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Slackware 15.0: mozilla-firefox Critical Security Fix 2025-315-01

slackware
Calendar Grey November 11, 2025
Dist Slackware Esm H88
New mozilla-firefox packages are released for Slackware 15.0 to address critical security issues and enhance stability.
New mozilla-firefox packages are available for Slackware 15.0 and -current to fix security issues

Summary

Here are the details from the Slackware 15.0 ChangeLog: patches/packages/mozilla-firefox-140.5.0esr-i686-1_slack15.0.txz: Upgraded. This update contains security fixes and improvements. For more information, see: https://www.firefox.com/en-US/firefox/140.5.0/releasenotes/?redirect_source=mozilla-org https://www.mozilla.org/en-US/security/advisories/mfsa2025-88/ https://www.cve.org/CVERecord?id=CVE-2025-13012 https://www.cve.org/CVERecord?id=CVE-2025-13016 https://www.cve.org/CVERecord?id=CVE-2025-13017 https://www.cve.org/CVERecord?id=CVE-2025-13018 https://www.cve.org/CVERecord?id=CVE-2025-13019 https://www.cve.org/CVERecord?id=CVE-2025-13013 https://www.cve.org/CVERecord?id=CVE-2025-13020 https://www.cve.org/CVERecord?id=CVE-2025-13014 https://www.cve.org/CVERecord?id=CVE-2025-13015 (* Security fix *)

Topics%20covered

Topics Covered

security advisory security issue critical software update slackware firefox

Where Find New Packages

Thanks to the friendly folks at the OSU Open Source Lab (http://osuosl.org) for donating FTP and rsync hosting to the Slackware project! :-)
Also see the "Get Slack" section on http://www.slackware.com/ for additional mirror sites near you.
Updated package for Slackware 15.0: ftp://ftp.slackware.com/pub/slackware/slackware-15.0/patches/packages/mozilla-firefox-140.5.0esr-i686-1_slack15.0.txz
Updated package for Slackware x86_64 15.0: ftp://ftp.slackware.com/pub/slackware/slackware64-15.0/patches/packages/mozilla-firefox-140.5.0esr-x86_64-1_slack15.0.txz
Updated package for Slackware -current: ftp://ftp.slackware.com/pub/slackware/slackware-current/slackware/xap/mozilla-firefox-140.5.0esr-i686-1.txz
Updated package for Slackware x86_64 -current: ftp://ftp.slackware.com/pub/slackware/slackware64-current/slackware64/xap/mozilla-firefox-140.5.0esr-x86_64-1.txz

MD5 Signatures

Slackware 15.0 package: 62fcf737bc19c10483f2c3dc87b540f6 mozilla-firefox-140.5.0esr-i686-1_slack15.0.txz
Slackware x86_64 15.0 package: 7b01e6858cc2e570c74201a253d3e340 mozilla-firefox-140.5.0esr-x86_64-1_slack15.0.txz
Slackware -current package: c56b63f10fdf84fe5b507398dc166644 xap/mozilla-firefox-140.5.0esr-i686-1.txz
Slackware x86_64 -current package: 4290b3965e4d2b1f29e3240a38a66ffb xap/mozilla-firefox-140.5.0esr-x86_64-1.txz

Severity
critical
Lowest
Low
Medium
High
Critical

Topics%20covered

Topics Covered

security advisory security issue critical software update slackware firefox

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Installation Instructions

Installation instructions: Upgrade the package as root: # upgradepkg mozilla-firefox-140.5.0esr-i686-1_slack15.0.txz

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