Premature Hardware Access After PCI Error in scsi: qla2xxx

Kernel Updated 02 Oct 2025

Summary

24/04/2022

Disclosed on

N/A

Severity

No i

Fix available

Unrated

Severity

Not published

CVSS Score

GSD-2022-1001767: scsi: qla2xxx: Fix premature hw access after PCI error. Affects Kernel versions < 5ef6319f9882699613d5182fbd7929b017e8c5ab. No fix is published. How to fix ↓

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Background

The scsi: qla2xxx package is a SCSI driver for QLogic Fibre Channel Host Bus Adapters (HBAs) in the Linux Kernel. It provides support for QLogic HBAs, allowing communication between the operating system and Fibre Channel storage devices. The package is an integral part of the Linux Kernel and is widely used in enterprise environments.

Vulnerability Detail

The vulnerability in scsi: qla2xxx involves premature hardware access after a PCI error. When a PCI error occurs, the driver should handle it properly and avoid accessing the hardware prematurely. However, due to a flaw in the code, the driver may continue to access the hardware before the error is fully handled. This can lead to various issues, including data corruption, system instability, and potential security vulnerabilities. The impact and attack plausibility of this vulnerability have not been proven yet.

How To Fix

No fixed version is published for this vulnerability.

To fix this vulnerability, it is recommended to update the Linux Kernel to version v5.15.33 or later. The fix for this issue was implemented in commit 5ef6319f9882699613d5182fbd7929b017e8c5ab of the Linux Kernel. Updating the Kernel to the latest version ensures that the flawed code is replaced with the patched version, eliminating the 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 scsi: qla2xxx package in the Linux Kernel is vulnerable to premature hardware access after a PCI error. This vulnerability can lead to data corruption, system instability, and potential security risks. To mitigate this issue, it is crucial to update the Linux Kernel to version v5.15.33 or later. For further support and assistance in vulnerability remediation, please contact DevNack.com.

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