Critical Vulnerability in Linux Package Across Debian Versions - CVE-2025-71266

linux Updated 22 Oct 2026

Summary

30/11/-0001
N/A
No i
Unrated
Not published

DEBIAN-CVE-2025-71266: ... Affects linux versions 5.10.103-1 – 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 Devnack Mobile apps built by Devnack Design, build and launch iOS and Android apps with a senior product team. From idea to store release Start a project

Background

The Linux package is a core component of the Debian operating system, providing essential functionalities for system operations and hardware management. It is widely used across various Debian versions, including Debian 11, 12, 13, and 14. This package is crucial for system stability and performance, making it a prime target for vulnerabilities that could impact a wide range of users and applications.

Vulnerability Detail

CVE-2025-71266 is a critical vulnerability affecting the Linux package across multiple Debian versions. The vulnerability originates from an unspecified flaw in the Linux kernel that could allow an attacker to exploit the system, potentially leading to unauthorized access or denial of service. The ramifications of this vulnerability are severe, as it could compromise the integrity and security of systems running affected versions of Debian, making it imperative for users to address this issue promptly.

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

Currently, no specific workarounds have been provided for this vulnerability. Users are advised to monitor their systems and apply the necessary updates as soon as they are available.

Conclusion

CVE-2025-71266 represents a critical vulnerability in the Linux package across multiple Debian versions. Users are urged to update their systems to the patched version to mitigate risks. Monitoring tools like Vulert can assist in identifying vulnerabilities in real-time, ensuring that users remain informed and secure.

See every vulnerability recorded for linux →

Share this vulnerability

FAQ

CVE-2025-71266 is a critical vulnerability in the Linux package affecting multiple Debian versions, which could allow unauthorized access to the system.

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

While no specific workarounds are available, it is crucial to monitor your system for any unusual activity and apply updates as soon as possible.

The vulnerability affects Debian versions 11, 12, 13, and 14, with a specific patch available for Debian 14.

Failure to address this vulnerability could lead to unauthorized access, data breaches, or system instability, posing significant risks to users and organizations.

Related vulnerabilities

Recent vulnerabilities recorded for linux.

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