Critical Vulnerability in Linux Package Affecting Debian Versions 12, 13, and 14

linux Updated 22 Oct 2026

Summary

06/05/2026
N/A
Yes i
Unrated
Not published

DEBIAN-CVE-2025-71288: ... Affects linux versions < 6.1.170-1. Fixed in 6.1.170-1. How to fix ↓

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Background

The Linux package is a core component of the Debian operating system, providing essential functionalities for managing system resources and hardware interactions. It is widely used across various applications and environments, making its security paramount. This vulnerability, identified as CVE-2025-71288, poses a significant risk to systems running affected versions of the Linux package.

Vulnerability Detail

CVE-2025-71288 is a critical vulnerability that allows unauthorized access to system resources, potentially leading to privilege escalation. This issue originates from improper handling of certain system calls, which can be exploited by attackers to gain elevated privileges. The ramifications of this vulnerability include unauthorized access to sensitive data and the ability to execute arbitrary code, making it a serious threat to system integrity and security.

How To Fix

Minimum fixed version

6.1.170-1

This is the first release that contains the fix.

sudo apt-get install --only-upgrade linux

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Workaround

As a temporary workaround, users can restrict access to the affected system calls or limit user permissions until the package is updated. However, this is not a permanent solution and should only be used until the patch is applied.

Conclusion

CVE-2025-71288 represents a critical security vulnerability in the Linux package for Debian systems, necessitating immediate attention. Users are urged to update their systems to the latest patched versions to mitigate risks. Utilizing tools like Vulert can help monitor for such vulnerabilities effectively.

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FAQ

CVE-2025-71288 is a critical vulnerability in the Linux package affecting Debian systems, allowing unauthorized access and potential privilege escalation.

Debian versions 12, 13, and 14 are affected by this vulnerability.

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 any signup.

If you cannot update immediately, consider implementing temporary workarounds such as restricting access to affected system calls.

This vulnerability is considered critical as it can lead to unauthorized access and privilege escalation, posing significant risks to system security.

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How To Fix

Minimum fixed version

6.1.170-1

This is the first release that contains the fix.

sudo apt-get install --only-upgrade linux

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

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