[El-errata] ELSA-2025-10837 Moderate: Oracle Linux 9 kernel security update

[Errata Announcements for Oracle Linux]

Oracle Linux Security Advisory ELSA-2025-10837

http://linux.oracle.com/errata/ELSA-2025-10837.html

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

x86_64:
kernel-5.14.0-570.26.1.0.1.el9_6.x86_64.rpm
kernel-abi-stablelists-5.14.0-570.26.1.0.1.el9_6.noarch.rpm
kernel-core-5.14.0-570.26.1.0.1.el9_6.x86_64.rpm
kernel-cross-headers-5.14.0-570.26.1.0.1.el9_6.x86_64.rpm
kernel-debug-5.14.0-570.26.1.0.1.el9_6.x86_64.rpm
kernel-debug-core-5.14.0-570.26.1.0.1.el9_6.x86_64.rpm
kernel-debug-devel-5.14.0-570.26.1.0.1.el9_6.x86_64.rpm
kernel-debug-devel-matched-5.14.0-570.26.1.0.1.el9_6.x86_64.rpm
kernel-debug-modules-5.14.0-570.26.1.0.1.el9_6.x86_64.rpm
kernel-debug-modules-core-5.14.0-570.26.1.0.1.el9_6.x86_64.rpm
kernel-debug-modules-extra-5.14.0-570.26.1.0.1.el9_6.x86_64.rpm
kernel-debug-uki-virt-5.14.0-570.26.1.0.1.el9_6.x86_64.rpm
kernel-devel-5.14.0-570.26.1.0.1.el9_6.x86_64.rpm
kernel-devel-matched-5.14.0-570.26.1.0.1.el9_6.x86_64.rpm
kernel-doc-5.14.0-570.26.1.0.1.el9_6.noarch.rpm
kernel-headers-5.14.0-570.26.1.0.1.el9_6.x86_64.rpm
kernel-modules-5.14.0-570.26.1.0.1.el9_6.x86_64.rpm
kernel-modules-core-5.14.0-570.26.1.0.1.el9_6.x86_64.rpm
kernel-modules-extra-5.14.0-570.26.1.0.1.el9_6.x86_64.rpm
kernel-tools-5.14.0-570.26.1.0.1.el9_6.x86_64.rpm
kernel-tools-libs-5.14.0-570.26.1.0.1.el9_6.x86_64.rpm
kernel-tools-libs-devel-5.14.0-570.26.1.0.1.el9_6.x86_64.rpm
kernel-uki-virt-5.14.0-570.26.1.0.1.el9_6.x86_64.rpm
kernel-uki-virt-addons-5.14.0-570.26.1.0.1.el9_6.x86_64.rpm
libperf-5.14.0-570.26.1.0.1.el9_6.x86_64.rpm
perf-5.14.0-570.26.1.0.1.el9_6.x86_64.rpm
python3-perf-5.14.0-570.26.1.0.1.el9_6.x86_64.rpm
rtla-5.14.0-570.26.1.0.1.el9_6.x86_64.rpm
rv-5.14.0-570.26.1.0.1.el9_6.x86_64.rpm

aarch64:
kernel-cross-headers-5.14.0-570.26.1.0.1.el9_6.aarch64.rpm
kernel-headers-5.14.0-570.26.1.0.1.el9_6.aarch64.rpm
kernel-tools-5.14.0-570.26.1.0.1.el9_6.aarch64.rpm
kernel-tools-libs-5.14.0-570.26.1.0.1.el9_6.aarch64.rpm
kernel-tools-libs-devel-5.14.0-570.26.1.0.1.el9_6.aarch64.rpm
perf-5.14.0-570.26.1.0.1.el9_6.aarch64.rpm
python3-perf-5.14.0-570.26.1.0.1.el9_6.aarch64.rpm
rtla-5.14.0-570.26.1.0.1.el9_6.aarch64.rpm
rv-5.14.0-570.26.1.0.1.el9_6.aarch64.rpm


SRPMS:
http://oss.oracle.com/ol9/SRPMS-updates/kernel-5.14.0-570.26.1.0.1.el9_6.src.rpm

Related CVEs:

CVE-2025-21991




Description of changes:

