Oracle Errata System Oracle Linux 5.11 2026-09-25T10:38:11 Oracle Linux 9 [5.14.0-687.51.1] - 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] [5.14.0-687.51.1] - net: tun: bound receive headroom (CKI Backport Bot) [RHEL-264401] {CVE-2026-81000} - xfrm: ah6: validate routing header segments_left (CKI Backport Bot) [RHEL-264350] {CVE-2026-80844} - scsi: qla2xxx: Bound rsp_info_len to avoid OOB sense-data read (CKI Backport Bot) [RHEL-262595] {CVE-2026-89846} - nvmet-tcp: check INIT_FAILED before nvmet_req_uninit in digest error path (CKI Backport Bot) [RHEL-260449] {CVE-2026-64534} - af_unix: Drop all SCM attributes for SOCKMAP. (Davide Caratti) [RHEL-229264] {CVE-2026-53005} - smb: client: fix double-free in SMB2_flush() replay (CKI Backport Bot) [RHEL-253169] {CVE-2026-64383} - RHEL: revert 'block: only zero non-PI metadata tuples in bio_integrity_prep' (Jeff Moyer) [RHEL-189969] {CVE-2026-23007} - block: don't overwrite bip_vcnt in bio_integrity_copy_user() (Jeff Moyer) [RHEL-232369] {CVE-2026-64053} - blk-cgroup: fix UAF in __blkcg_rstat_flush() (Jeff Moyer) [RHEL-230287] {CVE-2026-63802} - ASoC: SOF: ipc3-control: Validate size in snd_sof_update_control (CKI Backport Bot) [RHEL-243625] {CVE-2026-72261} - netfilter: nft_fib: reject fib expression on the netdev egress hook (Florian Westphal) [RHEL-236634] - netfilter: nft_set_pipapo: don't leak bad clone into future transaction (Florian Westphal) [RHEL-236634] - netfilter: nft_ct: expectation timeouts are passed in milliseconds (Florian Westphal) [RHEL-236634] - netfilter: nft_compat: ebtables emulation must reject non-bridge targets (Florian Westphal) [RHEL-236634] - netfilter: nft_meta_bridge: fix NFT_META_BRI_IIFPVID stack leak (Florian Westphal) [RHEL-236634] - netfilter: nft_flow_offload: zero device address for non-ether case (Florian Westphal) [RHEL-236634] - netfilter: nft_meta_bridge: add validate callback for get operations (Florian Westphal) [RHEL-236634] - netfilter: nf_dup_netdev: add nf_dev_xmit_recursion*() helpers and use them (Florian Westphal) [RHEL-236634] - netfilter: nf_tables_offload: drop device refcount on error (Florian Westphal) [RHEL-236634] - netfilter: nf_tables_offload: add nft_flow_action_entry_next() and use it (Florian Westphal) [RHEL-236634] - netfilter: nft_byteorder: remove multi-register support (Florian Westphal) [RHEL-236634] - netfilter: nf_tables: fix dst corruption in same register operation (Florian Westphal) [RHEL-236634] {CVE-2026-64006} - netfilter: nft_fib: fix stale stack leak via the OIFNAME register (Florian Westphal) [RHEL-236634] {CVE-2026-53134} - netfilter: nft_exthdr: fix register tracking for F_PRESENT flag (Florian Westphal) [RHEL-236634] {CVE-2026-53218} - netfilter: nft_ct: bail out on template ct in get eval (Florian Westphal) [RHEL-236634] {CVE-2026-53267} - netfilter: nft_tunnel: fix use-after-free on object destroy (Florian Westphal) [RHEL-236634] {CVE-2026-53212} - netfilter: disable payload mangling in userns (Florian Westphal) [RHEL-236634] - netfilter: nft_ct: fix missing expect put in obj eval (Florian Westphal) [RHEL-236634] {CVE-2026-52970} - netfilter: nft_compat: run xt_check_hooks_{match,target}() from .validate (Florian Westphal) [RHEL-236634] - netfilter: nft_fwd_netdev: use recursion counter in neigh egress path (Florian Westphal) [RHEL-236634] - netfilter: nft_fwd_netdev: add device and headroom validate with neigh forwarding (Florian Westphal) [RHEL-236634] - netfilter: replace skb_try_make_writable() by skb_ensure_writable() (Florian