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CVE-2023-5091— Mali GPU Kernel Driver allows improper GPU processing operations

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公司的一个 Valhall GPU 内核驱动程序。 ARM Valhall GPU Kernel Driver r37p0 到 r40p0版本存在安全漏洞，该漏洞源于内核驱动程序中的存在释放后重用，允许本地非特权用户进行不正确的 GPU 处理操作，以获取对已释放内存的访问权限。

AI Predicted 7.8 Difficulty: Hard EPSS 0.15% · P5
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I. Basic Information for CVE-2023-5091

Vulnerability Information
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Vulnerability Title
Mali GPU Kernel Driver allows improper GPU processing operations
Source: CVE Program / CVE List V5
Vulnerability Description
Use After Free vulnerability in Arm Ltd Valhall GPU Kernel Driver allows a local non-privileged user to make improper GPU processing operations to gain access to already freed memory. This issue affects Valhall GPU Kernel Driver: from r37p0 through r40p0.
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 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
ARM Valhall GPU Kernel Driver是英国ARM公司的一个 Valhall GPU 内核驱动程序。 ARM Valhall GPU Kernel Driver r37p0 到 r40p0版本存在安全漏洞，该漏洞源于内核驱动程序中的存在释放后重用，允许本地非特权用户进行不正确的 GPU 处理操作，以获取对已释放内存的访问权限。
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 r37p0 ~ r40p0 -

II. Public POCs for CVE-2023-5091

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III. Intelligence Information for CVE-2023-5091

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Vendor Advisories for CVE-2023-5091 (1)

IV. Related Vulnerabilities

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

V. Comments for CVE-2023-5091

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