Important: kernel security, bug fix, and enhancement update (Oracle Linux 8)

[4.18.0-348.20.1_5.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 <= 15-11.0.5

[4.18.0-348.20.1_5]
- lib/iov_iter: initialize 'flags' in new pipe_buffer (Jan Stancek) [2060874 2060875] {CVE-2022-0847}

[4.18.0-348.19.1_5]
- tipc: improve size validations for received domain records (Xin Long) [2048970 2048971] {CVE-2022-0435}
- smb3: do not error on fsync when readonly (Ronnie Sahlberg) [2055824 2037811]
- security: implement sctp_assoc_established hook in selinux (Ondrej Mosnacek) [2054112 2054117 2015525 2048251]
- security: add sctp_assoc_established hook (Ondrej Mosnacek) [2054112 2054117 2015525 2048251]
- security: call security_sctp_assoc_request in sctp_sf_do_5_1D_ce (Ondrej Mosnacek) [2054112 2054117 2015525 2048251]
- security: pass asoc to sctp_assoc_request and sctp_sk_clone (Bruno Meneguele) [2054112 2054117 2015525 2048251]
- net: sctp: Fix some typos (Ondrej Mosnacek) [2054112 2054117 2015525 2048251]
- RDMA/bnxt_re: Fix stats counters (Selvin Xavier) [2049684 2001893]
- net: check skb sec_path when re-initializing slow_gro in gro_list_prepare (Xin Long) [2047427 2030476]
- cpufreq: intel_pstate: Add Icelake servers support in no-HWP mode (David Arcari) [2036888 2003695]

[4.18.0-348.18.1_5]
- selftests: kvm: Check whether SIDA memop fails for normal guests (Thomas Huth) [2050806 2050807] {CVE-2022-0516}
- KVM: s390: Return error on SIDA memop on normal guest (Thomas Huth) [2050806 2050807] {CVE-2022-0516}
- iommu/amd: Remove iommu_init_ga() (Jerry Snitselaar) [2030854 1998265]
- iommu/amd: Relocate GAMSup check to early_enable_iommus (Jerry Snitselaar) [2030854 1998265]

[4.18.0-348.17.1_5]
- vfs: check dentry is still valid in get_link() (Ian Kent) [2052558 2014846]
- xfs: don't expose internal symlink metadata buffers to the vfs (Brian Foster) [2052558 2014846]
- CI: Use appropriate zstream builder (Veronika Kabatova)
- CI: Enable baseline realtime checks (Veronika Kabatova)
- CI: Rename pipelines to include release names (Veronika Kabatova)
- cgroup-v1: Require capabilities to set release_agent (Waiman Long) [2052166 2052167] {CVE-2022-0492}
- ice: Remove boolean vlan_promisc flag from function (Jonathan Toppins) [2051951 2030400]
- ceph: put the requests/sessions when it fails to alloc memory (Jeffrey Layton) [2053725 2017796]
- ceph: fix off by one bugs in unsafe_request_wait() (Jeffrey Layton) [2053725 2017796]
- ceph: flush the mdlog before waiting on unsafe reqs (Jeffrey Layton) [2053725 2017796]
- ceph: flush mdlog before umounting (Jeffrey Layton) [2053725 2017796]
- ceph: make iterate_sessions a global symbol (Jeffrey Layton) [2053725 2017796]
- ceph: make ceph_create_session_msg a global symbol (Jeffrey Layton) [2053725 2017796]
- xfs: check sb_meta_uuid for dabuf buffer recovery (Bill O'Donnell) [2049292 2020764]
- drm/i915: Flush TLBs before releasing backing store (Patrick Talbert) [2044328 2044329] {CVE-2022-0330}
- hugetlb: fix hugetlb cgroup refcounting during vma split (Waiman Long) [2039015 2032811]
- hugetlb_cgroup: fix imbalanced css_get and css_put pair for shared mappings (Waiman Long) [2039015 2032811]
- mm/hugetlb: change hugetlb_reserve_pages() to type bool (Waiman Long) [2039015 2032811]
- hugetlb: fix an error code in hugetlb_reserve_pages() (Waiman Long) [2039015 2032811]
- hugetlb_cgroup: fix offline of hugetlb cgroup with reservations (Waiman Long) [2039015 2032811]
- hugetlb_cgroup: fix reservation accounting (Waiman Long) [2039015 2032811]
- mm/hugetlb: narrow the hugetlb_lock protection area during preparing huge page (Waiman Long) [2039015 2032811]
- mm/hugetlb: a page from buddy is not on any list (Waiman Long) [2039015 2032811]
- mm/hugetlb: not necessary to coalesce regions recursively (Waiman Long) [2039015 2032811]
- selftests/vm/write_to_hugetlbfs.c: fix unused variable warning (Waiman Long) [2039015 2032811]
- hugetlb_cgroup: add hugetlb_cgroup reservation tests (Waiman Long) [2039015 2032811]
- hugetlb: support file_region coalescing again (Waiman Long) [2039015 2032811]
- hugetlb_cgroup: support noreserve mappings (Waiman Long) [2039015 2032811]
- hugetlb_cgroup: add accounting for shared mappings (Waiman Long) [2039015 2032811]
- hugetlb: disable region_add file_region coalescing (Waiman Long) [2039015 2032811]
- hugetlb_cgroup: add reservation accounting for private mappings (Waiman Long) [2039015 2032811]
- mm/hugetlb_cgroup: fix hugetlb_cgroup migration (Waiman Long) [2039015 2032811]
- hugetlb_cgroup: add interface for charge/uncharge hugetlb reservations (Waiman Long) [2039015 2032811]
- hugetlb_cgroup: add hugetlb_cgroup reservation counter (Waiman Long) [2039015 2032811]
- hugetlb: remove duplicated code (Waiman Long) [2039015 2032811]
- hugetlb: region_chg provides only cache entry (Waiman Long) [2039015 2032811]
- hugetlbfs: always use address space in inode for resv_map pointer (Waiman Long) [2039015 2032811]
- hugetlbfs: fix potential over/underflow setting node specific nr_hugepages (Waiman Long) [2039015 2032811]
- hugetlb: allow to free gigantic pages regardless of the configuration (Waiman Long) [2039015 2032811]
- powerpc/pseries: Fix update of LPAR security flavor after LPM (Steve Best) [2027448 1997294]

[4.18.0-348.16.1_5]
- drm/vmwgfx: Fix stale file descriptors on failed usercopy (Dave Airlie) [2047601 2047602] {CVE-2022-22942}
- net: openvswitch: Fix ct_state nat flags for conns arriving from tc (Marcelo Ricardo Leitner) [2043548 2040334]
- net: openvswitch: Fix matching zone id for invalid conns arriving from tc (Marcelo Ricardo Leitner) [2043550 2040452]
- net/sched: flow_dissector: Fix matching on zone id for invalid conns (Marcelo Ricardo Leitner) [2043550 2040452]
- net/sched: Extend qdisc control block with tc control block (Marcelo Ricardo Leitner