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Wed Oct 07 2026 EL Errata <el-errata_ww@oracle.com> [4.18.0-553.172.1.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]
- Add new Oracle Linux Driver Signing (key 1) certificate [Orabug: 37985772]
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Wed Oct 07 2026 CKI KWF Bot <cki-ci-bot+kwf-gitlab-com@redhat.com> [4.18.0-553.172.1.el8_10]
- svcrdma: Reject inline replies that overflow the pull-up buffer (Roberto Bergantinos Corpas) [RHEL-187743] {CVE-2026-89530}
- packet: use consistent hard_header_len in TX_RING send path (Jamie Bainbridge) [RHEL-244539]
- net: remove CAP_SYS_RAWIO zero-padding in dev_validate_header (Jamie Bainbridge) [RHEL-244539]
- packet: use consistent hard_header_len in non-ring send paths (Jamie Bainbridge) [RHEL-244539] {CVE-2026-74582}
- net/ip6_tunnel: Prevent perpetual tunnel growth (Jamie Bainbridge) [RHEL-244539]
- net: tunnels: annotate lockless accesses to dev->needed_headroom (Jamie Bainbridge) [RHEL-244539]
- vsock/vmci: fix UAF when peer resets connection during handshake (CKI Backport Bot) [RHEL-232253] {CVE-2026-64115}
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Mon Oct 05 2026 CKI KWF Bot <cki-ci-bot+kwf-gitlab-com@redhat.com> [4.18.0-553.171.1.el8_10]
- nvme/ioctl: check SUBMIT_IO with CAP_SYS_ADMIN (Chris Leech) [RHEL-269479] {CVE-2026-90227}
- s390/topology: Use zero-based numbering for containing entities (Jan Polensky) [RHEL-252199]
- s390/vfio_ccw: Implement a crw lock (Jan Polensky) [RHEL-252194]
- s390/vfio_ccw: Selectively expand io_mutex (Jan Polensky) [RHEL-252194]
- s390/vfio_ccw: Cancel existing workqueues (Jan Polensky) [RHEL-252194]
- s390/vfio_ccw: Ensure index for read/write regions are within range (Jan Polensky) [RHEL-252194]
- s390/vfio_ccw: Calculate idal length based on idaw type (Jan Polensky) [RHEL-252194]
- s390/vfio_ccw: Ensure first IDAW remains constant (Jan Polensky) [RHEL-252194]
- s390/vfio_ccw: Fix out of bounds check on CCW array (Jan Polensky) [RHEL-252194]
- s390/vfio_ccw: Limit the number of channel program segments (Jan Polensky) [RHEL-252194]
- s390/vfio_ccw: Free all memory if cp_init() fails (Jan Polensky) [RHEL-252194]
- nvme-pci: fix mempool alloc size (Maurizio Lombardi) [RHEL-230386] {CVE-2022-50756}
- nvme-pci: use max of PRP or SGL for iod size (Maurizio Lombardi) [RHEL-230386] {CVE-2022-50756}
- nvme: add missing SRCU grace period in error path (CKI Backport Bot) [RHEL-270894] {CVE-2026-89972}
- netfilter: nf_conntrack: use get_unaligned_be32() in tcp_sack() (CKI Backport Bot) [RHEL-270661] {CVE-2026-97417}
- crypto: af_alg - Cap AEAD AD length to 0x80000000 (Pablo Alessandro Santos Hugen) [RHEL-259055] {CVE-2026-52972}
- vlan: fix skb_under_panic and races when toggling HW VLAN offload (Jamie Bainbridge) [RHEL-254254]
- macvlan: inherit needed_headroom and needed_tailroom from lowerdev (Jamie Bainbridge) [RHEL-254254]
- ipvlan: inherit needed_headroom and needed_tailroom from phy_dev (Jamie Bainbridge) [RHEL-254254] {CVE-2026-74744}
