[El-errata] ELSA-2025-3260 Important: Oracle Linux 8 kernel security update

[Errata Announcements for Oracle Linux]

Oracle Linux Security Advisory ELSA-2025-3260

http://linux.oracle.com/errata/ELSA-2025-3260.html

The following updated rpms for Oracle Linux 8 have been uploaded to the Unbreakable Linux Network:

x86_64:
bpftool-4.18.0-553.46.1.el8_10.x86_64.rpm
kernel-4.18.0-553.46.1.el8_10.x86_64.rpm
kernel-abi-stablelists-4.18.0-553.46.1.el8_10.noarch.rpm
kernel-core-4.18.0-553.46.1.el8_10.x86_64.rpm
kernel-cross-headers-4.18.0-553.46.1.el8_10.x86_64.rpm
kernel-debug-4.18.0-553.46.1.el8_10.x86_64.rpm
kernel-debug-core-4.18.0-553.46.1.el8_10.x86_64.rpm
kernel-debug-devel-4.18.0-553.46.1.el8_10.x86_64.rpm
kernel-debug-modules-4.18.0-553.46.1.el8_10.x86_64.rpm
kernel-debug-modules-extra-4.18.0-553.46.1.el8_10.x86_64.rpm
kernel-devel-4.18.0-553.46.1.el8_10.x86_64.rpm
kernel-doc-4.18.0-553.46.1.el8_10.noarch.rpm
kernel-headers-4.18.0-553.46.1.el8_10.x86_64.rpm
kernel-modules-4.18.0-553.46.1.el8_10.x86_64.rpm
kernel-modules-extra-4.18.0-553.46.1.el8_10.x86_64.rpm
kernel-tools-4.18.0-553.46.1.el8_10.x86_64.rpm
kernel-tools-libs-4.18.0-553.46.1.el8_10.x86_64.rpm
perf-4.18.0-553.46.1.el8_10.x86_64.rpm
python3-perf-4.18.0-553.46.1.el8_10.x86_64.rpm
kernel-tools-libs-devel-4.18.0-553.46.1.el8_10.x86_64.rpm

aarch64:
bpftool-4.18.0-553.46.1.el8_10.aarch64.rpm
kernel-cross-headers-4.18.0-553.46.1.el8_10.aarch64.rpm
kernel-headers-4.18.0-553.46.1.el8_10.aarch64.rpm
kernel-tools-4.18.0-553.46.1.el8_10.aarch64.rpm
kernel-tools-libs-4.18.0-553.46.1.el8_10.aarch64.rpm
kernel-tools-libs-devel-4.18.0-553.46.1.el8_10.aarch64.rpm
perf-4.18.0-553.46.1.el8_10.aarch64.rpm
python3-perf-4.18.0-553.46.1.el8_10.aarch64.rpm


SRPMS:
http://oss.oracle.com/ol8/SRPMS-updates//kernel-4.18.0-553.46.1.el8_10.src.rpm

Related CVEs:

CVE-2025-21785




Description of changes:

[4.18.0-553.46.1.el8_10.OL8]
- 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 <= 15.3-1.0.3
- Remove upstream reference during boot (Kevin Lyons) [Orabug: 34750652]

[4.18.0-553.46.1.el8_10]
- s390/pci: Fix handling of isolated VFs (Mete Durlu) [RHEL-81934]
- s390/pci: Pull search for parent PF out of zpci_iov_setup_virtfn() (Mete Durlu) [RHEL-81934]
- s390/pci: Fix SR-IOV for PFs initially in standby (Mete Durlu) [RHEL-81934]
- x86/mm: Fix VDSO and VVAR placement on 5-level paging machines (Herton R. Krzesinski) [RHEL-62832]
- arm64: cacheinfo: Avoid out-of-bounds write to cacheinfo array (CKI Backport Bot) [RHEL-82720] {CVE-2025-21785}
- nouveau/fence: handle cross device fences properly (Dave Airlie) [RHEL-80085]