[El-errata] ELSA-2026-50387 Important: Oracle Linux 9 Unbreakable Enterprise kernel security update

[Errata Announcements for Oracle Linux]

Oracle Linux Security Advisory ELSA-2026-50387

http://linux.oracle.com/errata/ELSA-2026-50387.html

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

x86_64:
bpftool-5.15.0-322.203.3.3.el9uek.x86_64.rpm
kernel-uek-5.15.0-322.203.3.3.el9uek.x86_64.rpm
kernel-uek-core-5.15.0-322.203.3.3.el9uek.x86_64.rpm
kernel-uek-debug-5.15.0-322.203.3.3.el9uek.x86_64.rpm
kernel-uek-debug-core-5.15.0-322.203.3.3.el9uek.x86_64.rpm
kernel-uek-debug-devel-5.15.0-322.203.3.3.el9uek.x86_64.rpm
kernel-uek-debug-modules-5.15.0-322.203.3.3.el9uek.x86_64.rpm
kernel-uek-debug-modules-extra-5.15.0-322.203.3.3.el9uek.x86_64.rpm
kernel-uek-devel-5.15.0-322.203.3.3.el9uek.x86_64.rpm
kernel-uek-doc-5.15.0-322.203.3.3.el9uek.noarch.rpm
kernel-uek-modules-5.15.0-322.203.3.3.el9uek.x86_64.rpm
kernel-uek-modules-extra-5.15.0-322.203.3.3.el9uek.x86_64.rpm
kernel-uek-container-5.15.0-322.203.3.3.el9uek.x86_64.rpm
kernel-uek-container-debug-5.15.0-322.203.3.3.el9uek.x86_64.rpm



SRPMS:
http://oss.oracle.com/ol9/SRPMS-updates/kernel-uek-5.15.0-322.203.3.3.el9uek.src.rpm

Related CVEs:

CVE-2026-43499




Description of changes:

[5.15.0-322.203.3.3]
- locking/rtmutex: Skip remove_waiter() when waiter is not enqueued (Davidlohr Bueso)  [Orabug: 39706512]
- rtmutex: Use waiter::task instead of current in remove_waiter() (Keenan Dong)  [Orabug: 39706512]  {CVE-2026-43499}