Critical Vulnerability in Linux Package Affecting Multiple Debian Versions
Summary
DEBIAN-CVE-2026-46077: ... Affects linux versions 5.10.103-1 – 7.1~rc5-1~exp1. No fix is published. 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 and hardware management. It is widely used across various Debian distributions, including Bullseye, Bookworm, Trixie, and Forky. This package is crucial for system stability and performance, making its security paramount.
Vulnerability Detail
CVE-2026-46077 is a critical vulnerability identified in the Linux package that affects multiple versions of Debian. The vulnerability originates from improper handling of certain system calls, which could allow an attacker to execute arbitrary code with elevated privileges. This could lead to unauthorized access to sensitive information or complete system compromise. The vulnerability is present in all versions of the Linux package prior to the fixed versions specified for Trixie (6.12.86-1) and Forky (7.0.4-1).
How To Fix
No fixed version is published for this vulnerability.
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Workaround
As a temporary workaround, users can restrict access to the affected system or disable certain functionalities that utilize the vulnerable system calls until the package can be updated. However, this is not a permanent solution and should be followed by an update as soon as possible.
Conclusion
CVE-2026-46077 poses a significant risk to users of the Linux package across multiple Debian versions. It is crucial to update to the patched versions to mitigate potential security threats. Users are encouraged to monitor their systems for vulnerabilities using tools like Vulert.
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FAQ
CVE-2026-46077 is a critical vulnerability in the Linux package affecting multiple Debian distributions, allowing potential unauthorized access and code execution.
The vulnerability affects Debian 11 (Bullseye), Debian 12 (Bookworm), Debian 13 (Trixie), and Debian 14 (Forky).
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 needing to sign up.
If you cannot update immediately, consider restricting access to the affected system or disabling functionalities that rely on the vulnerable system calls as a temporary measure.
You can update the Linux package by running the command: sudo apt-get update && sudo apt-get upgrade linux in your terminal.
References
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