net: encx24j600: check error in devm_regmap_init_encx24j600
Summary
GSD-2021-1001809: net: encx24j600: check error in devm_regmap_init_encx24j600. Affects Kernel versions >= 04fbfce7a222327b97ca165294ef19f0faa45960, < 5e5494e6fc8a29c927e0478bec4a078a40da8901. No fix is published. How to fix ↓
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Background
The net: encx24j600 package is a network driver for the Microchip ENCx24J600 Ethernet controller. It provides support for communicating with the ENCx24J600 chip, which is commonly used in embedded systems. The driver allows the Linux kernel to interact with the chip and enable network connectivity. However, a vulnerability has been discovered in the package that could potentially lead to security issues.
Vulnerability Detail
The vulnerability in the net: encx24j600 package arises from a failure to properly check for errors in the devm_regmap_init_encx24j600 function. This function is responsible for initializing the register map for the ENCx24J600 chip. By not adequately verifying the success of this initialization process, an attacker could exploit the vulnerability to manipulate the chip's registers and potentially execute arbitrary code or cause a denial-of-service (DoS) condition. The impact and attack plausibility of this vulnerability have not been proven yet.
How To Fix
No fixed version is published for this vulnerability.
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Workaround
There is no specific workaround mentioned for this vulnerability. It is advised to apply the recommended fix by updating the Linux Kernel to the latest version.
Conclusion
The net: encx24j600 package has a vulnerability that could potentially allow an attacker to execute arbitrary code or cause a denial-of-service (DoS) condition. To mitigate this vulnerability, it is crucial to update the Linux Kernel to version v4.19.213 or later. For further support on vulnerability remediation, please contact DevNack.com.
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FAQ
The net: encx24j600 package is a network driver for the Microchip ENCx24J600 Ethernet controller, commonly used in embedded systems.
The impact of this vulnerability is not yet proven, but it could potentially allow an attacker to execute arbitrary code or cause a denial-of-service (DoS) condition.
To fix this vulnerability, update the Linux Kernel to version v4.19.213 or later.
There is no specific workaround mentioned for this vulnerability. It is recommended to update the Linux Kernel to the latest version.
For more details about this vulnerability, refer to the provided references link.
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