Overflow in sanity checking in CDC-NCM

Kernel Updated 02 Oct 2025

Summary

18/03/2022

Disclosed on

N/A

Severity

No i

Fix available

Unrated

Severity

Not published

CVSS Score

GSD-2022-1000816: CDC-NCM: avoid overflow in sanity checking. Affects Kernel versions < 49909c9f8458cacb5b241106cba65aba5a6d8f4c. No fix is published. How to fix ↓

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Background

The CDC-NCM package is a component of the Linux Kernel ecosystem. It provides functionality related to network control and monitoring. The package is responsible for ensuring the sanity of certain operations within the kernel. However, a vulnerability has been discovered in the sanity checking mechanism, which can lead to an overflow issue.

Vulnerability Detail

The vulnerability in CDC-NCM arises from a lack of proper bounds checking during sanity checks. This can result in an overflow, potentially leading to memory corruption or other security issues. An attacker may be able to exploit this vulnerability to execute arbitrary code or gain elevated privileges. The impact and attack plausibility of this vulnerability have not yet been proven.

How To Fix

No fixed version is published for this vulnerability.

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Workaround

No workaround has been provided for this vulnerability.

Conclusion

In conclusion, the CDC-NCM package in the Linux Kernel is vulnerable to an overflow issue in its sanity checking mechanism. This vulnerability can potentially lead to memory corruption or other security issues. It is recommended to update the kernel to version v5.15.26 or later to address this vulnerability. For further support on vulnerability remediation, please contact DevNack.com.

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