[El-errata] ELSA-2026-49212 Important: Oracle Linux 9 kernel security update

[Errata Announcements for Oracle Linux]

Oracle Linux Security Advisory ELSA-2026-49212

http://linux.oracle.com/errata/ELSA-2026-49212.html

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

x86_64:
kernel-5.14.0-687.33.1.el9_8.x86_64.rpm
kernel-abi-stablelists-5.14.0-687.33.1.el9_8.noarch.rpm
kernel-core-5.14.0-687.33.1.el9_8.x86_64.rpm
kernel-cross-headers-5.14.0-687.33.1.el9_8.x86_64.rpm
kernel-debug-5.14.0-687.33.1.el9_8.x86_64.rpm
kernel-debug-core-5.14.0-687.33.1.el9_8.x86_64.rpm
kernel-debug-devel-5.14.0-687.33.1.el9_8.x86_64.rpm
kernel-debug-devel-matched-5.14.0-687.33.1.el9_8.x86_64.rpm
kernel-debug-modules-5.14.0-687.33.1.el9_8.x86_64.rpm
kernel-debug-modules-core-5.14.0-687.33.1.el9_8.x86_64.rpm
kernel-debug-modules-extra-5.14.0-687.33.1.el9_8.x86_64.rpm
kernel-debug-uki-virt-5.14.0-687.33.1.el9_8.x86_64.rpm
kernel-devel-5.14.0-687.33.1.el9_8.x86_64.rpm
kernel-devel-matched-5.14.0-687.33.1.el9_8.x86_64.rpm
kernel-doc-5.14.0-687.33.1.el9_8.noarch.rpm
kernel-headers-5.14.0-687.33.1.el9_8.x86_64.rpm
kernel-modules-5.14.0-687.33.1.el9_8.x86_64.rpm
kernel-modules-core-5.14.0-687.33.1.el9_8.x86_64.rpm
kernel-modules-extra-5.14.0-687.33.1.el9_8.x86_64.rpm
kernel-tools-5.14.0-687.33.1.el9_8.x86_64.rpm
kernel-tools-libs-5.14.0-687.33.1.el9_8.x86_64.rpm
kernel-tools-libs-devel-5.14.0-687.33.1.el9_8.x86_64.rpm
kernel-uki-virt-5.14.0-687.33.1.el9_8.x86_64.rpm
kernel-uki-virt-addons-5.14.0-687.33.1.el9_8.x86_64.rpm
libperf-5.14.0-687.33.1.el9_8.x86_64.rpm
perf-5.14.0-687.33.1.el9_8.x86_64.rpm
python3-perf-5.14.0-687.33.1.el9_8.x86_64.rpm
rtla-5.14.0-687.33.1.el9_8.x86_64.rpm
rv-5.14.0-687.33.1.el9_8.x86_64.rpm

aarch64:
kernel-cross-headers-5.14.0-687.33.1.el9_8.aarch64.rpm
kernel-headers-5.14.0-687.33.1.el9_8.aarch64.rpm
kernel-tools-5.14.0-687.33.1.el9_8.aarch64.rpm
kernel-tools-libs-5.14.0-687.33.1.el9_8.aarch64.rpm
kernel-tools-libs-devel-5.14.0-687.33.1.el9_8.aarch64.rpm
libperf-5.14.0-687.33.1.el9_8.aarch64.rpm
perf-5.14.0-687.33.1.el9_8.aarch64.rpm
python3-perf-5.14.0-687.33.1.el9_8.aarch64.rpm
rtla-5.14.0-687.33.1.el9_8.aarch64.rpm
rv-5.14.0-687.33.1.el9_8.aarch64.rpm


SRPMS:
http://oss.oracle.com/ol9/SRPMS-updates/kernel-5.14.0-687.33.1.el9_8.src.rpm

Related CVEs:

CVE-2026-52923
CVE-2026-52993
CVE-2026-64530




Description of changes:

[5.14.0-687.33.1]
- 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]

[5.14.0-687.33.1]
- net/sched: cls_api: Handle TC_ACT_CONSUMED in tcf_qevent_handle (CKI Backport Bot) [RHEL-213299] {CVE-2026-64530}
- ipc: limit next_id allocation to the valid ID range (Rafael Aquini) [RHEL-188214] {CVE-2026-52923}

[5.14.0-687.32.1]
- tipc: fix double-free in tipc_buf_append() (CKI Backport Bot) [RHEL-192184] {CVE-2026-52993}