Home / mailings [slackware-security] mozilla-firefox (SSA:2026-083-01)
Posted on 25 March 2026
Slackware Security[slackware-security] mozilla-firefox (SSA:2026-083-01)
New mozilla-firefox packages are available for Slackware 15.0 and -current to
fix security issues.
Here are the details from the Slackware 15.0 ChangeLog:
+--------------------------+
patches/packages/mozilla-firefox-140.9.0esr-i686-1_slack15.0.txz: Upgraded.
This update contains security fixes and improvements.
For more information, see:
https://www.mozilla.org/en-US/firefox/140.9.0/releasenotes/
https://www.mozilla.org/security/advisories/mfsa2026-22/
https://www.cve.org/CVERecord?id=CVE-2026-4684
https://www.cve.org/CVERecord?id=CVE-2026-4685
https://www.cve.org/CVERecord?id=CVE-2026-4686
https://www.cve.org/CVERecord?id=CVE-2026-4687
https://www.cve.org/CVERecord?id=CVE-2026-4688
https://www.cve.org/CVERecord?id=CVE-2026-4689
https://www.cve.org/CVERecord?id=CVE-2026-4690
https://www.cve.org/CVERecord?id=CVE-2026-4691
https://www.cve.org/CVERecord?id=CVE-2026-4692
https://www.cve.org/CVERecord?id=CVE-2026-4693
https://www.cve.org/CVERecord?id=CVE-2026-4694
https://www.cve.org/CVERecord?id=CVE-2026-4695
https://www.cve.org/CVERecord?id=CVE-2026-4696
https://www.cve.org/CVERecord?id=CVE-2026-4697
https://www.cve.org/CVERecord?id=CVE-2026-4698
https://www.cve.org/CVERecord?id=CVE-2026-4699
https://www.cve.org/CVERecord?id=CVE-2026-4700
https://www.cve.org/CVERecord?id=CVE-2026-4701
https://www.cve.org/CVERecord?id=CVE-2026-4702
https://www.cve.org/CVERecord?id=CVE-2026-4704
https://www.cve.org/CVERecord?id=CVE-2026-4705
https://www.cve.org/CVERecord?id=CVE-2026-4706
https://www.cve.org/CVERecord?id=CVE-2026-4707
https://www.cve.org/CVERecord?id=CVE-2026-4708
https://www.cve.org/CVERecord?id=CVE-2026-4709
https://www.cve.org/CVERecord?id=CVE-2026-4710
https://www.cve.org/CVERecord?id=CVE-2026-4711
https://www.cve.org/CVERecord?id=CVE-2026-4712
https://www.cve.org/CVERecord?id=CVE-2026-4713
https://www.cve.org/CVERecord?id=CVE-2026-4714
https://www.cve.org/CVERecord?id=CVE-2026-4715
https://www.cve.org/CVERecord?id=CVE-2026-4716
https://www.cve.org/CVERecord?id=CVE-2026-4717
https://www.cve.org/CVERecord?id=CVE-2025-59375
https://www.cve.org/CVERecord?id=CVE-2026-4718
https://www.cve.org/CVERecord?id=CVE-2026-4719
https://www.cve.org/CVERecord?id=CVE-2026-4720
https://www.cve.org/CVERecord?id=CVE-2026-4721
(* Security fix *)
+--------------------------+
Where to find the 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://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-140.9.0esr-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-140.9.0esr-x86_64-1_slack15.0.txz
Updated package for Slackware -current:
ftp://ftp.slackware.com/pub/slackware/slackware-current/slackware/xap/mozilla-firefox-140.9.0esr-i686-1.txz
Updated package for Slackware x86_64 -current:
ftp://ftp.slackware.com/pub/slackware/slackware64-current/slackware64/xap/mozilla-firefox-140.9.0esr-x86_64-1.txz
MD5 signatures:
+-------------+
Slackware 15.0 package:
905f7dce76ed32699ffe8db1a59e3a28 mozilla-firefox-140.9.0esr-i686-1_slack15.0.txz
Slackware x86_64 15.0 package:
03d4a0983639d0c1a71f85df1ba291cd mozilla-firefox-140.9.0esr-x86_64-1_slack15.0.txz
Slackware -current package:
103bb16e97949828383601420824edff xap/mozilla-firefox-140.9.0esr-i686-1.txz
Slackware x86_64 -current package:
db28ccae94dd8d24c8559d90c6c8b3c6 xap/mozilla-firefox-140.9.0esr-x86_64-1.txz
Installation instructions:
+------------------------+
Upgrade the package as root:
# upgradepkg mozilla-firefox-140.9.0esr-i686-1_slack15.0.txz
+-----+
Slackware Linux Security Team
http://slackware.com/gpg-key
security@slackware.com
