Fix indefinitely sleeping task in poll_schedule_timeout() in Kernel
Summary
GSD-2022-1000145: select: Fix indefinitely sleeping task in poll_schedule_timeout(). Affects Kernel versions < 16895e4eac364487a1f1060004a4f3b6c571be27. No fix is published. How to fix ↓
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Background
The Kernel is a crucial component of the Linux operating system, responsible for managing system resources and facilitating communication between hardware and software. It provides essential functionalities such as process management, memory management, and device drivers. The vulnerability in question affects the Kernel and specifically relates to the function poll_schedule_timeout().
Vulnerability Detail
The vulnerability arises from an issue in the poll_schedule_timeout() function, which can result in a task sleeping indefinitely. This can lead to a denial-of-service scenario, where the affected task fails to wake up, causing system instability or unresponsiveness. The impact and attack plausibility of this vulnerability have not been proven yet. It is important to note that this vulnerability has been fixed in Linux Kernel version v5.4.175 by commit 16895e4eac364487a1f1060004a4f3b6c571be27.
How To Fix
No fixed version is published for this vulnerability.
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Workaround
No specific workaround has been mentioned for this vulnerability.
Conclusion
In conclusion, the vulnerability in the Kernel's poll_schedule_timeout() function can result in a task sleeping indefinitely, potentially leading to a denial-of-service scenario. It is crucial to update the Linux Kernel to version v5.4.175 or later to mitigate this vulnerability. For further support on vulnerability remediation, please contact DevNack.com.
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FAQ
The impact of this vulnerability can potentially lead to a denial-of-service scenario, causing system instability or unresponsiveness.
No, the impact and attack plausibility of this vulnerability have not been proven yet.
This vulnerability has been fixed in Linux Kernel version v5.4.175 by commit 16895e4eac364487a1f1060004a4f3b6c571be27.
More details about this vulnerability can be found in the source database: https://github.com/cloudsecurityalliance/gsd-database/blob/main/2022/1000xxx/GSD-2022-1000145.json
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