Kernel: Fix kernel pointer leak in scsi: advansys
Summary
GSD-2021-1002241: scsi: advansys: Fix kernel pointer leak. Affects Kernel versions < 5612287991debe310c914600599bd59511ababfb. No fix is published. How to fix ↓
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Background
The Kernel is a critical component of the Linux operating system that provides core functionality and interfaces with hardware devices. It manages system resources, facilitates communication between software and hardware, and ensures the stability and security of the system. The scsi: advansys driver is responsible for supporting AdvanSys SCSI host adapters. These adapters enable communication between the system and SCSI devices such as hard drives, tape drives, and optical drives.
Vulnerability Detail
The scsi: advansys driver in the Kernel had a kernel pointer leak vulnerability. This vulnerability could allow an attacker to obtain sensitive information from kernel memory, potentially leading to privilege escalation or other malicious activities. The vulnerability was fixed in Linux Kernel version v4.14.256 by commit 5612287991debe310c914600599bd59511ababfb.
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.
Conclusion
The scsi: advansys driver in the Kernel had a kernel pointer leak vulnerability, which could allow an attacker to obtain sensitive information from kernel memory. It is crucial to update the Linux Kernel to version v4.14.256 or later to mitigate this vulnerability. For further support on vulnerability remediation, please contact DevNack.com.
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FAQ
This vulnerability could allow an attacker to obtain sensitive information from kernel memory, potentially leading to privilege escalation or other malicious activities.
There is no known exploit for this vulnerability at the moment.
The vulnerability is present in versions of the Kernel prior to v4.14.256.
This vulnerability was discovered through code analysis and testing by security researchers.
The recommended mitigation is to update the Kernel to the fixed version.
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