[5.14.0-570.26.1.0.1.el9_6.OL9]
- nvme-pci: remove two deallocate zeroes quirks [Orabug: 37756650]
- 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]

[5.14.0-570.26.1.el9_6]
- x86/microcode/AMD: Fix out-of-bounds on systems with CPU-less NUMA nodes (CKI Backport Bot) [RHEL-98996] {CVE-2025-21991}
- cpufreq: intel_pstate: Unchecked MSR aceess in legacy mode (David Arcari) [RHEL-90212]
- smb: client: fix perf regression with deferred closes (Paulo Alcantara) [RHEL-97482]
- smb3 client: fix open hardlink on deferred close file error (Paulo Alcantara) [RHEL-97482]
- Fix mmu notifiers for range-based invalidates (Jay Shin) [RHEL-93743]
- vfio/pci: Align huge faults to order (Alex Williamson) [RHEL-88275]
- vfio/type1: Use mapping page mask for pfnmaps (Alex Williamson) [RHEL-88275]
- mm: Provide address mask in struct follow_pfnmap_args (Alex Williamson) [RHEL-88275]
- vfio/type1: Use consistent types for page counts (Alex Williamson) [RHEL-88275]
- vfio/type1: Use vfio_batch for vaddr_get_pfns() (Alex Williamson) [RHEL-88275]
- vfio/type1: Convert all vaddr_get_pfns() callers to use vfio_batch (Alex Williamson) [RHEL-88275]
- vfio/type1: Catch zero from pin_user_pages_remote() (Alex Williamson) [RHEL-88275]
- vfio/pci: Fallback huge faults for unaligned pfn (Donald Dutile) [RHEL-85623]
- vfio/pci: implement huge_fault support (Donald Dutile) [RHEL-85623]
- vfio/pci: Remove unused struct 'vfio_pci_mmap_vma' (Donald Dutile) [RHEL-85623]
- vfio/pci: Insert full vma on mmap'd MMIO fault (Donald Dutile) [RHEL-85623]
- vfio/pci: Use unmap_mapping_range() (Donald Dutile) [RHEL-85623]
- mm/arm64: support large pfn mappings (Donald Dutile) [RHEL-85623]
- mm/x86: support large pfn mappings (Donald Dutile) [RHEL-85623]
- mm: remove follow_pte() (Donald Dutile) [RHEL-85623]
- mm: follow_pte() improvements (Donald Dutile) [RHEL-85623]
- mm/access_process_vm: use the new follow_pfnmap API (Donald Dutile) [RHEL-85623]
- vfio: use the new follow_pfnmap API (Donald Dutile) [RHEL-85623]
- mm/x86/pat: use the new follow_pfnmap API (Donald Dutile) [RHEL-85623]
- s390/pci_mmio: use follow_pfnmap API (Donald Dutile) [RHEL-85623]
- KVM: use follow_pfnmap API (Donald Dutile) [RHEL-85623]
- mm: pass VMA instead of MM to follow_pte() (Donald Dutile) [RHEL-85623]
- mm: move follow_phys to arch/x86/mm/pat/memtype.c (Donald Dutile) [RHEL-85623]
- mm: fix follow_pfnmap API lockdep assert (Donald Dutile) [RHEL-85623]
- mm: new follow_pfnmap API (Donald Dutile) [RHEL-85623]
- mm: remove follow_pfn (Donald Dutile) [RHEL-85623]
- mm: always define pxx_pgprot() (Donald Dutile) [RHEL-85623]
- mm/huge_memory: check pmd_special() only after pmd_present() (Donald Dutile) [RHEL-85623]
- mm/fork: accept huge pfnmap entries (Donald Dutile) [RHEL-85623]
- mm/pagewalk: check pfnmap for folio_walk_start() (Donald Dutile) [RHEL-85623]
- mm/gup: detect huge pfnmap entries in gup-fast (Donald Dutile) [RHEL-85623]
- mm: mark special bits for huge pfn mappings when inject (Donald Dutile) [RHEL-85623]
- mm: drop is_huge_zero_pud() (Donald Dutile) [RHEL-85623]
- mm: introduce ARCH_SUPPORTS_HUGE_PFNMAP and special bits to pmd/pud (Donald Dutile) [RHEL-85623]