[El-errata] ELSA-2026-45114 Important: Oracle Linux 10 kernel security update

[Errata Announcements for Oracle Linux]

Oracle Linux Security Advisory ELSA-2026-45114

http://linux.oracle.com/errata/ELSA-2026-45114.html

The following updated rpms for Oracle Linux 10 have been uploaded to the Unbreakable Linux Network:

x86_64:
kernel-6.12.0-211.39.1.el10_2.x86_64.rpm
kernel-abi-stablelists-6.12.0-211.39.1.el10_2.noarch.rpm
kernel-core-6.12.0-211.39.1.el10_2.x86_64.rpm
kernel-cross-headers-6.12.0-211.39.1.el10_2.x86_64.rpm
kernel-debug-6.12.0-211.39.1.el10_2.x86_64.rpm
kernel-debug-core-6.12.0-211.39.1.el10_2.x86_64.rpm
kernel-debug-devel-6.12.0-211.39.1.el10_2.x86_64.rpm
kernel-debug-devel-matched-6.12.0-211.39.1.el10_2.x86_64.rpm
kernel-debug-modules-6.12.0-211.39.1.el10_2.x86_64.rpm
kernel-debug-modules-core-6.12.0-211.39.1.el10_2.x86_64.rpm
kernel-debug-modules-extra-6.12.0-211.39.1.el10_2.x86_64.rpm
kernel-debug-uki-virt-6.12.0-211.39.1.el10_2.x86_64.rpm
kernel-devel-6.12.0-211.39.1.el10_2.x86_64.rpm
kernel-devel-matched-6.12.0-211.39.1.el10_2.x86_64.rpm
kernel-doc-6.12.0-211.39.1.el10_2.noarch.rpm
kernel-headers-6.12.0-211.39.1.el10_2.x86_64.rpm
kernel-modules-6.12.0-211.39.1.el10_2.x86_64.rpm
kernel-modules-core-6.12.0-211.39.1.el10_2.x86_64.rpm
kernel-modules-extra-6.12.0-211.39.1.el10_2.x86_64.rpm
kernel-modules-extra-matched-6.12.0-211.39.1.el10_2.x86_64.rpm
kernel-tools-6.12.0-211.39.1.el10_2.x86_64.rpm
kernel-tools-libs-6.12.0-211.39.1.el10_2.x86_64.rpm
kernel-tools-libs-devel-6.12.0-211.39.1.el10_2.x86_64.rpm
kernel-uki-virt-6.12.0-211.39.1.el10_2.x86_64.rpm
kernel-uki-virt-addons-6.12.0-211.39.1.el10_2.x86_64.rpm
libperf-6.12.0-211.39.1.el10_2.x86_64.rpm
perf-6.12.0-211.39.1.el10_2.x86_64.rpm
python3-perf-6.12.0-211.39.1.el10_2.x86_64.rpm
rtla-6.12.0-211.39.1.el10_2.x86_64.rpm
rv-6.12.0-211.39.1.el10_2.x86_64.rpm

aarch64:
kernel-cross-headers-6.12.0-211.39.1.el10_2.aarch64.rpm
kernel-headers-6.12.0-211.39.1.el10_2.aarch64.rpm
kernel-tools-6.12.0-211.39.1.el10_2.aarch64.rpm
kernel-tools-libs-6.12.0-211.39.1.el10_2.aarch64.rpm
kernel-tools-libs-devel-6.12.0-211.39.1.el10_2.aarch64.rpm
libperf-6.12.0-211.39.1.el10_2.aarch64.rpm
perf-6.12.0-211.39.1.el10_2.aarch64.rpm
python3-perf-6.12.0-211.39.1.el10_2.aarch64.rpm
rtla-6.12.0-211.39.1.el10_2.aarch64.rpm
rv-6.12.0-211.39.1.el10_2.aarch64.rpm


SRPMS:
http://oss.oracle.com/ol10/SRPMS-updates/kernel-6.12.0-211.39.1.el10_2.src.rpm

Related CVEs:

CVE-2025-40237
CVE-2026-23110
CVE-2026-31692
CVE-2026-46099
CVE-2026-52973
CVE-2026-53059




Description of changes:

[6.12.0-211.39.1]
- Add new Oracle Linux Driver Signing (key 1) certificate [Orabug: 37985782]
- 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
- Update module name for cryptographic module [Orabug: 37400433]
- Clean git history at setup stage

[6.12.0-211.39.1]
- futex: Drop CLONE_THREAD requirement for private default hash alloc (Audra Mitchell) [RHEL-193518] {CVE-2026-52973}
- net: ipv6: fix NOREF dst use in seg6 and rpl lwtunnels (Antoine Tenart) [RHEL-179299] {CVE-2026-46099}
- scsi: core: Wake up the error handler when final completions race against each other (CKI Backport Bot) [RHEL-189651] {CVE-2026-23110}
- dm log: fix out-of-bounds write due to region_count overflow (CKI Backport Bot) [RHEL-188547] {CVE-2026-53059}
- rtnetlink: add missing netlink_ns_capable() check for peer netns (Guillaume Nault) [RHEL-172537] {CVE-2026-31692}
- rtnetlink: Try the outer netns attribute in rtnl_get_peer_net(). (Guillaume Nault) [RHEL-172537] {CVE-2026-31692}
- rtnetlink: fix double call of rtnl_link_get_net_ifla() (Guillaume Nault) [RHEL-172537] {CVE-2026-31692}
- netkit: Set IFLA_NETKIT_PEER_INFO to netkit_link_ops.peer_type. (Guillaume Nault) [RHEL-172537] {CVE-2026-31692}
- vxcan: Set VXCAN_INFO_PEER to vxcan_link_ops.peer_type. (Guillaume Nault) [RHEL-172537] {CVE-2026-31692}
- veth: Set VETH_INFO_PEER to veth_link_ops.peer_type. (Guillaume Nault) [RHEL-172537] {CVE-2026-31692}
- rtnetlink: Add peer_type in struct rtnl_link_ops. (Guillaume Nault) [RHEL-172537] {CVE-2026-31692}
- fs/notify: call exportfs_encode_fid with s_umount (Jay Shin) [RHEL-169188] {CVE-2025-40237}
- fs: relax assertions on failure to encode file handles (Jay Shin) [RHEL-169188]