Vulnerability in Kernel package: scsi: libfc: Fix array index out of bound exception

Kernel Updated 02 Oct 2025

Summary

03/08/2021

Disclosed on

N/A

Severity

No i

Fix available

Unrated

Severity

Not published

CVSS Score

GSD-2021-1001254: scsi: libfc: Fix array index out of bound exception. Affects Kernel versions < a4a54c54af2516caa9c145015844543cfc84316a. No fix is published. How to fix ↓

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Background

The Kernel package is a crucial component of the Linux operating system. It provides the core functionality and acts as an interface between the hardware and software layers. The scsi (Small Computer System Interface) subsystem within the Kernel package handles communication with SCSI devices. The libfc (Fibre Channel Library) module is responsible for managing Fibre Channel operations. However, a vulnerability has been identified in the libfc module that can lead to an array index out of bound exception.

Vulnerability Detail

The vulnerability in the libfc module arises from an array index out of bound exception. This occurs when the module attempts to access an element outside the bounds of an array. An attacker could potentially exploit this vulnerability to execute arbitrary code, cause a denial of service, or gain elevated privileges. The impact and attack plausibility of this vulnerability have not been proven yet. The vulnerability has been fixed in Linux Kernel version v5.10.53 by commit a4a54c54af2516caa9c145015844543cfc84316a.

How To Fix

No fixed version is published for this vulnerability.

To fix this vulnerability, it is recommended to update the Kernel package to version v5.10.53 or later. This can be done by applying the commit a4a54c54af2516caa9c145015844543cfc84316a from the official Linux Kernel repository. The update should be applied to all affected systems to ensure the vulnerability is mitigated.

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Workaround

No specific workaround has been mentioned for this vulnerability.

Conclusion

The vulnerability in the scsi: libfc module of the Kernel package can lead to an array index out of bound exception. It is recommended to update the Kernel package to version v5.10.53 or later to mitigate this vulnerability. For further support on vulnerability remediation, please contact DevNack.com.

See every vulnerability recorded for Kernel →