Slackware Linux has announced important security updates for both Mozilla Firefox and Mozilla Thunderbird. These updates, identified as SSA:2025-203-01 for Firefox and SSA:2025-203-02 for Thunderbird, address critical security vulnerabilities and improve the overall performance of the applications.

Mozilla Firefox Update (SSA:2025-203-01)

The updated package for Mozilla Firefox is version 140.1.0esr, available for both Slackware 15.0 and the -current release. The update resolves multiple security issues, and users are encouraged to read the release notes and security advisories to understand the specifics of the vulnerabilities that have been patched. The details can be found at:
- [Firefox Release Notes](https://www.mozilla.org/en-US/firefox/140.1.0/releasenotes/)
- [Mozilla Security Advisories](https://www.mozilla.org/security/advisories/mfsa2025-59/)

Users can download the updated packages from the following links:
- For Slackware 15.0 (i686): [Download](ftp://ftp.slackware.com/pub/slackware/slackware-15.0/patches/packages/mozilla-firefox-140.1.0esr-i686-1_slack15.0.txz)
- For Slackware 15.0 (x86_64): [Download](ftp://ftp.slackware.com/pub/slackware/slackware64-15.0/patches/packages/mozilla-firefox-140.1.0esr-x86_64-1_slack15.0.txz)
- For Slackware -current (i686): [Download](ftp://ftp.slackware.com/pub/slackware/slackware-current/slackware/xap/mozilla-firefox-140.1.0esr-i686-1.txz)
- For Slackware -current (x86_64): [Download](ftp://ftp.slackware.com/pub/slackware/slackware64-current/slackware64/xap/mozilla-firefox-140.1.0esr-x86_64-1.txz)

Mozilla Thunderbird Update (SSA:2025-203-02)

Similarly, the Mozilla Thunderbird update has also been released, with the new version being 140.1.0esr. This update includes security fixes and enhancements. Users can find more information through the following links:
- [Thunderbird Release Notes](https://www.mozilla.org/en-US/thunderbird/140.1.0esr/releasenotes/)
- [Mozilla Security Advisories](https://www.mozilla.org/en-US/security/advisories/mfsa2025-63/)

The updated Thunderbird packages can be accessed at:
- For Slackware 15.0 (i686): [Download](ftp://ftp.slackware.com/pub/slackware/slackware-15.0/patches/packages/mozilla-thunderbird-140.1.0esr-i686-1_slack15.0.txz)
- For Slackware 15.0 (x86_64): [Download](ftp://ftp.slackware.com/pub/slackware/slackware64-15.0/patches/packages/mozilla-thunderbird-140.1.0esr-x86_64-1_slack15.0.txz)
- For Slackware -current (i686): [Download](ftp://ftp.slackware.com/pub/slackware/slackware-current/slackware/xap/mozilla-thunderbird-140.1.0esr-i686-1.txz)
- For Slackware -current (x86_64): [Download](ftp://ftp.slackware.com/pub/slackware/slackware64-current/slackware64/xap/mozilla-thunderbird-140.1.0esr-x86_64-1.txz)

Installation Instructions

To upgrade these packages, users should execute the following command in their terminal (as root):

bash

upgradepkg mozilla-firefox-140.1.0esr-i686-1_slack15.0.txz

upgradepkg mozilla-thunderbird-140.1.0esr-i686-1_slack15.0.txz

These updates are crucial for maintaining the security and functionality of Slackware systems, and users are urged to install them promptly. For additional information and to access the latest releases, users can refer to the Slackware official website and other mirrors listed there.

Conclusion

By staying updated with the latest versions of Firefox and Thunderbird, Slackware users can enhance their system's security against potential vulnerabilities. Regular updates are a key aspect of maintaining a secure and efficient computing environment

Firefox and Thunderbird updates for Slackware

Slackware Linux has received security updates for Mozilla Firefox and Mozilla Thunderbird:

mozilla-firefox (SSA:2025-203-01)
mozilla-thunderbird (SSA:2025-203-02)

Firefox and Thunderbird updates for Slackware @ Linux Compatible