Uninitialized Use Vulnerability in bonding Package

Kernel Updated 02 Oct 2025

Summary

29/06/2021

Disclosed on

N/A

Severity

No i

Fix available

Unrated

Severity

Not published

CVSS Score

GSD-2021-1000828: bonding: init notify_work earlier to avoid uninitialized use. Affects Kernel versions < 818298d54aa0d7b3baf5635c94ff3b39b48d037f. 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 bonding package is a part of the Linux Kernel ecosystem and is responsible for providing network bonding functionality. Network bonding allows multiple network interfaces to function as a single logical interface, providing fault tolerance and increased bandwidth. The bonding package is widely used in Linux-based systems to improve network reliability and performance.

Vulnerability Detail

The vulnerability in the bonding package involves uninitialized use of the notify_work structure. This issue occurs when the notify_work structure is not properly initialized before being used, leading to potential security vulnerabilities. An attacker could exploit this vulnerability to execute arbitrary code or cause a denial of service. The impact and attack plausibility of this vulnerability have not been proven yet.

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 v4.4.273 or later. This fix can be obtained by applying commit 818298d54aa0d7b3baf5635c94ff3b39b48d037f from the official Linux Kernel repository. Updating to the latest version will ensure that the notify_work structure is initialized correctly, mitigating the uninitialized use vulnerability.

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

Workaround

There is no specific workaround mentioned for this vulnerability.

Conclusion

The uninitialized use vulnerability in the bonding package can be fixed by updating the Linux Kernel to version v4.4.273 or later. It is recommended to apply commit 818298d54aa0d7b3baf5635c94ff3b39b48d037f from the official Linux Kernel repository. For further support on vulnerability remediation, you can contact DevNack.com.

See every vulnerability recorded for Kernel →