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CVE-2026-0001

Mali GPU Kernel Driver allows access to already freed memory

MEDIUM
4.4
CVSS Score
Published: September 8, 2026 at 02:18 PM UTC
Updated: September 8, 2026 at 03:31 PM UTC
3 products affected across 1 vendorValhall GPU Kernel DriverBifrost GPU Kernel Driver5TH Gen GPU Architecture Kernel Driver

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Severity
MEDIUM4.4
Exploit prediction
EPSS 0.1%
SSVC
No known exploit

Description

Use After Free vulnerability in Arm Ltd Bifrost GPU Kernel Driver, Arm Ltd Valhall GPU Kernel Driver, Arm Ltd Arm 5th Gen GPU Architecture Kernel Driver allows a local non-privileged user process to perform valid GPU memory processing operations to access already freed memory. This issue affects Bifrost GPU Kernel Driver: from r41p0 through r49p5, from r50p0 through r51p0, from r54p1 through r54p2; Valhall GPU Kernel Driver: from r41p0 through r49p5, from r50p0 through r54p3, r55p0; Arm 5th Gen GPU Architecture Kernel Driver: from r41p0 through r49p5, from r50p0 through r54p3, r55p0.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

5TH Gen GPU Architecture Kernel Driver· Arm
60%
r41p0 ≤ v ≤ r49p5r50p0 ≤ v ≤ r54p3r41p0r50p0r55p0
Vendor states this is fixed in r56p0 (unaffected)
Bifrost GPU Kernel Driver· Arm
60%
r41p0 ≤ v ≤ r49p5r50p0 ≤ v ≤ r51p0r54p1 ≤ v ≤ r54p2r41p0r50p0r54p1
Valhall GPU Kernel Driver· Arm
60%
r41p0 ≤ v ≤ r49p5r50p0 ≤ v ≤ r54p3r41p0r50p0r55p0
Vendor states this is fixed in r56p0 (unaffected)

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

References (1)

Source: cverecord
https://support.arm.com/documentation/111552/1-0/?lang=en

SSVC — Action Prioritization

SSVCNo known exploitNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

4.4MEDIUMCISA-ADP
Attack Vector
LOCAL
Complexity
LOW
Privileges
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
LOW
Integrity
LOW
Availability
NONE
Vector?

Quick Info

StatusAWAITING ANALYSIS
CWE
CWE-416

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