Vulnerability in Kernel: net: ieee802154: at86rf230
Summary
GSD-2022-1000450: net: ieee802154: at86rf230: Stop leaking skb's. Affects Kernel versions < 23b2a25382400168427ea278f3d8bf4ecfd333bf. No fix is published. How to fix ↓
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Background
The Kernel is a critical component of the Linux operating system that provides core functionalities and interfaces between hardware and software. It manages system resources, facilitates communication between different processes, and ensures the overall stability and security of the system. The ieee802154 module within the Kernel is responsible for supporting wireless communication protocols, including the at86rf230 driver. This driver enables communication with IEEE 802.15.4 compliant devices, such as wireless sensor networks. However, a vulnerability has been identified in the at86rf230 driver that can lead to the leakage of skb's (socket buffers), potentially exposing sensitive information or allowing for unauthorized access.
Vulnerability Detail
The vulnerability in the at86rf230 driver of the ieee802154 module allows for the unintended leakage of skb's. This can occur due to improper handling of socket buffers, leading to memory leaks and potential information disclosure. An attacker may exploit this vulnerability to gain access to sensitive data or execute arbitrary code within the system. The impact of this vulnerability depends on the context in which the affected system is deployed and the privileges of the attacker. It is important to note that the actual impact and attack plausibility have not been proven yet.
How To Fix
No fixed version is published for this vulnerability.
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Conclusion
The vulnerability in the at86rf230 driver of the ieee802154 module can lead to the leakage of skb's, potentially resulting in information disclosure or unauthorized access. To mitigate this risk, it is crucial to update the Linux Kernel to version v5.15.25 or later. For further support on vulnerability remediation, please contact DevNack.com.
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FAQ
The impact of this vulnerability depends on the context and privileges of the attacker. It could potentially lead to information disclosure or unauthorized access to sensitive data.
You can use the Vulert Playground (https://vulert.com/scanner) to check if your system is affected by this vulnerability. It analyzes your manifest file, such as package-lock.json, and provides real-time alerts for open-source vulnerabilities.
At the moment, there are no known workarounds for this vulnerability. It is recommended to update the Linux Kernel to the latest stable version.
Yes, this vulnerability is fixed in Linux Kernel version v5.15.25 and later. Updating to the latest stable version will address the issue.
You can find more information about this vulnerability in the GSD-2022-1000450.json file available in the GSD database (https://github.com/cloudsecurityalliance/gsd-database).
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