CVE-2023-3889 | BDVDB-2026-216192 Detail

ArmValhall GPU Kernel Driver

Description#

A local non-privileged user can make improper GPU memory processing operations. If the operations are carefully prepared, then they could be used to gain access to already freed memory.

Impact#

Per CVSS v3.1: confidentiality impact high, integrity impact high, availability impact high. Attack vector: local.

Weaknesses#

CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer
CWE-667 Improper Locking

References#

https://developer.arm.com/Arm%20Security%20Center/Mali%20GPU%20Driver%20Vulnerabilities

Exploit#

No public exploit known

History#

Version 12023-11-07Record published in the CVE List.
Version 22025-12-16Most recent update recorded in the CVE List.

Published

Published: 2023-11-07
Last modified: 2025-12-16

Vendor information

Vendor: Arm
Product: Valhall GPU Kernel Driver

All Arm vulnerabilities

Score

7.8 High

EPSS

less than 1%, Very Low

Estimated chance of exploitation in the next 30 days. EPSS percentile: 10.3.

KEV

Not listed in the CISA Known Exploited Vulnerabilities catalog.

Impact

Memory Corruption

Action

No specific action is recorded in the source data. Check the references for vendor guidance.

Affected Systems

Vulnerable
>= r38p0 and <= r44p0
Fixed
Not stated
Vulnerable
Not stated
Fixed
r44p1
Vulnerable
Not stated
Fixed
r45p0

Scoring System

CVSS v4.0

Not available

CVSS v3.1

7.8 High

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Metric breakdown
Attack Vector	Local
Attack Complexity	Low
Privileges Required	Low
User Interaction	None
Scope	Unchanged
Confidentiality	High
Integrity	High
Availability	High

CVSS v3.0

Not available

CVSS v2

Not available

Source: CVE List v5 (record); CISA KEV (kev, action); FIRST EPSS (epss).