Kronosnet Bug Fix Update - ALBA-2021:4897

libknet1 Updated 02 Oct 2025

Summary

01/12/2021

Disclosed on

N/A

Severity

Yes i

Fix available

Unrated

Severity

Not published

CVSS Score

ALBA-2021:4897: kronosnet bug fix update. Affects libknet1 versions < 1.18-4.el8_5. Fixed in 1.18-4.el8_5. 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

Kronosnet (knet) is a network abstraction layer designed for High Availability use cases. It provides a framework for creating and managing network connections between nodes in a cluster. The package includes various plugins for compression and encryption. This vulnerability affects multiple packages related to libknet1 and its plugins in AlmaLinux 8.

Vulnerability Detail

The vulnerability addressed in this update is related to defrag buffer changes in Kronosnet. These changes had the potential to cause instability in the system. The exact origin and trigger conditions of the instability are not specified in the vulnerability details. However, it is important to note that the issue has been fixed in version 1.18-4.el8_5 of the affected packages.

How To Fix

Minimum fixed version

1.18-4.el8_5

This is the first release that contains the fix.

sudo dnf update libknet1

Tip — Not sure which version your app runs? Vulert can match this fix to it. Scan free →

Conclusion

In conclusion, the Kronosnet bug fix update addresses a vulnerability related to defrag buffer changes that could potentially cause instability. It is important to update the affected packages to version 1.18-4.el8_5 or later to mitigate the risk. For further support on vulnerability remediation, you can reach out to DevNack.com.

See every vulnerability recorded for libknet1 →