Fix error unwind in rxe_create_qp() in Kernel
Summary
GSD-2022-1006011: RDMA/rxe: Fix error unwind in rxe_create_qp(). Affects Kernel versions >= 8700e3e7c4857d28ebaa824509934556da0b3e76, < b348e204a53103f51070513a7494da7c62ecbdaa. No fix is published. How to fix ↓
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Background
The Kernel is a fundamental 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 enables the execution of programs. The rxe_create_qp() function is part of the RDMA (Remote Direct Memory Access) subsystem in the Kernel. RDMA allows for high-speed, low-latency data transfers between remote systems. However, a vulnerability has been identified in the rxe_create_qp() function that could potentially be exploited by attackers.
Vulnerability Detail
The vulnerability in rxe_create_qp() was introduced in version v4.8 of the Linux Kernel and fixed in version v5.4.211. The specific commit that addressed this issue is b348e204a53103f51070513a7494da7c62ecbdaa. The vulnerability could lead to security breaches or system instability. It is important to note that the impact and attack plausibility of this vulnerability have not been proven yet.
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. However, applying the recommended fix by updating the Kernel version should address the issue.
Conclusion
In conclusion, the vulnerability in rxe_create_qp() in the Kernel could potentially lead to security breaches or system instability. It is crucial to update the Kernel to the fixed version to mitigate this vulnerability. For further support on vulnerability remediation, please contact DevNack.com.
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FAQ
The Linux Kernel is the core component of the Linux operating system that manages system resources and facilitates communication between software and hardware.
RDMA (Remote Direct Memory Access) is a technology that allows for high-speed, low-latency data transfers between remote systems.
The rxe_create_qp() function is part of the RDMA subsystem in the Linux Kernel and is responsible for creating a queue pair for communication between RDMA devices.
The impact of this vulnerability could include security breaches or system instability, although the exact consequences have not been proven yet.
To fix this vulnerability, it is recommended to update the Linux Kernel to version v5.4.211 or later.
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