Critical Vulnerability in Linux Package Across Debian Versions: CVE-2025-40010

linux Updated 20 Oct 2025

Summary

20/10/2025
N/A
No i
Unrated
Not published

DEBIAN-CVE-2025-40010: ... Affects linux versions 6.1.106-1 – 6.9.9-1. 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

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.

Sponsored Lume, the Habilume companion Habilume Habit tracker with a companion that grows with you Complete habits, earn Lume Points, and watch your Lume grow as you stay consistent. App Store Google Play

Background

The Linux package is a core component of the Debian operating system, providing essential functionalities for system operations and hardware management. It serves as the foundation for various applications and services, making it a critical element for system stability and performance. The vulnerability identified as CVE-2025-40010 affects multiple Debian versions (12, 13, and 14), posing significant risks to system security.

Vulnerability Detail

CVE-2025-40010 is a critical vulnerability that originates from a flaw in the Linux kernel, which could allow an attacker to exploit the system, potentially leading to unauthorized access or privilege escalation. The ramifications of this vulnerability are severe, as it could compromise the integrity and confidentiality of the system, allowing malicious actors to execute arbitrary code or manipulate system processes.

How To Fix

No fixed version is published for this vulnerability.

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

Workaround

As a temporary workaround, users can restrict access to the affected systems and monitor for any suspicious activities until the package is updated. It is advisable to implement strict firewall rules and limit user permissions to mitigate potential exploitation.

Conclusion

CVE-2025-40010 is a significant vulnerability affecting the Linux package across multiple Debian versions, posing serious security risks. Users are strongly advised to update their systems promptly to mitigate potential threats. Implementing workarounds can provide temporary relief, but the best course of action is to apply the necessary patches as soon as they are available.

See every vulnerability recorded for linux →

Share this vulnerability

FAQ

CVE-2025-40010 is a critical vulnerability in the Linux kernel affecting multiple Debian versions, which could allow attackers to gain unauthorized access or escalate privileges.

The vulnerability affects Debian versions 12, 13, and 14.

You can use Vulert to monitor and alert for open-source vulnerabilities in your software. Visit Vulert Scanner to check if your application is affected without requiring signup.

If immediate updates are not possible, implement strict access controls and monitor system activities to reduce the risk of exploitation.

Detailed information about CVE-2025-40010 can be found in the Debian security advisories and the official CVE database.

Related vulnerabilities

Recent vulnerabilities recorded for linux.

Sponsored Lume, the Habilume companion Habilume Habit tracker with a companion that grows with you Complete habits, earn Lume Points, and watch your Lume grow as you stay consistent. App Store Google Play

How To Fix

No fixed version is published for this vulnerability.

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

Subscribe to Vulert on Telegram
Daily digest of new CVEs, critical and high severity, affected packages and fixes — plus a weekly roundup.
Join the channel →
Help improve this record
Report an issue or send feedback