Mali GPU Kernel Driver allows improper GPU processing operations
CVE-2023-5427

7.8HIGH

Key Information:

Vendor

Arm
Status
Bifrost Gpu Kernel Driver
Valhall Gpu Kernel Driver
Arm 5th Gen Gpu Architecture Kernel Driver
Vendor
CVE Published:
1 December 2023

What is CVE-2023-5427?

A vulnerability exists within the Bifrost, Valhall, and 5th Gen GPU kernel drivers from Arm Ltd that allows a local non-privileged user to conduct improper GPU processing operations. This may lead to unauthorized access and manipulation of already freed memory, creating potential security risks. The flaw affects specific driver versions from r44p0 through r45p0.

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Affected Version(s)

Arm 5th Gen GPU Architecture Kernel Driver r44p0

Bifrost GPU Kernel Driver r44p0

Valhall GPU Kernel Driver r44p0

References

https://developer.arm.com/Arm%20Security%20Center/Mali%20...
http://packetstormsecurity.com/files/176029/ARM-Mali-r44p...

CVSS V3.1

Score:
7.8
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Local
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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