net: dsa: fix a crash if ->get_sset_count() fails

Kernel Updated 02 Oct 2025

Summary

04/06/2021

Disclosed on

N/A

Severity

No i

Fix available

Unrated

Severity

Not published

CVSS Score

GSD-2021-1000654: net: dsa: fix a crash if ->get_sset_count() fails. Affects Kernel versions >= badf3ada60ab8f76f9488dc8f5c0c57f70682f5a, < 0f2cb08c57edefb0e7b5045e0e3e9980a3d3aa37. No fix is published. How to fix ↓

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Background

The vulnerability affects the Kernel package in the Linux ecosystem. The Kernel is the core component of the operating system that manages system resources and provides an interface for software to interact with the hardware. The specific vulnerability in the Kernel package relates to the DSA (Distributed Switch Architecture) module. DSA is a framework in the Kernel for managing Ethernet switches. The vulnerability can lead to a crash if the get_sset_count() function fails.

Vulnerability Detail

The vulnerability arises when the get_sset_count() function fails within the DSA module. This can result in a crash, impacting the stability and availability of the system. The vulnerability was introduced in version v4.7 of the Linux Kernel and is fixed in version v4.19.193. The exact impact and attack plausibility of the vulnerability have not been proven.

How To Fix

No fixed version is published for this vulnerability.

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Workaround

No specific workaround has been mentioned for this vulnerability.

Conclusion

The vulnerability in the Kernel package related to the DSA module can result in a crash if the get_sset_count() function fails. It is recommended to update the Linux Kernel package to version v4.19.193 or later to mitigate this vulnerability. For further support on vulnerability remediation, please contact DevNack.com.

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