Vulnerability in Kernel package: scsi: lpfc: Fix resource leak in lpfc_sli4_send_seq_to_ulp()
Summary
GSD-2022-1003620: scsi: lpfc: Fix resource leak in lpfc_sli4_send_seq_to_ulp(). Affects Kernel versions < fa1b509d41c5433672f72c0615cf4aefa0611c99. No fix is published. How to fix ↓
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Background
The Kernel package is a critical component of the Linux operating system, responsible for managing the system's core functionality. It provides an interface between the hardware and software layers, allowing applications to communicate with the underlying hardware. The scsi: lpfc module within the Kernel package handles SCSI (Small Computer System Interface) commands for Fibre Channel devices. This module is used for storage area networking and is crucial for data transfer between servers and storage devices. However, a vulnerability has been identified in the lpfc_sli4_send_seq_to_ulp() function of the lpfc module, which can lead to a resource leak.
Vulnerability Detail
The vulnerability in the lpfc_sli4_send_seq_to_ulp() function of the scsi: lpfc module can result in a resource leak. This can occur when the function fails to release allocated resources properly, leading to a gradual depletion of system resources over time. An attacker could potentially exploit this vulnerability to exhaust system resources, causing a denial-of-service (DoS) condition. The impact of this vulnerability may vary depending on the system's workload and available resources. It is important to note that the attack plausibility and actual impact have not been proven yet.
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 Kernel package to the fixed version.
Conclusion
The vulnerability in the scsi: lpfc module of the Kernel package can lead to a resource leak, potentially resulting in a denial-of-service (DoS) condition. It is crucial to update the Kernel package to version v5.10.121 or later to mitigate this vulnerability. For further support on vulnerability remediation, please contact DevNack.com.
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FAQ
The Kernel package is a critical component of the Linux operating system, responsible for managing the system's core functionality.
The scsi: lpfc module is a part of the Kernel package and handles SCSI commands for Fibre Channel devices, facilitating data transfer between servers and storage devices.
The impact of this vulnerability can vary depending on the system's workload and available resources. It could potentially lead to a gradual depletion of system resources, resulting in a denial-of-service (DoS) condition.
To fix this vulnerability, it is recommended to update the Linux Kernel package to version v5.10.121 or later, which includes the necessary fix for the lpfc_sli4_send_seq_to_ulp() function.
No specific workaround has been mentioned for this vulnerability. Updating the Kernel package to the fixed version is the recommended approach.
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