Arm Valhall GPU Kernel Driver up to r49p5/r54p3/r55p0 information disclosure

CVSS Meta Temp Score
CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.
Current Exploit Price (≈)
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CTI Interest Score
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3.3$0-$5k0.00+

Summaryinfo

A vulnerability classified as problematic was found in Arm Valhall GPU Kernel Driver and Arm 5th Gen GPU Architecture Kernel Driver up to r49p5/r54p3/r55p0. Affected by this issue is some unknown functionality. The manipulation results in information disclosure. This vulnerability is known as CVE-2026-0860. Attacking locally is a requirement. No exploit is available.

Detailsinfo

A vulnerability was found in Arm Valhall GPU Kernel Driver and Arm 5th Gen GPU Architecture Kernel Driver up to r49p5/r54p3/r55p0. It has been classified as problematic. Affected is an unknown function. The manipulation with an unknown input leads to a information disclosure vulnerability. CWE is classifying the issue as CWE-200. The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information. This is going to have an impact on confidentiality. CVE summarizes:

Exposure of Sensitive Information to an Unauthorized Actor vulnerability in Arm Ltd Valhall GPU Kernel Driver, Arm Ltd Arm 5th Gen GPU Architecture Kernel Driver allows a local non-privileged user process to perform improper GPU memory processing operations to gain access to sensitive kernel information. This issue affects Valhall GPU Kernel Driver: from r29p0 through r49p5, from r50p0 through r54p3, r55p0; Arm 5th Gen GPU Architecture Kernel Driver: from r41p0 through r49p5, from r50p0 through r54p3, r55p0.

The advisory is shared for download at support.arm.com. This vulnerability is traded as CVE-2026-0860 since 01/12/2026. The exploitability is told to be easy. The attack needs to be approached locally. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1592.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Type

Vendor

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 3.3
VulDB Meta Temp Score: 3.3

VulDB Base Score: 3.3
VulDB Temp Score: 3.3
VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Information disclosure
CWE: CWE-200 / CWE-284 / CWE-266
CAPEC: 🔒
ATT&CK: 🔒

Physical: Partially
Local: Yes
Remote: No

Availability: 🔒
Status: Not defined
Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔒

Timelineinfo

01/12/2026 CVE reserved
09/08/2026 +238 days Advisory disclosed
09/08/2026 +0 days VulDB entry created
09/08/2026 +0 days VulDB entry last update

Sourcesinfo

Advisory: support.arm.com
Status: Confirmed

CVE: CVE-2026-0860 (🔒)
GCVE (CVE): GCVE-0-2026-0860
GCVE (VulDB): GCVE-100-399840

Entryinfo

Created: 09/08/2026 16:40
Changes: 09/08/2026 16:40 (52)
Complete: 🔍
Cache ID: 216::103

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