CVE-2025-0819

Mali GPU Kernel Driver allows access to already freed memory

HIGH

7.8

CVSS Score

Published: June 2, 2025 at 11:05 AM UTC

Updated: June 17, 2026 at 08:27 AM UTC

3 products affected across 1 vendorValhall GPU Kernel DriverBifrost GPU Kernel Driver5TH Gen GPU Architecture Kernel Driver

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Severity

HIGH7.8

Exploit prediction

EPSS 0.2%

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 gain access to already freed memory.This issue affects Bifrost GPU Kernel Driver: from r44p0 through r49p3, from r50p0 through r51p0; Valhall GPU Kernel Driver: from r44p0 through r49p3, from r50p0 through r54p0; Arm 5th Gen GPU Architecture Kernel Driver: from r44p0 through r49p3, from r50p0 through r54p0.

Affected

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

5TH Gen GPU Architecture Kernel Driver · Arm

95%

r44p0 ≤ v ≤ r49p3r44p0 ≤ v < r49p4r50p0 ≤ v ≤ r54p0r50p0 ≤ v < r54p1r44p0 r50p0

Affected range stops below r49p4, so it looks safe — our inference, not a vendor statement

Affected range stops below r54p1, so it looks safe — our inference, not a vendor statement

Bifrost GPU Kernel Driver · Arm

95%

r44p0 ≤ v ≤ r49p3r44p0 ≤ v < r49p4r50p0 ≤ v ≤ r51p0r44p0 r50p0 r51p0

Affected range stops below r49p4, so it looks safe — our inference, not a vendor statement

Valhall GPU Kernel Driver · Arm

95%

r44p0 ≤ v ≤ r49p3r44p0 ≤ v < r49p4r50p0 ≤ v ≤ r54p0r50p0 ≤ v < r54p1r44p0 r50p0

Affected range stops below r49p4, so it looks safe — our inference, not a vendor statement

Affected range stops below r54p1, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

https://developer.arm.com/documentation/110466/latest/

References (1)

Vendor Advisory

Source: [email protected]

https://developer.arm.com/documentation/110466/latest/

SSVC — Action Prioritization

SSVCNo known exploitNot automatableTotal impact

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

CVSS

7.8HIGHCISA-ADP

Attack Vector: LOCAL
Complexity: LOW
Privileges: LOW
User Interaction: NONE
Scope: UNCHANGED
Confidentiality: HIGH
Integrity: HIGH
Availability: HIGH

Vector?

Quick Info

StatusANALYZED

CWE

CWE-416

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