Fix compaction sysfs file leak in Kernel
Summary
GSD-2022-1002711: drivers/base/node.c: fix compaction sysfs file leak. Affects Kernel versions >= ed4a6d7f0676db50b5023cc01f6cda82a2f2a307, < 6905be93d1ab54f73718047536fec0ca488d5315. No fix is published. How to fix ↓
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Background
The Kernel is a crucial component of the Linux operating system that acts as a bridge between the hardware and software layers. It provides essential functionalities, such as device drivers, memory management, and process scheduling. The vulnerability in the Kernel's 'drivers/base/node.c' file allows for a compaction sysfs file leak, which can potentially lead to security breaches and system instability.
Vulnerability Detail
The vulnerability originates from a flaw in the 'drivers/base/node.c' file of the Kernel. It was introduced in version v2.6.35 by commit ed4a6d7f0676db50b5023cc01f6cda82a2f2a307 and fixed in version v5.18.3 by commit 6905be93d1ab54f73718047536fec0ca488d5315. The vulnerability involves a sysfs file leak related to compaction, which can be exploited by attackers to gain unauthorized access or disrupt system operations. The impact and attack plausibility of this vulnerability are yet to be proven.
How To Fix
No fixed version is published for this vulnerability.
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Workaround
No specific workaround has been provided for this vulnerability.
Conclusion
The vulnerability in the Kernel's 'drivers/base/node.c' file, which leads to a compaction sysfs file leak, can have serious security implications. It is crucial to update the Linux Kernel to version v5.18.3 or later to mitigate this vulnerability. For more information and assistance, you can reach out to DevNack.com.
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FAQ
The impact of this vulnerability is yet to be proven. However, it has the potential to lead to security breaches and system instability.
You can use Vulert's playground (https://vulert.com/scanner) to check if your system is affected by this vulnerability. Vulert uses a manifest file like package-lock.json to monitor and alert in real-time for open-source vulnerabilities in the software.
There are no known exploits for this vulnerability at the moment.
For more details about this vulnerability, you can refer to the source: https://github.com/cloudsecurityalliance/gsd-database/blob/main/2022/1002xxx/GSD-2022-1002711.json
For further support on vulnerability remediation, you can contact info@devnack.com.
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