[El-errata] ELSA-2025-20558 Important: Oracle Linux 9 Unbreakable Enterprise kernel security update

[Errata Announcements for Oracle Linux]

Oracle Linux Security Advisory ELSA-2025-20558

http://linux.oracle.com/errata/ELSA-2025-20558.html

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

x86_64:
kernel-uek-6.12.0-103.40.4.2.el9uek.x86_64.rpm
kernel-uek-core-6.12.0-103.40.4.2.el9uek.x86_64.rpm
kernel-uek-debug-6.12.0-103.40.4.2.el9uek.x86_64.rpm
kernel-uek-debug-core-6.12.0-103.40.4.2.el9uek.x86_64.rpm
kernel-uek-debug-devel-6.12.0-103.40.4.2.el9uek.x86_64.rpm
kernel-uek-debug-modules-6.12.0-103.40.4.2.el9uek.x86_64.rpm
kernel-uek-debug-modules-core-6.12.0-103.40.4.2.el9uek.x86_64.rpm
kernel-uek-debug-modules-deprecated-6.12.0-103.40.4.2.el9uek.x86_64.rpm
kernel-uek-debug-modules-desktop-6.12.0-103.40.4.2.el9uek.x86_64.rpm
kernel-uek-debug-modules-extra-6.12.0-103.40.4.2.el9uek.x86_64.rpm
kernel-uek-debug-modules-extra-netfilter-6.12.0-103.40.4.2.el9uek.x86_64.rpm
kernel-uek-debug-modules-usb-6.12.0-103.40.4.2.el9uek.x86_64.rpm
kernel-uek-debug-modules-wireless-6.12.0-103.40.4.2.el9uek.x86_64.rpm
kernel-uek-devel-6.12.0-103.40.4.2.el9uek.x86_64.rpm
kernel-uek-doc-6.12.0-103.40.4.2.el9uek.noarch.rpm
kernel-uek-modules-6.12.0-103.40.4.2.el9uek.x86_64.rpm
kernel-uek-modules-core-6.12.0-103.40.4.2.el9uek.x86_64.rpm
kernel-uek-modules-deprecated-6.12.0-103.40.4.2.el9uek.x86_64.rpm
kernel-uek-modules-desktop-6.12.0-103.40.4.2.el9uek.x86_64.rpm
kernel-uek-modules-extra-6.12.0-103.40.4.2.el9uek.x86_64.rpm
kernel-uek-modules-extra-netfilter-6.12.0-103.40.4.2.el9uek.x86_64.rpm
kernel-uek-modules-usb-6.12.0-103.40.4.2.el9uek.x86_64.rpm
kernel-uek-modules-wireless-6.12.0-103.40.4.2.el9uek.x86_64.rpm
kernel-uek-tools-6.12.0-103.40.4.2.el9uek.x86_64.rpm

aarch64:
kernel-uek-6.12.0-103.40.4.2.el9uek.aarch64.rpm
kernel-uek-core-6.12.0-103.40.4.2.el9uek.aarch64.rpm
kernel-uek-debug-6.12.0-103.40.4.2.el9uek.aarch64.rpm
kernel-uek-debug-core-6.12.0-103.40.4.2.el9uek.aarch64.rpm
kernel-uek-debug-devel-6.12.0-103.40.4.2.el9uek.aarch64.rpm
kernel-uek-debug-modules-6.12.0-103.40.4.2.el9uek.aarch64.rpm
kernel-uek-debug-modules-core-6.12.0-103.40.4.2.el9uek.aarch64.rpm
kernel-uek-debug-modules-deprecated-6.12.0-103.40.4.2.el9uek.aarch64.rpm
kernel-uek-debug-modules-desktop-6.12.0-103.40.4.2.el9uek.aarch64.rpm
kernel-uek-debug-modules-extra-6.12.0-103.40.4.2.el9uek.aarch64.rpm
kernel-uek-debug-modules-extra-netfilter-6.12.0-103.40.4.2.el9uek.aarch64.rpm
kernel-uek-debug-modules-usb-6.12.0-103.40.4.2.el9uek.aarch64.rpm
kernel-uek-debug-modules-wireless-6.12.0-103.40.4.2.el9uek.aarch64.rpm
kernel-uek-devel-6.12.0-103.40.4.2.el9uek.aarch64.rpm
kernel-uek-modules-6.12.0-103.40.4.2.el9uek.aarch64.rpm
kernel-uek-modules-extra-6.12.0-103.40.4.2.el9uek.aarch64.rpm
kernel-uek-modules-core-6.12.0-103.40.4.2.el9uek.aarch64.rpm
kernel-uek-modules-deprecated-6.12.0-103.40.4.2.el9uek.aarch64.rpm
kernel-uek-modules-desktop-6.12.0-103.40.4.2.el9uek.aarch64.rpm
kernel-uek-modules-extra-netfilter-6.12.0-103.40.4.2.el9uek.aarch64.rpm
kernel-uek-modules-usb-6.12.0-103.40.4.2.el9uek.aarch64.rpm
kernel-uek-modules-wireless-6.12.0-103.40.4.2.el9uek.aarch64.rpm
kernel-uek-tools-6.12.0-103.40.4.2.el9uek.aarch64.rpm
kernel-uek64k-6.12.0-103.40.4.2.el9uek.aarch64.rpm
kernel-uek64k-core-6.12.0-103.40.4.2.el9uek.aarch64.rpm
kernel-uek64k-devel-6.12.0-103.40.4.2.el9uek.aarch64.rpm
kernel-uek64k-modules-6.12.0-103.40.4.2.el9uek.aarch64.rpm
kernel-uek64k-modules-core-6.12.0-103.40.4.2.el9uek.aarch64.rpm
kernel-uek64k-modules-deprecated-6.12.0-103.40.4.2.el9uek.aarch64.rpm
kernel-uek64k-modules-desktop-6.12.0-103.40.4.2.el9uek.aarch64.rpm
kernel-uek64k-modules-extra-6.12.0-103.40.4.2.el9uek.aarch64.rpm
kernel-uek64k-modules-extra-netfilter-6.12.0-103.40.4.2.el9uek.aarch64.rpm
kernel-uek64k-modules-usb-6.12.0-103.40.4.2.el9uek.aarch64.rpm
kernel-uek64k-modules-wireless-6.12.0-103.40.4.2.el9uek.aarch64.rpm


SRPMS:
http://oss.oracle.com/ol9/SRPMS-updates/kernel-uek-6.12.0-103.40.4.2.el9uek.src.rpm



Description of changes:

[6.12.0-103.40.4.2.el9uek]
- x86/vmscape: Warn when STIBP is disabled with SMT (Pawan Gupta)  [Orabug: 38343659]
- x86/bugs: Move cpu_bugs_smt_update() down (Pawan Gupta)  [Orabug: 38343659]
- x86/vmscape: Enable the mitigation (Pawan Gupta)  [Orabug: 38343659]
- x86/vmscape: Add conditional IBPB mitigation (Pawan Gupta)  [Orabug: 38343659]
- x86/bugs: Fix RSB clearing in indirect_branch_prediction_barrier() (Josh Poimboeuf)  [Orabug: 38343659]
- x86/bugs: Rename entry_ibpb() to write_ibpb() (Josh Poimboeuf)  [Orabug: 38343659]
- x86/vmscape: Add old Intel CPUs to affected list (Pawan Gupta)  [Orabug: 38343659]
- x86/vmscape: Enumerate VMSCAPE bug (Pawan Gupta)  [Orabug: 38343659]
- Documentation/hw-vuln: Add VMSCAPE documentation (Pawan Gupta)  [Orabug: 38343659]