Use-after-free vulnerability in nvme-rdma

Kernel Updated 02 Oct 2025

Summary

27/02/2022

Disclosed on

N/A

Severity

No i

Fix available

Unrated

Severity

Not published

CVSS Score

GSD-2022-1000396: nvme-rdma: fix possible use-after-free in transport error_recovery work. Affects Kernel versions < 324f5bdc52ecb6a6dadb31a62823ef8c709d1439. No fix is published. How to fix ↓

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Background

The nvme-rdma package is a component of the Linux Kernel that provides support for NVMe over RDMA (Remote Direct Memory Access) transport. RDMA allows for high-speed data transfer between remote systems without involving the CPU. The nvme-rdma package enables NVMe storage devices to be accessed over RDMA, providing efficient and low-latency storage access.

Vulnerability Detail

This vulnerability in nvme-rdma is a use-after-free issue that occurs during transport error recovery work. A use-after-free vulnerability arises when a program continues to use a memory object after it has been freed, leading to potential memory corruption or execution of arbitrary code. In this case, the vulnerability can be triggered during the error recovery process of the transport layer, potentially allowing an attacker to exploit the system and gain unauthorized access or perform other malicious activities. 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.

Conclusion

The use-after-free vulnerability in nvme-rdma has been addressed in Linux Kernel version v5.10.102. It is crucial to update the Linux Kernel to the fixed version or later to mitigate the risk of exploitation. For further support on vulnerability remediation, please contact DevNack.com.

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