[El-errata] ELSA-2026-1178 Moderate: Oracle Linux 10 kernel security update

[Errata Announcements for Oracle Linux]

Oracle Linux Security Advisory ELSA-2026-1178

http://linux.oracle.com/errata/ELSA-2026-1178.html

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

x86_64:
kernel-6.12.0-124.29.1.el10_1.x86_64.rpm
kernel-abi-stablelists-6.12.0-124.29.1.el10_1.noarch.rpm
kernel-core-6.12.0-124.29.1.el10_1.x86_64.rpm
kernel-cross-headers-6.12.0-124.29.1.el10_1.x86_64.rpm
kernel-debug-6.12.0-124.29.1.el10_1.x86_64.rpm
kernel-debug-core-6.12.0-124.29.1.el10_1.x86_64.rpm
kernel-debug-devel-6.12.0-124.29.1.el10_1.x86_64.rpm
kernel-debug-devel-matched-6.12.0-124.29.1.el10_1.x86_64.rpm
kernel-debug-modules-6.12.0-124.29.1.el10_1.x86_64.rpm
kernel-debug-modules-core-6.12.0-124.29.1.el10_1.x86_64.rpm
kernel-debug-modules-extra-6.12.0-124.29.1.el10_1.x86_64.rpm
kernel-debug-uki-virt-6.12.0-124.29.1.el10_1.x86_64.rpm
kernel-devel-6.12.0-124.29.1.el10_1.x86_64.rpm
kernel-devel-matched-6.12.0-124.29.1.el10_1.x86_64.rpm
kernel-doc-6.12.0-124.29.1.el10_1.noarch.rpm
kernel-headers-6.12.0-124.29.1.el10_1.x86_64.rpm
kernel-modules-6.12.0-124.29.1.el10_1.x86_64.rpm
kernel-modules-core-6.12.0-124.29.1.el10_1.x86_64.rpm
kernel-modules-extra-6.12.0-124.29.1.el10_1.x86_64.rpm
kernel-modules-extra-matched-6.12.0-124.29.1.el10_1.x86_64.rpm
kernel-tools-6.12.0-124.29.1.el10_1.x86_64.rpm
kernel-tools-libs-6.12.0-124.29.1.el10_1.x86_64.rpm
kernel-tools-libs-devel-6.12.0-124.29.1.el10_1.x86_64.rpm
kernel-uki-virt-6.12.0-124.29.1.el10_1.x86_64.rpm
kernel-uki-virt-addons-6.12.0-124.29.1.el10_1.x86_64.rpm
libperf-6.12.0-124.29.1.el10_1.x86_64.rpm
perf-6.12.0-124.29.1.el10_1.x86_64.rpm
python3-perf-6.12.0-124.29.1.el10_1.x86_64.rpm
rtla-6.12.0-124.29.1.el10_1.x86_64.rpm
rv-6.12.0-124.29.1.el10_1.x86_64.rpm

aarch64:
kernel-cross-headers-6.12.0-124.29.1.el10_1.aarch64.rpm
kernel-headers-6.12.0-124.29.1.el10_1.aarch64.rpm
kernel-tools-6.12.0-124.29.1.el10_1.aarch64.rpm
kernel-tools-libs-6.12.0-124.29.1.el10_1.aarch64.rpm
kernel-tools-libs-devel-6.12.0-124.29.1.el10_1.aarch64.rpm
libperf-6.12.0-124.29.1.el10_1.aarch64.rpm
perf-6.12.0-124.29.1.el10_1.aarch64.rpm
python3-perf-6.12.0-124.29.1.el10_1.aarch64.rpm
rtla-6.12.0-124.29.1.el10_1.aarch64.rpm
rv-6.12.0-124.29.1.el10_1.aarch64.rpm


SRPMS:
http://oss.oracle.com/ol10/SRPMS-updates/kernel-6.12.0-124.29.1.el10_1.src.rpm

Related CVEs:

CVE-2025-38383




Description of changes:

[6.12.0-124.29.1]
- 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

[6.12.0-124.29.1]
- gitlab-ci: use rhel10.1 builder image (Michael Hofmann)
- mm/vmalloc: fix data race in show_numa_info() (Waiman Long) [RHEL-137997] {CVE-2025-38383}
- vmalloc: use for_each_vmap_node() in purge-vmap-area (Waiman Long) [RHEL-137997]
- vmalloc: switch to for_each_vmap_node() helper (Waiman Long) [RHEL-137997]
- vmalloc: add for_each_vmap_node() helper (Waiman Long) [RHEL-137997]
- smb: client: fix refcount leak in smb2_set_path_attr (Paulo Alcantara) [RHEL-128581]
- smb: client: fix potential UAF in smb2_close_cached_fid() (Paulo Alcantara) [RHEL-128581]
- smb: client: fix potential cfid UAF in smb2_query_info_compound (Paulo Alcantara) [RHEL-128581]
- smb: client: Fix refcount leak for cifs_sb_tlink (Paulo Alcantara) [RHEL-128581]
- cifs: parse_dfs_referrals: prevent oob on malformed input (Paulo Alcantara) [RHEL-128581]
- smb: client: remove cfids_invalidation_worker (Paulo Alcantara) [RHEL-128581]
- smb client: fix bug with newly created file in cached dir (Paulo Alcantara) [RHEL-128581]
- smb: client: short-circuit negative lookups when parent dir is fully cached (Paulo Alcantara) [RHEL-128581]
- smb: client: short-circuit in open_cached_dir_by_dentry() if !dentry (Paulo Alcantara) [RHEL-128581]
- smb: client: remove pointless cfid->has_lease check (Paulo Alcantara) [RHEL-128581]
- smb: client: remove unused fid_lock (Paulo Alcantara) [RHEL-128581]
- smb: client: update cfid->last_access_time in open_cached_dir_by_dentry() (Paulo Alcantara) [RHEL-128581]
- smb: client: ensure open_cached_dir_by_dentry() only returns valid cfid (Paulo Alcantara) [RHEL-128581]
- smb: client: account smb directory cache usage and per-tcon totals (Paulo Alcantara) [RHEL-128581]
- smb: client: add drop_dir_cache module parameter to invalidate cached dirents (Paulo Alcantara) [RHEL-128581]
- smb: client: show lease state as R/H/W (or NONE) in open_files (Paulo Alcantara) [RHEL-128581]
- smb: client: show negotiated cipher in DebugData (Paulo Alcantara) [RHEL-128581]
- smb: client: add new tracepoint to trace lease break notification (Paulo Alcantara) [RHEL-128581]
- smb: client: Fix NULL pointer dereference in cifs_debug_dirs_proc_show() (Paulo Alcantara) [RHEL-128581]
- coredump: Only sort VMAs when core_sort_vma sysctl is set (Herton R. Krzesinski) [RHEL-113364]