Vulnerability in Kernel: drivers: ethernet: cpsw
Summary
GSD-2022-1001818: drivers: ethernet: cpsw: fix panic when interrupt coaleceing is set via ethtool. Affects Kernel versions >= d43c65b05b848e0b2db1a6c78b02c189da3a95b5, < 585dc196a08fccdcd1b7fcf473cf566b34c4b840. No fix is published. How to fix ↓
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Background
The Kernel is a crucial component of the Linux operating system, responsible for managing system resources and facilitating communication between hardware and software. The drivers: ethernet: cpsw module is specifically designed to handle Ethernet communication for certain devices. It provides the necessary functionality for network connectivity. However, a vulnerability has been discovered in this module that can lead to a system panic when interrupt coalescing is set via ethtool.
Vulnerability Detail
The vulnerability arises from a flaw in the drivers: ethernet: cpsw module, specifically when interrupt coalescing is configured using ethtool. This flaw can trigger a panic in the system, causing it to crash. An attacker could potentially exploit this vulnerability to disrupt network communication or execute a denial-of-service attack. The vulnerability was introduced in version v5.15 of the Linux Kernel and has been fixed in version v5.15.33.
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. The recommended approach is to update the Linux Kernel to the fixed version.
Conclusion
The vulnerability in the Kernel's drivers: ethernet: cpsw module can lead to system crashes and potential disruption of network communication. It is crucial to update the Linux Kernel to version v5.15.33 or later to address this vulnerability. For further support and assistance in vulnerability remediation, please contact DevNack.com.
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FAQ
The vulnerability can lead to a system panic, causing the system to crash. This can result in disruption of network communication and potential denial-of-service attacks.
You can use the Vulert Playground at Vulert Scanner to check if your system is affected by this vulnerability. Simply upload your package-lock.json file and Vulert will analyze it for any open-source vulnerabilities, including this one.
There is no known exploit for this vulnerability at the moment. However, it is important to apply the fix as soon as possible to prevent any potential exploitation.
The vulnerability specifically affects the drivers: ethernet: cpsw module in the Linux Kernel. There are no other known dependencies or packages directly impacted by this vulnerability.
The recommended approach to mitigate this vulnerability is to update the Linux Kernel to the fixed version. There are no known alternative mitigations or workarounds mentioned for this specific vulnerability.
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