[El-errata] ELSA-2026-0445 Moderate: Oracle Linux 9 kernel security update

[Errata Announcements for Oracle Linux]

Oracle Linux Security Advisory ELSA-2026-0445

http://linux.oracle.com/errata/ELSA-2026-0445.html

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

x86_64:
kernel-5.14.0-611.20.1.el9_7.x86_64.rpm
kernel-abi-stablelists-5.14.0-611.20.1.el9_7.noarch.rpm
kernel-core-5.14.0-611.20.1.el9_7.x86_64.rpm
kernel-cross-headers-5.14.0-611.20.1.el9_7.x86_64.rpm
kernel-debug-5.14.0-611.20.1.el9_7.x86_64.rpm
kernel-debug-core-5.14.0-611.20.1.el9_7.x86_64.rpm
kernel-debug-devel-5.14.0-611.20.1.el9_7.x86_64.rpm
kernel-debug-devel-matched-5.14.0-611.20.1.el9_7.x86_64.rpm
kernel-debug-modules-5.14.0-611.20.1.el9_7.x86_64.rpm
kernel-debug-modules-core-5.14.0-611.20.1.el9_7.x86_64.rpm
kernel-debug-modules-extra-5.14.0-611.20.1.el9_7.x86_64.rpm
kernel-debug-uki-virt-5.14.0-611.20.1.el9_7.x86_64.rpm
kernel-devel-5.14.0-611.20.1.el9_7.x86_64.rpm
kernel-devel-matched-5.14.0-611.20.1.el9_7.x86_64.rpm
kernel-doc-5.14.0-611.20.1.el9_7.noarch.rpm
kernel-headers-5.14.0-611.20.1.el9_7.x86_64.rpm
kernel-modules-5.14.0-611.20.1.el9_7.x86_64.rpm
kernel-modules-core-5.14.0-611.20.1.el9_7.x86_64.rpm
kernel-modules-extra-5.14.0-611.20.1.el9_7.x86_64.rpm
kernel-tools-5.14.0-611.20.1.el9_7.x86_64.rpm
kernel-tools-libs-5.14.0-611.20.1.el9_7.x86_64.rpm
kernel-tools-libs-devel-5.14.0-611.20.1.el9_7.x86_64.rpm
kernel-uki-virt-5.14.0-611.20.1.el9_7.x86_64.rpm
kernel-uki-virt-addons-5.14.0-611.20.1.el9_7.x86_64.rpm
libperf-5.14.0-611.20.1.el9_7.x86_64.rpm
perf-5.14.0-611.20.1.el9_7.x86_64.rpm
python3-perf-5.14.0-611.20.1.el9_7.x86_64.rpm
rtla-5.14.0-611.20.1.el9_7.x86_64.rpm
rv-5.14.0-611.20.1.el9_7.x86_64.rpm

aarch64:
kernel-cross-headers-5.14.0-611.20.1.el9_7.aarch64.rpm
kernel-headers-5.14.0-611.20.1.el9_7.aarch64.rpm
kernel-tools-5.14.0-611.20.1.el9_7.aarch64.rpm
kernel-tools-libs-5.14.0-611.20.1.el9_7.aarch64.rpm
kernel-tools-libs-devel-5.14.0-611.20.1.el9_7.aarch64.rpm
libperf-5.14.0-611.20.1.el9_7.aarch64.rpm
perf-5.14.0-611.20.1.el9_7.aarch64.rpm
python3-perf-5.14.0-611.20.1.el9_7.aarch64.rpm
rtla-5.14.0-611.20.1.el9_7.aarch64.rpm
rv-5.14.0-611.20.1.el9_7.aarch64.rpm


SRPMS:
http://oss.oracle.com/ol9/SRPMS-updates/kernel-5.14.0-611.20.1.el9_7.src.rpm

Related CVEs:

CVE-2025-39806
CVE-2025-39840
CVE-2025-39883
CVE-2025-40240




Description of changes:

[5.14.0-611.20.1]
- 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]

[5.14.0-611.20.1]
- HID: multitouch: fix slab out-of-bounds access in mt_report_fixup() (CKI Backport Bot) [RHEL-124607] {CVE-2025-39806}
- sctp: avoid NULL dereference when chunk data buffer is missing (CKI Backport Bot) [RHEL-134001] {CVE-2025-40240}
- selftests/landlock: Add a new test for setuid() (Štěpán Horáček) [RHEL-132712]
- selftests/landlock: Split signal_scoping_threads tests (Štěpán Horáček) [RHEL-132712]
- landlock: Always allow signals between threads of the same process (Štěpán Horáček) [RHEL-132712]
- landlock: Prepare to add second errata (Štěpán Horáček) [RHEL-132712]
- landlock: Add the errata interface (Štěpán Horáček) [RHEL-132712]
- selftests/landlock: Test signal scoping for threads (Štěpán Horáček) [RHEL-132712]
- selftests/landlock: Test signal scoping (Štěpán Horáček) [RHEL-132712]
- landlock: Add signal scoping (Štěpán Horáček) [RHEL-132712]

[5.14.0-611.19.1]
- scsi: st: Skip buffer flush for information ioctls (John Meneghini) [RHEL-133543]
- scsi: st: Separate st-unique ioctl handling from SCSI common ioctl handling (John Meneghini) [RHEL-133543]
- audit: fix out-of-bounds read in audit_compare_dname_path() (Richard Guy Briggs) [RHEL-119176] {CVE-2025-39840}

[5.14.0-611.18.1]
- NFS: remove revoked delegation from server's delegation list (Benjamin Coddington) [RHEL-134237]
- redhat: use RELEASE_LOCALVERSION also for dist-get-tag (Jan Stancek)
- redhat: introduce RELEASE_LOCALVERSION variable (Jan Stancek)

[5.14.0-611.17.1]
- smb: client: handle lack of IPC in dfs_cache_refresh() (Paulo Alcantara) [RHEL-126165]
- smb: client: get rid of d_drop() in cifs_do_rename() (Paulo Alcantara) [RHEL-124917]
- mm/memory-failure: fix VM_BUG_ON_PAGE(PagePoisoned(page)) when unpoison memory (CKI Backport Bot) [RHEL-119150] {CVE-2025-39883}