Critical Security Update for Chromium: Addressing Multiple Vulnerabilities

chromium Updated 02 Oct 2025

Summary

11/06/2025
N/A
Yes i
Unrated
Not published

DSA-5942-1: chromium - security update. Affects chromium versions < 137.0.7151.103-1~deb12u1. Fixed in 137.0.7151.103-1~deb12u1. How to fix ↓

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Background

Chromium is an open-source web browser project that serves as the foundation for Google Chrome and several other browsers. It is designed to provide a fast, secure, and stable browsing experience. The project is known for its robust performance and extensive support for modern web standards. However, like any software, Chromium is susceptible to vulnerabilities that can compromise user security and privacy.

Vulnerability Detail

The vulnerabilities identified as CVE-2025-5958 and CVE-2025-5959 in Chromium stem from flaws in the browser's handling of certain web content. These vulnerabilities can potentially allow attackers to execute arbitrary code, leading to unauthorized access to sensitive information or system compromise. The issues arise from improper input validation and memory management, which can be exploited through specially crafted web pages. Users are at risk of data breaches and other malicious activities if they do not update their browsers promptly.

How To Fix

Minimum fixed version

137.0.7151.103-1~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 avoid visiting untrusted websites or clicking on suspicious links until the update is applied. Additionally, using a different web browser that is not affected by these vulnerabilities may provide a short-term solution.

Conclusion

The vulnerabilities CVE-2025-5958 and CVE-2025-5959 pose significant risks to users of Chromium. It is crucial to update to the latest patched version to protect against potential exploits. Users are encouraged to remain vigilant and utilize tools like Vulert to monitor their applications for vulnerabilities.

See every vulnerability recorded for chromium →

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FAQ

These are identifiers for specific vulnerabilities found in Chromium that could allow attackers to execute arbitrary code.

You can use Vulert's playground at Vulert Scanner to check if your application is affected by these vulnerabilities without needing to sign up.

Avoid visiting untrusted websites and consider using an alternative browser until you can apply the update.

It is advisable to check for updates regularly, ideally every few weeks, to ensure you have the latest security patches.

Vulert monitors open-source vulnerabilities in your software using just a manifest file like package-lock.json, providing real-time alerts without requiring code access.

Related vulnerabilities

Recent vulnerabilities recorded for chromium.

How To Fix

Minimum fixed version

137.0.7151.103-1~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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