- vxlan: require CAP_NET_ADMIN in the device netns for changelink (Jamie Bainbridge) [RHEL-238885] {CVE-2026-68432}
- tunnels: do not assume transport header in iptunnel_pmtud_check_icmp() (Jamie Bainbridge) [RHEL-230777] {CVE-2026-63992}
- net: ip6_gre: require CAP_NET_ADMIN in the device netns for changelink (Jamie Bainbridge) [RHEL-247003] {CVE-2026-72052}
- net: ip_gre: require CAP_NET_ADMIN in the device netns for changelink (Jamie Bainbridge) [RHEL-247023] {CVE-2026-63829}
- net: ip_gre: Accept IFLA_INFO_DATA-less configuration (Jamie Bainbridge) [RHEL-247023]
- net: ip_gre: Separate ERSPAN newlink / changelink callbacks (Jamie Bainbridge) [RHEL-247023]
- tunnels: load network headers after skb_cow() in iptunnel_pmtud_build_icmp[v6]() (Jamie Bainbridge) [RHEL-259654] {CVE-2026-63994}
- NFSD: Force all NFSv4.2 COPY requests to be synchronous (Roberto Bergantinos Corpas) [RHEL-266661]
- nvme-tcp: fix host memory disclosure on R2T for a read command (CKI Backport Bot) [RHEL-263413] {CVE-2026-89481}
- netfilter: nf_conntrack_sip: widen NAT rewrite delta to s32 in sip_help_tcp() (CKI Backport Bot) [RHEL-260589] {CVE-2026-74569}
- KVM: s390: vsie: zero stale crypto bits (CKI Backport Bot) [RHEL-258125] {CVE-2026-80921}
- net/mlx5: Fix slab-out-of-bounds in mlx5_query_nic_vport_mac_list (Mohammad Heib) [RHEL-225698] {CVE-2026-53230}
- ipvs: clear IPv4 options after rebasing tunnel ICMP errors (Phil Sutter) [RHEL-254393] {CVE-2026-74669}
- ipvs: ensure inner headers in ICMP errors are in headroom (Phil Sutter) [RHEL-254393]
- KVM: SVM: Update x2APIC MSR intercepts if AVIC is inhibited while L2 is active (CKI Backport Bot) [RHEL-254507] {CVE-2026-74516}
- netfilter: nf_queue: pin bridge device while NFQUEUE holds fake dst (CKI Backport Bot) [RHEL-252413] {CVE-2026-72255}
- netfilter: flowtable: publish GC-visible tuple last (CKI Backport Bot) [RHEL-250542] {CVE-2026-74746}
- RDMA/bnxt_re: Prevent handling any completions after qp destroy (Kamal Heib) [RHEL-231374] {CVE-2023-54048}
- gfs2: add some missing log locking (Andrew Price) [RHEL-230306] {CVE-2026-53049}
- gfs2: Move gfs2_remove_from_journal to log.c (Andrew Price) [RHEL-230306] {CVE-2026-53049}
- gfs2: Fix unlikely race in gdlm_put_lock (CKI Backport Bot) [RHEL-231267] {CVE-2025-40242}
- gfs2: Unlock fewer glocks on unmount (CKI Backport Bot) [RHEL-231267] {CVE-2025-40242}
- media: tuner: xc5000: Fix use-after-free in xc5000_release (Kate Hsuan) [RHEL-231646] {CVE-2025-39994}
- media: tunner: xc5000: Refactor firmware load (Kate Hsuan) [RHEL-231646]
- net/sched: act_ct: Only release RCU read lock after ct_ft (Ivan Vecera) [RHEL-229652] {CVE-2026-46319}
- sched: act_ct: take care of padding in struct zones_ht_key (Ivan Vecera) [RHEL-229652] {CVE-2026-46319}
- sched: act_ct: add netns into the key of tcf_ct_flow_table (Ivan Vecera) [RHEL-229652] {CVE-2026-46319}
- RDMA/uverbs: Validate wqe_size before using it in ib_uverbs_post_send (CKI Backport Bot) [RHEL-232580] {CVE-2026-45856}
- gfs2: Fix slab-use-after-free in qd_put (CKI Backport Bot) [RHEL-227251] {CVE-2026-45861}
