[El-errata] ELSA-2026-21378 Important: Oracle Linux 9 firefox security update

[Errata Announcements for Oracle Linux]

Oracle Linux Security Advisory ELSA-2026-21378

http://linux.oracle.com/errata/ELSA-2026-21378.html

The following updated rpms for Oracle Linux 9 have been uploaded to the Unbreakable Linux Network:

x86_64:
firefox-140.12.0-1.0.1.el9_8.x86_64.rpm
firefox-x11-140.12.0-1.0.1.el9_8.x86_64.rpm

aarch64:
firefox-140.12.0-1.0.1.el9_8.aarch64.rpm
firefox-x11-140.12.0-1.0.1.el9_8.aarch64.rpm


SRPMS:
http://oss.oracle.com/ol9/SRPMS-updates/firefox-140.12.0-1.0.1.el9_8.src.rpm

Related CVEs:

CVE-2026-8388
CVE-2026-8391
CVE-2026-8401
CVE-2026-8946
CVE-2026-8947
CVE-2026-8950
CVE-2026-8953
CVE-2026-8954
CVE-2026-8955
CVE-2026-8956
CVE-2026-8957
CVE-2026-8958
CVE-2026-8961
CVE-2026-8962
CVE-2026-8968
CVE-2026-8970
CVE-2026-8974
CVE-2026-8975




Description of changes:

[140.12.0-1.0.1]
- Fix firefox-oracle-default-prefs.js for new nss [Orabug: 37079773]
- Add firefox-oracle-default-prefs.js and remove the corresponding Red Hat file

[140.12.0]
- Add debranding patches (Mustafa Gezen)
- Add OpenELA default preferences (Louis Abel)

[140.12.0-1]
- Update to 140.12.0 ESR

[140.11.0-1]
- Update to 140.11.0 ESR

[140.10.2-1]
- Update to 140.10.2 ESR

[140.10.1-1]
- Update to 140.10.1 ESR