Vulnerability in Kernel: arm64: Do not forget syscall when starting a new thread
Summary
GSD-2022-1005904: arm64: Do not forget syscall when starting a new thread. Affects Kernel versions < 913f1732377c22e7001b886a638d7b295782acd6. No fix is published. How to fix ↓
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Background
The Kernel is a critical component of the Linux operating system that acts as a bridge between hardware and software. It provides essential services and functions to enable the proper functioning of the system. The arm64 architecture is specifically designed for 64-bit ARM processors. When starting a new thread, it is crucial to ensure that the necessary system calls are properly executed to maintain the integrity and security of the system.
Vulnerability Detail
The identified vulnerability in the arm64 architecture of the Kernel involves a potential oversight when starting a new thread. It is possible that the necessary system call may be omitted, leading to unexpected behavior or security issues. While the exact impact and plausibility of an attack are yet to be proven, it is essential to address this vulnerability to mitigate any potential risks.
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. It is advised to follow the recommended fix and update the Kernel to the latest version.
Conclusion
In conclusion, the vulnerability in the Kernel's arm64 architecture involves the potential omission of a necessary system call when starting a new thread. While the exact impact and attack plausibility are yet to be proven, it is crucial to update the Kernel to the latest version to mitigate any potential risks. For further support on vulnerability remediation, please contact DevNack.com.
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FAQ
The Kernel is a critical component of the Linux operating system that acts as a bridge between hardware and software. It provides essential services and functions to enable the proper functioning of the system.
The arm64 architecture is specifically designed for 64-bit ARM processors. It offers improved performance and efficiency for devices that utilize ARM-based processors.
A system call is a mechanism provided by the operating system that allows user-level programs to request services from the Kernel. It enables interaction between user-space and kernel-space.
The potential risks of this vulnerability include unexpected behavior or security issues due to the omission of the necessary system call when starting a new thread. The exact impact and plausibility of an attack are yet to be proven.
To fix this vulnerability, it is recommended to update the Linux Kernel to version v5.10.137 or later. The fix for this issue can be found in commit 913f1732377c22e7001b886a638d7b295782acd6.
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