Vulnerability in Kernel package: scsi: qla2xxx
Summary
GSD-2021-1000181: scsi: qla2xxx: Fix crash in qla2xxx_mqueuecommand(). Affects Kernel versions >= dea6ee7173039d489977c9ed92e3749154615db4, < 77509a238547863040a42d57c72403f7d4c89a8f. No fix is published. How to fix ↓
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Background
The Kernel package is a fundamental component of the Linux operating system, responsible for managing the system's core functionality. It includes various subsystems, such as scsi, which handles communication with SCSI devices. One of the modules within the scsi subsystem is qla2xxx, which provides support for QLogic Fibre Channel Host Bus Adapters (HBAs). These HBAs enable connectivity between servers and storage devices. However, a vulnerability has been discovered in the qla2xxx module that can lead to a system crash.
Vulnerability Detail
The vulnerability, identified as GSD-2021-1000181, resides in the qla2xxx_mqueuecommand() function within the qla2xxx module. When certain conditions are met, this function can trigger a crash, potentially leading to a denial-of-service (DoS) situation. The impact and attack plausibility of this vulnerability have not been proven yet. It is important to note that this vulnerability affects Linux Kernel versions v5.4.4 to v5.4.118.
How To Fix
No fixed version is published for this vulnerability.
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Workaround
As there is a specific fix available, no workaround has been provided for this vulnerability.
Conclusion
In conclusion, a vulnerability has been identified in the Kernel package's qla2xxx module, which can lead to a system crash. It is crucial to update the Linux Kernel to version v5.4.118 or later, as this includes the necessary fix. For further support on vulnerability remediation, please contact DevNack.com.
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FAQ
The impact of this vulnerability is a potential system crash, leading to a denial-of-service (DoS) situation.
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At the time of this report, there is no known exploit for this vulnerability. However, it is always recommended to apply security patches promptly to mitigate potential risks.
The specific conditions required to trigger this vulnerability have not been disclosed. However, it is advisable to update the Kernel to the fixed version to prevent any potential exploitation.
The remote exploitability of this vulnerability has not been determined yet. It is essential to apply the recommended fix to ensure system security.
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