[El-errata] ELSA-2026-67470-0 Important: Oracle Linux 9 kernel security, bug fix, and enhancement update

[Errata Announcements for Oracle Linux]

Oracle Linux Security Advisory ELSA-2026-67470-0

http://linux.oracle.com/errata/ELSA-2026-67470-0.html

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

x86_64:
kernel-5.14.0-687.48.1.el9_8.x86_64.rpm
kernel-abi-stablelists-5.14.0-687.48.1.el9_8.noarch.rpm
kernel-core-5.14.0-687.48.1.el9_8.x86_64.rpm
kernel-cross-headers-5.14.0-687.48.1.el9_8.x86_64.rpm
kernel-debug-5.14.0-687.48.1.el9_8.x86_64.rpm
kernel-debug-core-5.14.0-687.48.1.el9_8.x86_64.rpm
kernel-debug-devel-5.14.0-687.48.1.el9_8.x86_64.rpm
kernel-debug-devel-matched-5.14.0-687.48.1.el9_8.x86_64.rpm
kernel-debug-modules-5.14.0-687.48.1.el9_8.x86_64.rpm
kernel-debug-modules-core-5.14.0-687.48.1.el9_8.x86_64.rpm
kernel-debug-modules-extra-5.14.0-687.48.1.el9_8.x86_64.rpm
kernel-debug-uki-virt-5.14.0-687.48.1.el9_8.x86_64.rpm
kernel-devel-5.14.0-687.48.1.el9_8.x86_64.rpm
kernel-devel-matched-5.14.0-687.48.1.el9_8.x86_64.rpm
kernel-doc-5.14.0-687.48.1.el9_8.noarch.rpm
kernel-headers-5.14.0-687.48.1.el9_8.x86_64.rpm
kernel-modules-5.14.0-687.48.1.el9_8.x86_64.rpm
kernel-modules-core-5.14.0-687.48.1.el9_8.x86_64.rpm
kernel-modules-extra-5.14.0-687.48.1.el9_8.x86_64.rpm
kernel-tools-5.14.0-687.48.1.el9_8.x86_64.rpm
kernel-tools-libs-5.14.0-687.48.1.el9_8.x86_64.rpm
kernel-tools-libs-devel-5.14.0-687.48.1.el9_8.x86_64.rpm
kernel-uki-virt-5.14.0-687.48.1.el9_8.x86_64.rpm
kernel-uki-virt-addons-5.14.0-687.48.1.el9_8.x86_64.rpm
libperf-5.14.0-687.48.1.el9_8.x86_64.rpm
perf-5.14.0-687.48.1.el9_8.x86_64.rpm
python3-perf-5.14.0-687.48.1.el9_8.x86_64.rpm
rtla-5.14.0-687.48.1.el9_8.x86_64.rpm
rv-5.14.0-687.48.1.el9_8.x86_64.rpm

aarch64:
kernel-cross-headers-5.14.0-687.48.1.el9_8.aarch64.rpm
kernel-headers-5.14.0-687.48.1.el9_8.aarch64.rpm
kernel-tools-5.14.0-687.48.1.el9_8.aarch64.rpm
kernel-tools-libs-5.14.0-687.48.1.el9_8.aarch64.rpm
kernel-tools-libs-devel-5.14.0-687.48.1.el9_8.aarch64.rpm
libperf-5.14.0-687.48.1.el9_8.aarch64.rpm
perf-5.14.0-687.48.1.el9_8.aarch64.rpm
python3-perf-5.14.0-687.48.1.el9_8.aarch64.rpm
rtla-5.14.0-687.48.1.el9_8.aarch64.rpm
rv-5.14.0-687.48.1.el9_8.aarch64.rpm


SRPMS:
http://oss.oracle.com/ol9/SRPMS-updates/kernel-5.14.0-687.48.1.el9_8.src.rpm

Related CVEs:

CVE-2026-43248
CVE-2026-63923
CVE-2026-64015
CVE-2026-68143
CVE-2026-68294
CVE-2026-72045
CVE-2026-74556




Description of changes:

[5.14.0-687.48.1]
- Disable UKI signing [Orabug: 36571828]
- Update Oracle Linux certificates (Kevin Lyons)
- Disable signing for aarch64 (Ilya Okomin)
- Oracle Linux RHCK Module Signing Key was added to the kernel trusted keys list (olkmod_signing_key.pem) [Orabug: 29539237]
- Update x509.genkey [Orabug: 24817676]
- Conflict with shim-ia32 and shim-x64 <= 15.3-1.0.5]
- Remove upstream reference during boot (Kevin Lyons) [Orabug: 34729535]
- Add Oracle Linux IMA certificates
- Add new Oracle Linux Driver Signing (key 1) certificate [Orabug: 37985764]

[5.14.0-687.48.1]
- scsi: libiscsi_tcp: Bound SCSI Response data segment to the connection buffer (CKI Backport Bot) [RHEL-254594] {CVE-2026-74556}
- gfs2: bufdata allocation race (Andreas Gruenbacher) [RHEL-178223]
- gfs2: Remove trans_drain code duplication (Andreas Gruenbacher) [RHEL-178223]
- gfs2: Move gfs2_remove_from_journal to log.c (Andreas Gruenbacher) [RHEL-178223]
- gfs2: Get rid of gfs2_log_[un]lock helpers (Andreas Gruenbacher) [RHEL-178223]
- octeontx2-af: cn10k: restrict VF LMTLINE sharing to its own PF (Michal Schmidt) [RHEL-242822] {CVE-2026-72045}
- octeontx2-af: validate body pcifunc in rvu_mbox_handler_rep_event_notify (Michal Schmidt) [RHEL-231042] {CVE-2026-63923}
- net: qrtr: restrict socket creation to the initial network namespace (CKI Backport Bot) [RHEL-240242] {CVE-2026-68294}
- net: slip: serialize receive against buffer reallocation (CKI Backport Bot) [RHEL-237383] {CVE-2026-68143}
- security/keys: fix missed RCU read section on lookup (CKI Backport Bot) [RHEL-225660] {CVE-2026-64015}
- vhost: move vdpa group bound check to vhost_vdpa (Jon Maloy) [RHEL-174277] {CVE-2026-43248}