Home / mailings [slackware-security] mozilla-firefox (SSA:2026-168-03)
Posted on 18 June 2026
Slackware Security[slackware-security] mozilla-firefox (SSA:2026-168-03)
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-140.12.0esr-i686-1_slack15.0.txz: Upgraded.
This update contains security fixes and improvements.
For more information, see:
https://www.mozilla.org/en-US/firefox/140.12.0/releasenotes/
https://www.mozilla.org/security/advisories/mfsa2026-58
https://www.cve.org/CVERecord?id=CVE-2026-12289
https://www.cve.org/CVERecord?id=CVE-2026-12290
https://www.cve.org/CVERecord?id=CVE-2026-12291
https://www.cve.org/CVERecord?id=CVE-2026-12292
https://www.cve.org/CVERecord?id=CVE-2026-12294
https://www.cve.org/CVERecord?id=CVE-2026-12295
https://www.cve.org/CVERecord?id=CVE-2026-12298
https://www.cve.org/CVERecord?id=CVE-2026-12296
https://www.cve.org/CVERecord?id=CVE-2026-12297
https://www.cve.org/CVERecord?id=CVE-2026-12299
https://www.cve.org/CVERecord?id=CVE-2026-12329
https://www.cve.org/CVERecord?id=CVE-2026-12302
https://www.cve.org/CVERecord?id=CVE-2026-12304
https://www.cve.org/CVERecord?id=CVE-2026-12305
https://www.cve.org/CVERecord?id=CVE-2026-12306
https://www.cve.org/CVERecord?id=CVE-2026-12307
https://www.cve.org/CVERecord?id=CVE-2026-12308
https://www.cve.org/CVERecord?id=CVE-2026-12309
https://www.cve.org/CVERecord?id=CVE-2026-12310
https://www.cve.org/CVERecord?id=CVE-2026-12311
https://www.cve.org/CVERecord?id=CVE-2026-12312
https://www.cve.org/CVERecord?id=CVE-2026-12313
https://www.cve.org/CVERecord?id=CVE-2026-12314
https://www.cve.org/CVERecord?id=CVE-2026-12315
https://www.cve.org/CVERecord?id=CVE-2026-12330
https://www.cve.org/CVERecord?id=CVE-2026-12324
https://www.cve.org/CVERecord?id=CVE-2026-12325
https://www.cve.org/CVERecord?id=CVE-2026-12327
https://www.cve.org/CVERecord?id=CVE-2026-12328
(* 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-140.12.0esr-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-140.12.0esr-x86_64-1_slack15.0.txz
Updated package for Slackware -current:
ftp://ftp.slackware.com/pub/slackware/slackware-current/slackware/xap/mozilla-firefox-140.12.0esr-i686-1.txz
Updated package for Slackware x86_64 -current:
ftp://ftp.slackware.com/pub/slackware/slackware64-current/slackware64/xap/mozilla-firefox-140.12.0esr-x86_64-1.txz
MD5 signatures:
+-------------+
Slackware 15.0 package:
9a7c2ffc7fc6598e51c0a8400d5a5a30 mozilla-firefox-140.12.0esr-i686-1_slack15.0.txz
Slackware x86_64 15.0 package:
1cb4d49e48dbde82e77cd1da31192592 mozilla-firefox-140.12.0esr-x86_64-1_slack15.0.txz
Slackware -current package:
558c5c9a66ecc55ebdda6fe76cd67630 xap/mozilla-firefox-140.12.0esr-i686-1.txz
Slackware x86_64 -current package:
faa12d5490361f40a0d44aedd9bf199a xap/mozilla-firefox-140.12.0esr-x86_64-1.txz
Installation instructions:
+------------------------+
Upgrade the package as root:
# upgradepkg mozilla-firefox-140.12.0esr-i686-1_slack15.0.txz
+-----+
Slackware Linux Security Team
http://slackware.com/gpg-key
security@slackware.com