- net/sched: qfq: Use cl_is_active to determine whether class is active in qfq_rm_from_ag (CKI Backport Bot) [RHEL-226861] {CVE-2026-23105}
- net_sched: qfq: Fix double list add in class with netem as child qdisc (CKI Backport Bot) [RHEL-226861] {CVE-2026-23105}
- ipvs: clear the svc scheduler ptr early on edit (CKI Backport Bot) [RHEL-225976] {CVE-2026-53270}
- KVM: SVM: Fix page overflow in sev_dbg_crypt() for ENCRYPT path (CKI Backport Bot) [RHEL-214936] {CVE-2026-63794}
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Wed Sep 30 2026 CKI KWF Bot <cki-ci-bot+kwf-gitlab-com@redhat.com> [4.18.0-553.170.1.el8_10]
- keys: Do not drop the auth key's request_key_auth reference in revoke (Thomas Huth) [RHEL-270349]
- Tracing: Fix a race condition in register_trace_kprobe() (Jerome Marchand) [RHEL-214136]
- dm-integrity: don't increment hash_offset twice (CKI Backport Bot) [RHEL-257757] {CVE-2026-72099}
- net/liquidio: drop cached VF pci_dev LUT (Izabela Bakollari) [RHEL-244368] {CVE-2026-72329}
- liquidio: Use pcie_flr() instead of reimplementing it (Izabela Bakollari) [RHEL-244368]
- vmxnet3: fix BUG_ON in vmxnet3_get_hdr_len() for Geneve packets (CKI Backport Bot) [RHEL-252809] {CVE-2026-68299}
- RDMA/siw: Reject MPA FPDU length underflow before signed receive math (CKI Backport Bot) [RHEL-232567] {CVE-2026-64102}
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Mon Sep 28 2026 CKI KWF Bot <cki-ci-bot+kwf-gitlab-com@redhat.com> [4.18.0-553.169.1.el8_10]
- net: mana: Fix TOCTOU double-fetch of hwc_msg_id from DMA buffer (Filippo Storniolo) [RHEL-230983] {CVE-2026-64034}
- arm64: tlb: Flush walk cache when unsharing PMD tables (Rafael Aquini) [RHEL-259308] {CVE-2026-63875}
- perf: Reject exited events as group leaders (Anubhav Shelat) [RHEL-258792] {CVE-2026-74753}
- perf/core: Detach event groups during remove_on_exec (Anubhav Shelat) [RHEL-250500] {CVE-2026-64556}
- drm/amdgpu: Fix context pstate override handling (Jocelyn Falempe) [RHEL-236710] {CVE-2026-68273}
- drm/amdgpu: keep amdgpu_ctx_mgr in ctx structure (Jocelyn Falempe) [RHEL-236710]
- drm/amdgpu/vcn: fix integer overflow in dec_msg buffer count check (Jocelyn Falempe) [RHEL-225309]
- drm/amdgpu/vcn3: Avoid overflow on msg bound check (Jocelyn Falempe) [RHEL-225309]
- drm/amdgpu/vcn3: Prevent OOB reads when parsing dec msg (Jocelyn Falempe) [RHEL-225309] {CVE-2026-46230}
- drm/amdgpu/vcn4: Avoid overflow on msg bound check (Jocelyn Falempe) [RHEL-225430]
- drm/amdgpu/vcn4: Prevent OOB reads when parsing dec msg (Jocelyn Falempe) [RHEL-225430] {CVE-2026-46199}
- drm/amdgpu/vcn4: Prevent OOB reads when parsing IB (Jocelyn Falempe) [RHEL-226024] {CVE-2026-46204}
- drm/amdgpu/vcn4: Fix IB parsing with multiple engine info packages (Jocelyn Falempe) [RHEL-226024]
- fbcon: Set fb_display[i]->mode to NULL when the mode is released (Jocelyn Falempe) [RHEL-230330] {CVE-2025-40323}
- libceph: bound pg_{temp,upmap,upmap_items} length to CEPH_PG_MAX_SIZE (CKI Backport Bot) [RHEL-237150] {CVE-2026-68159}
- libceph: Amend checking to fix `make W=1` build breakage (CKI Backport Bot) [RHEL-237150] {CVE-2026-68159}
