[ELSA-2024-3619] kernel security and bug fix update

• [5.14.0-427.20.1_4.OL9]
• 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

[5.14.0-427.20.1_4]
- ipv6: sr: fix possible use-after-free and null-ptr-deref (Hangbin Liu) [RHEL-33968 RHEL-31732] {CVE-2024-26735}
- idpf: fix kernel panic on unknown packet types (Michal Schmidt) [RHEL-36145 RHEL-29035]
- idpf: refactor some missing field get/prep conversions (Michal Schmidt) [RHEL-36145 RHEL-29035]
- PCI: Fix pci_rh_check_status() call semantics (Luiz Capitulino) [RHEL-36541 RHEL-35032]
- cxgb4: Properly lock TX queue for the selftest. (John B. Wyatt IV) [RHEL-36530 RHEL-31990 RHEL-9354]

[5.14.0-427.19.1_4]
- x86/mce: Cleanup mce_usable_address() (Prarit Bhargava) [RHEL-33810 RHEL-25415]
- x86/mce: Define amd_mce_usable_address() (Prarit Bhargava) [RHEL-33810 RHEL-25415]
- x86/MCE/AMD: Split amd_mce_is_memory_error() (Prarit Bhargava) [RHEL-33810 RHEL-25415]
- fs: sysfs: Fix reference leak in sysfs_break_active_protection() (Ewan D. Milne) [RHEL-35302 RHEL-35078] {CVE-2024-26993}