Vulnerability in Kernel package: Incorrect assignment of driver_data
Summary
GSD-2022-1003055: firmware: arm_ffa: Remove incorrect assignment of driver_data. Affects Kernel versions >= d0c0bce831223b08e5bade2cefc93c3ddb790796, < 564580d3c11912af353bd2d5ed7ea0768a46d0a4. No fix is published. How to fix ↓
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Background
The Kernel package is a fundamental component of the Linux operating system, responsible for managing the system's core functionality. It provides an interface between the hardware and software layers, allowing applications to communicate with the underlying hardware. The arm_ffa firmware within the Kernel package is specifically designed for ARM-based systems. It facilitates communication between different components of the system, ensuring efficient data transfer and resource allocation. However, a vulnerability has been identified in the arm_ffa firmware, which involves an incorrect assignment of driver_data.
Vulnerability Detail
The vulnerability in the arm_ffa firmware arises from an incorrect assignment of driver_data. This issue was introduced in version v5.14 of the Linux Kernel by commit d0c0bce831223b08e5bade2cefc93c3ddb790796 and affects all subsequent versions until v5.17.14, where it was fixed by commit 564580d3c11912af353bd2d5ed7ea0768a46d0a4. The incorrect assignment of driver_data can lead to unexpected behavior and potential security risks. The exact impact and attack vectors of this vulnerability have not been proven yet, but it is crucial to address it to ensure the integrity and security of the system.
How To Fix
No fixed version is published for this vulnerability.
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Workaround
No workaround has been provided for this vulnerability. It is essential to update the Kernel package to the fixed version to address the issue effectively.
Conclusion
The vulnerability in the Kernel package, specifically in the arm_ffa firmware, involves an incorrect assignment of driver_data. It is crucial to update the Linux Kernel package to version v5.17.14 or later to address this vulnerability and ensure the system's integrity and security. For further support and assistance in vulnerability remediation, please contact DevNack.com.
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FAQ
The Kernel package is a core component of the Linux operating system, responsible for managing the system's core functionality and providing an interface between the hardware and software layers.
The arm_ffa firmware is a specific component within the Kernel package designed for ARM-based systems. It facilitates communication and resource allocation between different components of the system.
The vulnerability was introduced in version v5.14 of the Linux Kernel by commit d0c0bce831223b08e5bade2cefc93c3ddb790796. It involves an incorrect assignment of driver_data in the arm_ffa firmware.
The exact impact and attack vectors of this vulnerability have not been proven yet. However, the incorrect assignment of driver_data can lead to unexpected behavior and potential security risks.
To fix this vulnerability, it is recommended to update the Linux Kernel package to version v5.17.14 or later, which includes the necessary fix introduced by commit 564580d3c11912af353bd2d5ed7ea0768a46d0a4.
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