Critical Vulnerability in Linux Package Affecting Debian Versions 11-14

linux Updated 22 Oct 2026

Summary

30/11/-0001
N/A
Yes i
Unrated
Not published

DEBIAN-CVE-2023-54244: ... Affects linux versions < 5.10.191-1. Fixed in 5.10.191-1. How to fix ↓

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Background

The Linux package is a core component of the Debian operating system, providing essential functionalities for system operations, hardware management, and user interactions. It is widely used across various environments, making its security paramount. This vulnerability affects multiple Debian versions, including 11, 12, 13, and 14, highlighting the importance of timely updates and security measures.

Vulnerability Detail

CVE-2023-54244 is a critical vulnerability identified in the Linux package that could potentially allow unauthorized access or exploitation of system resources. The vulnerability originates from a flaw in the kernel that could be leveraged by attackers to escalate privileges or execute arbitrary code. The ramifications of this vulnerability are severe, as it could compromise the integrity and confidentiality of the system, leading to data breaches or system failures.

How To Fix

Minimum fixed version

5.10.191-1

This is the first release that contains the fix.

sudo apt-get install --only-upgrade linux

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Workaround

As a temporary measure, users can limit access to the affected systems and monitor for any unusual activity. Additionally, consider implementing stricter user permissions to mitigate potential exploitation until the package can be updated.

Conclusion

CVE-2023-54244 presents a significant security risk to users of the Linux package across various Debian versions. It is crucial to apply the necessary updates to mitigate this vulnerability and protect system integrity. Users are encouraged to remain vigilant and utilize tools like Vulert for ongoing monitoring of open-source vulnerabilities.

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FAQ

CVE-2023-54244 is a critical vulnerability in the Linux package affecting multiple Debian versions, which could allow unauthorized access or exploitation of system resources.

You can use the Vulert playground at Vulert Scanner to check if your application is affected by this vulnerability without requiring any signup.

The risks include potential unauthorized access, privilege escalation, and execution of arbitrary code, which could lead to data breaches or system failures.

Run 'sudo apt update' followed by 'sudo apt upgrade linux' in your terminal to update to the patched version.

Yes, temporarily limit access to affected systems and monitor for unusual activity while planning to update the package.

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How To Fix

Minimum fixed version

5.10.191-1

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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