Vulnerability in Kernel: scsi: hisi_sas: Free irq vectors in order for v3 HW
Summary
GSD-2022-1002003: scsi: hisi_sas: Free irq vectors in order for v3 HW. Affects Kernel versions < 224903cc60d045576393c3b16907742f23e6c740. No fix is published. How to fix ↓
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Background
The Kernel is a critical component of the Linux operating system that manages communication between hardware and software. It provides essential functionality and services to enable the proper functioning of the system. The hisi_sas driver is responsible for handling SCSI operations on HiSilicon SAS controllers. These controllers are used in various storage devices. The vulnerability in the hisi_sas driver allows for the improper freeing of IRQ vectors in the v3 hardware, potentially leading to security issues.
Vulnerability Detail
The vulnerability in the hisi_sas driver arises from the incorrect handling of IRQ vectors in the v3 hardware. When freeing these vectors, the driver does not properly release the associated resources, which can result in memory leaks or other security vulnerabilities. An attacker may be able to exploit this vulnerability to gain unauthorized access, execute arbitrary code, or cause a denial-of-service condition. It is important to note that the impact and attack plausibility of this vulnerability have not been proven.
How To Fix
No fixed version is published for this vulnerability.
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Conclusion
The vulnerability in the hisi_sas driver of the Kernel can lead to security issues due to the improper freeing of IRQ vectors in the v3 hardware. It is crucial to update the Kernel to version v5.10.111 or a later one that includes the fix to mitigate any potential risks. For further support on vulnerability remediation, please contact DevNack.com.
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FAQ
The impact of this vulnerability could range from memory leaks to potential unauthorized access, arbitrary code execution, or denial-of-service attacks.
At the time of this report, there is no known exploit for this vulnerability. However, it is important to apply the fix as soon as possible to mitigate any potential risks.
No, only versions prior to v5.10.111 are affected. Users should update to this version or a later one that includes the fix.
The exact attack vector and exploitability of this vulnerability have not been proven. However, it is always recommended to apply security patches and updates to mitigate potential risks.
No specific workaround has been provided for this vulnerability. Users should update their Kernel to the fixed version.
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