- ext4: fix e4b bitmap inconsistency reports (Lukas Herbolt) [RHEL-225932] {CVE-2026-45942}
- libceph: Reject monmaps advertising zero monitors (CKI Backport Bot) [RHEL-237904] {CVE-2026-68155}
- libceph: refresh auth->authorizer_buf{,_len} after authorizer update (CKI Backport Bot) [RHEL-237472] {CVE-2026-68156}
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Wed Sep 23 2026 CKI KWF Bot <cki-ci-bot+kwf-gitlab-com@redhat.com> [4.18.0-553.168.1.el8_10]
- pppoe: reload header pointer after dev_hard_header() (Guillaume Nault) [RHEL-237293] {CVE-2026-68121}
- nvme-tcp: reject a read that transferred too few bytes (CKI Backport Bot) [RHEL-263345] {CVE-2026-89480}
- nvme: rename and document nvme_end_request (CKI Backport Bot) [RHEL-263345] {CVE-2026-89480}
- ipvs: do not propagate one-packet flag to synced conns (CKI Backport Bot) [RHEL-255839] {CVE-2026-80714}
- netfilter: nf_queue: hold bridge skb->dev while queued (CKI Backport Bot) [RHEL-231233] {CVE-2026-52912}
- drm/amdgpu: Fix fence put before wait in amdgpu_amdkfd_submit_ib (CKI Backport Bot) [RHEL-221269] {CVE-2026-31566}
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Tue Sep 22 2026 CKI KWF Bot <cki-ci-bot+kwf-gitlab-com@redhat.com> [4.18.0-553.167.1.el8_10]
- net: tun: bound receive headroom (CKI Backport Bot) [RHEL-264385] {CVE-2026-81000}
- xfrm: ah6: validate routing header segments_left (CKI Backport Bot) [RHEL-264314] {CVE-2026-80844}
- scsi: qla2xxx: Bound rsp_info_len to avoid OOB sense-data read (CKI Backport Bot) [RHEL-262571] {CVE-2026-89846}
- ASoC: SOF: ipc3-control: Validate size in snd_sof_update_control (CKI Backport Bot) [RHEL-243620] {CVE-2026-72261}
- mac802154: llsec: add skb_cow_data() before in-place crypto (Abhishek Rawal) [RHEL-231030] {CVE-2026-63831}
- sctp: don't free the ASCONF's own transport in DEL-IP processing (CKI Backport Bot) [RHEL-234282] {CVE-2026-64564}
- drm/amdgpu: Fix use-after-free race in VM acquire (CKI Backport Bot) [RHEL-222381] {CVE-2026-43370}
- sctp: prevent peer transport count overflow (Xin Long) [RHEL-216297]
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Mon Sep 21 2026 CKI KWF Bot <cki-ci-bot+kwf-gitlab-com@redhat.com> [4.18.0-553.166.1.el8_10]
- crypto: af_alg - Fix incorrect boolean values in af_alg_ctx (CKI Backport Bot) [RHEL-264205] {CVE-2025-39964}
- crypto: af_alg - Disallow concurrent writes in af_alg_sendmsg (CKI Backport Bot) [RHEL-264205] {CVE-2025-39964}
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Mon Sep 21 2026 CKI KWF Bot <cki-ci-bot+kwf-gitlab-com@redhat.com> [4.18.0-553.165.1.el8_10]
- nvmet-tcp: check INIT_FAILED before nvmet_req_uninit in digest error path (CKI Backport Bot) [RHEL-260522] {CVE-2026-64534}
- nvmet-tcp: pass iov_len instead of sg->length to bvec_set_page() (Chris Leech) [RHEL-260522] {CVE-2026-64534}
- nvmet-tcp: remove nvmet_tcp_finish_cmd (CKI Backport Bot) [RHEL-260522] {CVE-2026-64534}
- nvmet-tcp: fix NULL pointer dereference during release (Chris Leech) [RHEL-260522] {CVE-2026-64534}
- nvmet-tcp: don't map pages which can't come from HIGHMEM (CKI Backport Bot) [RHEL-260522] {CVE-2026-64534}
