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-2022-1000863: CDC-NCM: avoid overflow in sanity checking. Affects Kernel versions < 69560efa001397ebb8dc1c3e6a3ce00302bb9f7f. No fix is published. How to fix ↓

Free scan

Check if this vulnerability affects your application

Upload a manifest or SBOM and we'll show whether you're affected, plus every other risky package in the same scan.

Check my app free

No signup required · Results in about 60 seconds

Upload your dependency manifest or SBOM

Drag & drop your file here or Browse

Java Javascript PHP Python Go Rust Ruby Dart C/C++ Elixir CycloneDX SPDX

Upload a supported dependency manifest or SBOM. No installation or source-code access required.

See supported files and SBOM formats

SBOM sbom.json · bom.json · bom.xml · *.spdx.json · *.cdx.json · *.cdx.xml

Java pom.xml · gradle.lockfile · buildscript-gradle.lockfile

Javascript package-lock.json · yarn.lock · pnpm-lock.yaml

PHP composer.lock

Python poetry.lock · requirements.txt · Pipfile.lock

Go go.mod

Rust Cargo.lock

Ruby Gemfile.lock

Dart pubspec.lock

C/C++ conan.lock

Elixir mix.lock

Enter your work email to receive your report link.

Verify your email to view the full report and start 30 days of continuous monitoring. No credit card required.

Background

The CDC-NCM package is a component of the Linux Kernel, which is responsible for managing network control messages. It provides functionality for handling and processing network control messages in the kernel. This vulnerability affects the CDC-NCM package in the Linux Kernel.

Vulnerability Detail

The vulnerability in CDC-NCM involves an overflow in sanity checking. This can potentially lead to security issues, although the actual impact and attack plausibility have not been proven. The vulnerability has been fixed in Linux Kernel version v5.10.103 by commit 69560efa001397ebb8dc1c3e6a3ce00302bb9f7f.

How To Fix

No fixed version is published for this vulnerability.

To fix this vulnerability, it is recommended to update the Linux Kernel to version v5.10.103 or later. This can be done by pulling the latest changes from the official Linux Kernel repository and rebuilding the kernel. Alternatively, you can use package managers or update mechanisms provided by your Linux distribution to install the updated kernel version.

Tip — Not sure whether your app is affected? Vulert can check the versions your app actually runs. Scan free →

Conclusion

In conclusion, the CDC-NCM package in the Linux Kernel is vulnerable to an overflow in sanity checking. It is recommended to update the Linux Kernel to version v5.10.103 or later to fix this vulnerability. For further support on vulnerability remediation, you can reach out to DevNack.com.

See every vulnerability recorded for Kernel →