Vulnerability in RDMA/cma package: Do not change route.addr.src_addr.ss_family

Kernel Updated 02 Oct 2025

Summary

19/10/2021

Disclosed on

N/A

Severity

No i

Fix available

Unrated

Severity

Not published

CVSS Score

GSD-2021-1001729: RDMA/cma: Do not change route.addr.src_addr.ss_family. Affects Kernel versions >= 732d41c545bb359cbb8c94698bdc1f8bcf82279c, < d9ba5565c7f81337e4fa2f02f7fe2f33c0b0a7e6. No fix is published. How to fix ↓

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Background

The RDMA/cma package is a component of the Linux Kernel that provides support for Remote Direct Memory Access (RDMA) and Connection Manager (CM) functionality. RDMA allows for high-speed data transfers between remote systems, while CM manages the establishment and maintenance of RDMA connections. This vulnerability affects the RDMA/cma package in the Linux Kernel.

Vulnerability Detail

The vulnerability in the RDMA/cma package involves the improper handling of route.addr.src_addr.ss_family. By changing this value, an attacker could potentially exploit the system and execute arbitrary code or cause a denial-of-service (DoS) condition. The impact and attack plausibility of this vulnerability have not been proven yet. The vulnerability was introduced in version v5.10 of the Linux Kernel and has been fixed in version v5.14.10.

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 vulnerability in the RDMA/cma package of the Linux Kernel could potentially allow for the execution of arbitrary code or a denial-of-service (DoS) condition. It is crucial to update to version v5.14.10 or later to mitigate this vulnerability. For further support on vulnerability remediation, please contact DevNack.com.

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