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CVE-2026-5729— Mali GPU Kernel Driver allows access to already freed memory

Quick assessment

Affected
Arm Ltd Valhall GPU Kernel Driver
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

ARM Valhall GPU Kernel Driver是英国ARM公司开源的一个 Valhall GPU 内核驱动程序。 ARM Valhall GPU Kernel Driver存在资源管理错误漏洞，该漏洞源于释放后重用，可使本地非特权用户进程执行有效GPU处理操作访问已释放的内存。受影响版本为r50p0至r54p3版本和r55p0版本。

AI Predicted 7.1 Difficulty: Moderate EPSS 0.11% · P1

Possible ATT&CK Techniques 1 AI

T1069 · Permission Groups Discovery

Affected Version Matrix 6

VendorProduct Version RangeStatus
Arm Ltd Arm 5th Gen GPU Architecture Kernel Driver r50p0≤ r54p3 affected
r55p0 affected
r56p0 unaffected
Arm Ltd Valhall GPU Kernel Driver r50p0≤ r54p3 affected
r55p0 affected
r56p0 unaffected
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I. Basic Information for CVE-2026-5729

Vulnerability Information
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Vulnerability Title
Mali GPU Kernel Driver allows access to already freed memory
Source: CVE Program / CVE List V5
Vulnerability Description
Use After Free 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 valid GPU processing operations to access already freed memory. This issue affects Valhall GPU Kernel Driver: from r50p0 through r54p3, r55p0; Arm 5th Gen GPU Architecture Kernel Driver: from r50p0 through r54p3, r55p0.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
释放后使用
Source: CVE Program / CVE List V5
Vulnerability Title
ARM Valhall GPU Kernel Driver 资源管理错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
ARM Valhall GPU Kernel Driver是英国ARM公司开源的一个 Valhall GPU 内核驱动程序。 ARM Valhall GPU Kernel Driver存在资源管理错误漏洞，该漏洞源于释放后重用，可使本地非特权用户进程执行有效GPU处理操作访问已释放的内存。受影响版本为r50p0至r54p3版本和r55p0版本。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
Arm Ltd Valhall GPU Kernel Driver r50p0 ~ r54p3 -
Arm Ltd Arm 5th Gen GPU Architecture Kernel Driver r50p0 ~ r54p3 -

II. Public POCs for CVE-2026-5729

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III. Intelligence Information for CVE-2026-5729

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Vendor Advisories for CVE-2026-5729 (1)

Same Patch Batch · Arm Ltd · 2026-09-08 · 10 CVEs total

CVE-2026-0001 Mali GPU Kernel Driver allows access to already freed memory
CVE-2026-7477 Mali GPU Kernel Driver allows access to already freed memory
CVE-2026-7476 Mali GPU Kernel Driver allows access to already freed memory
CVE-2026-0860 Mali GPU Kernel Driver allows access to sensitive kernel information
CVE-2026-11891 Mali GPU Userspace Driver allows access to already freed memory
CVE-2026-9040 Mali GPU Kernel Driver allows denial of service or disclosure of sensitive information
CVE-2026-9034 Mali GPU Userspace Driver allows access to already freed memory
CVE-2026-12285 Mali GPU Kernel Driver allows access to already freed memory
CVE-2026-12387 Mali GPU Kernel Driver allows access to already freed memory

IV. Related Vulnerabilities

Same product: Valhall GPU Kernel Driver
Same vendor: Arm Ltd
Same weakness: CWE-416

V. Comments for CVE-2026-5729

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