Critical Security Update for Chromium: DSA-5955-1

chromium Updated 02 Oct 2025

Summary

02/07/2025
N/A
Yes i
Unrated
Not published

DSA-5955-1: chromium - security update. Affects chromium versions < 138.0.7204.92-1~deb12u1. Fixed in 138.0.7204.92-1~deb12u1. How to fix ↓

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Background

Chromium is an open-source web browser project that aims to build a safer, faster, and more stable way for all users to experience the web. It serves as the foundation for various browsers, including Google Chrome. This particular vulnerability affects the Debian 12 version of Chromium, which is widely used in various applications and systems. The security flaw could potentially expose users to various risks, including data breaches and unauthorized access.

Vulnerability Detail

The vulnerability identified in DSA-5955-1 pertains to a security flaw in the Chromium package. This issue arises from improper handling of certain inputs, which could allow an attacker to execute arbitrary code or cause a denial of service. The ramifications of this vulnerability are significant, as it could lead to unauthorized access to sensitive data or compromise the integrity of the user's system. It is crucial for users to address this vulnerability promptly to mitigate potential risks.

How To Fix

Minimum fixed version

138.0.7204.92-1~deb12u1

This is the first release that contains the fix.

sudo apt-get install --only-upgrade chromium

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Workaround

As a temporary measure, users can limit their exposure by avoiding untrusted websites and disabling any unnecessary browser extensions until the update is applied. However, this is not a permanent solution and updating the package is strongly recommended.

Conclusion

The DSA-5955-1 vulnerability in Chromium poses significant risks to users, making it imperative to apply the necessary updates promptly. By following the outlined steps, users can secure their systems against potential threats.

See every vulnerability recorded for chromium →

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FAQ

The vulnerability involves improper input handling, which can lead to arbitrary code execution or denial of service.

You can use the Vulert playground at Vulert Scanner to check if your application is affected by this vulnerability.

Not updating could expose your system to data breaches, unauthorized access, and other security threats.

Yes, Vulert can monitor and alert you in real-time for open-source vulnerabilities using just a manifest file like package-lock.json.

Limit your exposure by avoiding untrusted websites and disabling unnecessary extensions until you can apply the update.

Related vulnerabilities

Recent vulnerabilities recorded for chromium.

How To Fix

Minimum fixed version

138.0.7204.92-1~deb12u1

This is the first release that contains the fix.

sudo apt-get install --only-upgrade chromium

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

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