- xfs: do not allocate the entire delalloc extent in xfs_bmapi_write (Lukas Herbolt) [RHEL-251578]
- xfs: fix xfs_bmap_add_extent_delay_real for partial conversions (Lukas Herbolt) [RHEL-251578]
- xfs: remove the xfs_iext_peek_prev_extent call in xfs_bmapi_allocate (Lukas Herbolt) [RHEL-251578]
- xfs: pass the actual offset and len to allocate to xfs_bmapi_allocate (Lukas Herbolt) [RHEL-251578]
- xfs: don't open code XFS_FILBLKS_MIN in xfs_bmapi_write (Lukas Herbolt) [RHEL-251578]
- xfs: lift a xfs_valid_startblock into xfs_bmapi_allocate (Lukas Herbolt) [RHEL-251578]
- xfs: remove the unusued tmp_logflags variable in xfs_bmapi_allocate (Lukas Herbolt) [RHEL-251578]
- keys: Pin request_key_auth payload in instantiate paths (Bruno Meneguele) [RHEL-225491] {CVE-2026-63823}
- iommu/vt-d: Remove unnecessary locking in intel_irq_remapping_alloc() (Jakub Brnak) [RHEL-243217]
- iommu/vt-d: Clear Present bit before tearing down PASID entry (Eder Zulian) [RHEL-228475] {CVE-2026-45894}
- iommu/amd: Fix clone_alias() to use the original device's devid (Eder Zulian) [RHEL-227450] {CVE-2026-53053}
- Bluetooth: RFCOMM: Fix session UAF in set_termios (CKI Backport Bot) [RHEL-237326] {CVE-2026-68188}
- net/mlx5: Fix MCIA register buffer overflow on 32 dword reads (CKI Backport Bot) [RHEL-236787] {CVE-2026-68293}
- RDMA/rxe: Fix a use-after-free problem in rxe_mmap (Kamal Heib) [RHEL-233821] {CVE-2026-64582}
- RDMA/rxe: Reject unknown opcodes before ICRC processing (Kamal Heib) [RHEL-226871] {CVE-2026-46133}
- RDMA/rxe: Validate pad and ICRC before payload_size() in rxe_rcv (Kamal Heib) [RHEL-228181] {CVE-2026-46043}
- dm cache policy smq: check allocation under invalidate lock (CKI Backport Bot) [RHEL-231810] {CVE-2026-53062}
- dm cache policy smq: fix missing locks in invalidating cache blocks (CKI Backport Bot) [RHEL-231810] {CVE-2026-53062}
- Bluetooth: HIDP: fix missing length checks in hidp_input_report() (CKI Backport Bot) [RHEL-231060] {CVE-2026-63947}
- Bluetooth: L2CAP: Fix potential user-after-free (CKI Backport Bot) [RHEL-229428] {CVE-2023-54214}
- Bluetooth: L2CAP: Fix possible crash on l2cap_ecred_conn_rsp (CKI Backport Bot) [RHEL-228747] {CVE-2026-63975}
- Bluetooth: SMP: force responder MITM requirements before building the pairing response (CKI Backport Bot) [RHEL-227528] {CVE-2026-43334}
- Bluetooth: Fix race condition in hidp_session_thread (CKI Backport Bot) [RHEL-227382] {CVE-2023-54120}
- Bluetooth: RFCOMM: validate skb length in MCC handlers (CKI Backport Bot) [RHEL-225633] {CVE-2026-53254}
- Bluetooth: RFCOMM: hold listener socket in rfcomm_connect_ind() (CKI Backport Bot) [RHEL-225571] {CVE-2026-53256}
- Bluetooth: serialize accept_q access (CKI Backport Bot) [RHEL-225535] {CVE-2026-52918}
- Bluetooth: btusb: revert use of devm_kzalloc in btusb (CKI Backport Bot) [RHEL-225154] {CVE-2025-71082}
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Wed Sep 16 2026 CKI KWF Bot <cki-ci-bot+kwf-gitlab-com@redhat.com> [4.18.0-553.164.1.el8_10]
