Security Update for Thunderbird

thunderbird Updated 02 Oct 2025

Summary

20/03/2023
N/A
Yes i
Unrated
Not published

DLA-3365-1: thunderbird - security update. Affects thunderbird versions < 1:102.9.0-1~deb10u1. Fixed in 1:102.9.0-1~deb10u1. How to fix ↓

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Background

Thunderbird is an open-source email client developed by Mozilla. It provides various features for managing emails, contacts, and calendars. Thunderbird is widely used by individuals and organizations for its robustness and flexibility. However, multiple security vulnerabilities have been discovered in Thunderbird, which could potentially lead to denial of service, arbitrary code execution, or spoofing.

Vulnerability Detail

The identified vulnerabilities in Thunderbird pose significant risks to the security and integrity of the software. They include:

  1. CVE-2023-25751: [Brief description of the vulnerability]
  2. CVE-2023-25752: [Brief description of the vulnerability]
  3. CVE-2023-28162: [Brief description of the vulnerability]
  4. CVE-2023-28164: [Brief description of the vulnerability]
  5. CVE-2023-28176: [Brief description of the vulnerability]

These vulnerabilities could potentially allow attackers to exploit Thunderbird's functionality and compromise the confidentiality, availability, and integrity of user data. It is crucial to address these vulnerabilities promptly to mitigate the associated risks.

How To Fix

Minimum fixed version

1:102.9.0-1~deb10u1

This is the first release that contains the fix.

sudo apt-get install --only-upgrade thunderbird

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Conclusion

In conclusion, Thunderbird is affected by multiple security vulnerabilities that can have severe consequences for the security and functionality of the software. To mitigate these risks, it is crucial to update Thunderbird to version 1:102.9.0-1~deb10u1 or later. Following the provided steps in the 'how_to_fix' section will help ensure that your Thunderbird installation is secure. For further assistance or support in addressing this vulnerability, please contact DevNack.com.

See every vulnerability recorded for thunderbird →

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FAQ

A: The vulnerabilities in Thunderbird can lead to various security risks, including denial of service attacks, execution of arbitrary code, and spoofing. Attackers may exploit these vulnerabilities to gain unauthorized access to sensitive information or disrupt the functionality of Thunderbird.

A: The vulnerabilities impact Thunderbird versions prior to 1:102.9.0-1~deb10u1 on Debian 10 buster. It is recommended to update to the latest version to mitigate the risks.

A: Yes, you can manually install the security update by following the provided steps in the 'how_to_fix' section. However, it is recommended to use the package manager or official update channels to ensure a smooth and reliable update process.

A: Currently, there are no known workarounds for these vulnerabilities. It is essential to update Thunderbird to the latest version to address the identified security issues.

A: You can refer to the Thunderbird security tracker page at [https://security-tracker.debian.org/tracker/thunderbird] for detailed information about the security status of Thunderbird.

Related vulnerabilities

Recent vulnerabilities recorded for thunderbird.

How To Fix

Minimum fixed version

1:102.9.0-1~deb10u1

This is the first release that contains the fix.

sudo apt-get install --only-upgrade thunderbird

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

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