Data Race Vulnerability in Linux Kernel
Summary
GSD-2022-1004779: tcp: Fix a data-race around sysctl_tcp_probe_interval. Affects Kernel versions >= 05cbc0db03e82128f2e7e353d4194dd24a1627fe, < b3798d3519eda9c409bb0815b0102f27ec42468d. No fix is published. How to fix ↓
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Background
The Linux Kernel is a widely used open-source operating system kernel that serves as the foundation for various Linux distributions. It provides essential functionality for managing system resources, facilitating communication between hardware and software components, and implementing security measures. The vulnerability in question pertains to the TCP module of the Linux Kernel.
Vulnerability Detail
The identified vulnerability involves a data race issue related to the sysctl_tcp_probe_interval in the TCP module of the Linux Kernel. A data race occurs when multiple threads or processes access shared data concurrently without proper synchronization, leading to unpredictable behavior and potential security risks. In this case, the data race revolves around the sysctl_tcp_probe_interval variable, which can result in inconsistent or incorrect values being read or written. The impact and attack plausibility of this vulnerability have not been proven yet, but it is crucial to address it to ensure the stability and security of the system.
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. It is advised to apply the fix by updating the Linux Kernel to the recommended version.
Conclusion
The data race vulnerability in the TCP module of the Linux Kernel can potentially lead to unpredictable behavior and security risks. It is crucial to update the Linux Kernel to the recommended version to mitigate this vulnerability. For further support and assistance in vulnerability remediation, please contact DevNack.com.
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FAQ
A data race vulnerability occurs when multiple threads or processes access shared data concurrently without proper synchronization, leading to unpredictable behavior and potential security risks.
The impact of this vulnerability is not yet proven, but it has the potential to cause inconsistent or incorrect values to be read or written, which can affect the stability and security of the system.
To fix this vulnerability, update the Linux Kernel to version v4.19.254 or later, which includes the necessary fix for the data race issue.
No specific workaround has been mentioned for this vulnerability. It is recommended to update the Linux Kernel to the recommended version.
For more details about this vulnerability, refer to the provided references link and the source code repository of the Linux Kernel.
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