- net: qrtr: fix 32-bit integer overflow in qrtr_endpoint_post() (Izabela Bakollari) [RHEL-244096] {CVE-2026-72298}
- ipv6: sit: reload inner IPv6 header after GSO offloads (Jamie Bainbridge) [RHEL-225905] {CVE-2026-53228}
- ipvlan: Make the addrs_lock be per port (Jamie Bainbridge) [RHEL-229962] {CVE-2026-23103}
- xfrm: Fix dev use-after-free in xfrm async resumption (Sabrina Dubroca) [RHEL-232949] {CVE-2026-31663}
- xfrm: hold dev ref until after transport_finish NF_HOOK (Sabrina Dubroca) [RHEL-232949] {CVE-2026-31663}
- xfrm: hold device only for the asynchronous decryption (Sabrina Dubroca) [RHEL-232949] {CVE-2026-31663}
- xfrm: input: hold netns during deferred transport reinjection (Sabrina Dubroca) [RHEL-227504] {CVE-2026-63919}
- xfrm: fix stale skb->prev after async crypto steals a GSO segment (Sabrina Dubroca) [RHEL-236099] {CVE-2026-68426}
- xfrm: propagate -EINPROGRESS from validate_xmit_xfrm() (Sabrina Dubroca) [RHEL-236099] {CVE-2026-68426}
- xfrm: policy: fix use-after-free on inexact bin in xfrm_policy_bysel_ctx() (Sabrina Dubroca) [RHEL-227976] {CVE-2026-53239}
- ip6: vti: Use ip6_tnl.net in vti6_changelink(). (Sabrina Dubroca) [RHEL-231741] {CVE-2026-63917}
- ip6: vti: Use ip6_tnl.net in vti6_siocdevprivate(). (Sabrina Dubroca) [RHEL-228934] {CVE-2026-63921}
- inet: RAW sockets using IPPROTO_RAW MUST drop incoming ICMP (Jamie Bainbridge) [RHEL-226122] {CVE-2026-46266}
- ipv4: free net->ipv4.sysctl_local_reserved_ports after unregister_net_sysctl_table() (Jamie Bainbridge) [RHEL-227265] {CVE-2026-64002}
- ppp: require CAP_NET_ADMIN in target netns for unattached ioctls (Jamie Bainbridge) [RHEL-227981] {CVE-2026-53075}
- ipv6: mcast: Fix use-after-free when processing MLD queries (Jamie Bainbridge) [RHEL-226057] {CVE-2026-53275}
- net: guard timestamp cmsgs to real error queue skbs (Jamie Bainbridge) [RHEL-225848] {CVE-2026-53223}
- flow_dissector: do not dissect PPPoE PFC frames (Jamie Bainbridge) [RHEL-232609] {CVE-2026-46306}
- ipv6: prevent possible UaF in addrconf_permanent_addr() (Jamie Bainbridge) [RHEL-225595] {CVE-2026-43339}
- net: slip: serialize receive against buffer reallocation (Michal Schmidt) [RHEL-237390] {CVE-2026-68143}
- slip: not call free_netdev before rtnl_unlock in slip_open (Michal Schmidt) [RHEL-237390]
- slip: Fix use-after-free Read in slip_open (Michal Schmidt) [RHEL-237390]
- slip: Fix memory leak in slip_open error path (Michal Schmidt) [RHEL-237390]
- netfilter: require Ethernet MAC header before using eth_hdr() (CKI Backport Bot) [RHEL-230663] {CVE-2026-53131}
- netfilter: nf_conntrack_h323: fix OOB read in decode_choice() (CKI Backport Bot) [RHEL-230607] {CVE-2026-43233}
- ALSA: timer: Fix UAF at snd_timer_user_params() (CKI Backport Bot) [RHEL-228683] {CVE-2026-53192}
- netfilter: xt_policy: fix strict mode inbound policy matching (CKI Backport Bot) [RHEL-228832] {CVE-2026-52920}
- netfilter: conntrack_irc: fix possible out-of-bounds read (CKI Backport Bot) [RHEL-225240] {CVE-2026-53268}
- IB/isert: Reject login PDUs shorter than ISER_HEADERS_LEN (CKI Backport Bot) [RHEL-191599] {CVE-2026-53176}