaginationtech graphics Ddk
Vendors & Products Imaginationtech
Imaginationtech graphics Ddk
Type Values Removed Values Added
Metrics cvssV3_1

{'score': 7.7, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H'}

ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
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.
Title GPU DDK - _MMU_AllocLevel error recovery paths leave dangling page table entries
Weaknesses CWE-416
References
Weaknesses

Sources

Status
PUBLISHED
Assigner
imaginationtech
Published
Updated
Jun 22, 2026, 6:21 PM
Reserved
Mar 26, 2026, 1:47 PM
Status
Deferred
Published
Jun 19, 2026, 10:16 AM
Modified
Oct 26, 2026, 11:10 AM