Westphal) [RHEL-236634] - netfilter: nf_tables: use list_del_rcu for netlink hooks (Florian Westphal) [RHEL-236634] {CVE-2026-46324} - netfilter: nf_tables: Introduce functions freeing nft_hook objects (Florian Westphal) [RHEL-236634] - netfilter: nfnetlink_osf: fix potential NULL dereference in ttl check (Florian Westphal) [RHEL-236634] {CVE-2026-52998} - netfilter: nfnetlink_osf: fix out-of-bounds read on option matching (Florian Westphal) [RHEL-236634] {CVE-2026-52999} - netfilter: nft_osf: restrict it to ipv4 (Florian Westphal) [RHEL-236634] - netfilter: nft_ct: fix use-after-free in timeout object destroy (Florian Westphal) [RHEL-236634] {CVE-2026-31665} - netfilter: nft_set_pipapo_avx2: remove redundant loop in lookup_slow (Florian Westphal) [RHEL-236634] - netfilter: nft_set_pipapo: increment data in one step (Florian Westphal) [RHEL-236634] - netfilter: nf_tables: reject immediate NF_QUEUE verdict (Florian Westphal) [RHEL-236634] {CVE-2026-43024} - netfilter: nfnetlink_log: account for netlink header size (Florian Westphal) [RHEL-236634] {CVE-2026-31416} - selftests: netfilter: nft_concat_range.sh: add check for flush+reload bug (Florian Westphal) [RHEL-236634] - netfilter: nf_tables: always walk all pending catchall elements (Florian Westphal) [RHEL-236634] {CVE-2026-23278} - netfilter: nft_set_pipapo: split gc into unlink and reclaim phase (Florian Westphal) [RHEL-236634] {CVE-2026-23351} - netfilter: nf_tables: clone set on flush only (Florian Westphal) [RHEL-236634] {CVE-2026-23385} - netfilter: nf_tables: fix memory leak in nf_tables_newrule() (Florian Westphal) [RHEL-236634] - selftests: netfilter: nft_concat_range.sh: add check for overlap detection bug (Florian Westphal) [RHEL-236634] - netfilter: nft_ct: add seqadj extension for natted connections (Florian Westphal) [RHEL-236634] {CVE-2025-68206} - netfilter: nf_tables: use C99 struct initializer for nft_set_iter (Florian Westphal) [RHEL-236634] - netfilter: nft_objref: validate objref and objrefmap expressions (Florian Westphal) [RHEL-236634] {CVE-2025-40206} - selftests: netfilter: nft_concat_range.sh: add check for double-create bug (Florian Westphal) [RHEL-236634] - netfilter: nft_set_pipapo_avx2: fix skip of expired entries (Florian Westphal) [RHEL-236634] - netfilter: nft_set_pipapo: use 0 genmask for packetpath lookups (Florian Westphal) [RHEL-236634] - netfilter: nft_set_pipapo: don't check genbit from packetpath lookups (Florian Westphal) [RHEL-236634] - netfilter: nf_tables: all transaction allocations can now sleep (Florian Westphal) [RHEL-236634] - netfilter: nf_tables: allow iter callbacks to sleep (Florian Westphal) [RHEL-236634] - netfilter: nft_set_pipapo: Store real pointer, adjust later. (Florian Westphal) [RHEL-236634] - netfilter: nft_set_pipapo_avx2: split lookup function in two parts (Florian Westphal) [RHEL-236634] - netfilter: nft_set_pipapo: don't return bogus extension pointer (Florian Westphal) [RHEL-236634] - selftests: netfilter: nft_concat_range.sh: send packets to empty set (Florian Westphal) [RHEL-236634] - netfilter: nf_tables: adjust lockdep assertions handling (Florian Westphal) [RHEL-236634] - selftests: netfilter: nft_concat_range.sh: add datapath check for map fill bug (Florian Westphal) [RHEL-236634] - selftests: netfilter: nft_concat_range.sh: prefer per element counters for testing (Florian Westphal) [RHEL-236634] - netfilter: nft_tunnel: fix geneve_opt dump (Florian Westphal) [RHEL-236634] - selftests: netfilter: nft_concat_range.sh: add coverage for 4bit group representation (Florian Westphal) [RHEL-236634] - netfilter: nft_set_hash: GC reaps elements with conncount for dynamic sets only (Florian Westphal) [RHEL-236634] - netfilter: nf_tables: Flowtable hook's pf value never varies (Florian Westphal) [RHEL-236634] - netfilter: nf_tables: remove the genmask parameter (Florian Westphal) [RHEL-236634] - netfilter: nf_tables: do not defer rule destruction via call_rcu (Florian Westphal) [RHEL-236634] {CVE-2024-56655} - netfilter: nf_tables: wait for rcu grace period on net_device removal (Florian Westphal) [RHEL-236634] - netfilter: nft_set_pipapo: fix null deref for empty set (Florian Westphal) [RHEL-236634] {CVE-2025-39867} - netfilter: nft_set_pipapo: prefer kvmalloc for scratch maps (Florian Westphal) [RHEL-236634] - netfilter: nft_set_pipapo: merge pipapo_get/lookup (Florian Westphal) [RHEL-236634] - netfilter: nft_set: remove one argument from lookup and update functions (Florian Westphal) [RHEL-236634] - netfilter: nft_set_pipapo: remove unused arguments (Florian Westphal) [RHEL-236634] - netfilter: nft_set_pipapo: clamp maximum map bucket size to INT_MAX (Florian Westphal) [RHEL-236634] {CVE-2025-38201} - netfilter: nft_set_pipapo: prevent overflow in lookup table allocation (Florian Westphal) [RHEL-236634] {CVE-2025-38162} - netfilter: nf_tables: missing objects with no memcg accounting (Florian Westphal) [RHEL-236634] - netfilter: nf_tables: allow clone callbacks to sleep (Florian Westphal) [RHEL-236634] - netfilter: nft_set_pipapo: remove dirty flag (Florian Westphal) [RHEL-236634] - netfilter: nft_set_pipapo: move cloning of match info to insert/removal path (Florian Westphal) [RHEL-236634] - netfilter: nft_set_pipapo: prepare pipapo_get helper for on-demand clone (Florian Westphal) [RHEL-236634] - netfilter: nft_set_pipapo: merge deactivate helper into caller (Florian Westphal) [RHEL-236634] - netfilter: nft_set_pipapo: prepare walk function for on-demand clone (Florian Westphal) [RHEL-236634] - netfilter: nft_set_pipapo: prepare destroy function for on-demand clone (Florian Westphal) [RHEL-236634] - netfilter: nft_set_pipapo: make pipapo_clone helper return NULL (Florian Westphal) [RHEL-236634] - netfilter: nft_set_pipapo: move prove_locking helper around (Florian Westphal) [RHEL-236634] - netfilter: nft_set_pipapo: use GFP_KERNEL for insertions (Florian Westphal) [RHEL-236634] - netfilter: nft_set_pipapo: speed up bulk element insertions (Florian Westphal) [RHEL-236634] - netfilter: nft_set_pipapo: shrink data structures (Florian Westphal) [RHEL-236634] - netfilter: nft_set_pipapo_avx2: remove redundant pointer lt (Florian Westphal) [RHEL-236634] - netfilter: nft_ct: drop pending enqueued packets on removal (Florian Westphal) [RHEL-236634] {CVE-2026-43060} - netfilter: nf_tables: cleanup documentation (Florian Westphal) [RHEL-236634] - nf_tables: nft_dynset: fix possible stateful expression memleak in error path (Florian Westphal) [RHEL-236634] {CVE-2026-23399} - netfilter: x_tables: add .check_hooks to matches and targets (Florian Westphal) [RHEL-236634] - netfilter: xtables: restrict several matches to inet family (Florian Westphal) [RHEL-236634] {CVE-2026-53001} - netfilter: nf_tables: avoid false-positive lockdep splats with basechain hook (Florian Westphal) [RHEL-236634] - netfilter: nf_tables: use rcu chain hook list iterator from netlink dump path (Florian Westphal) [RHEL-236634] - netfilter: nft_set_bitmap: fix lockdep splat due to missing annotation (Florian Westphal) [RHEL-236634] - netfilter: nf_tables: avoid false-positive lockdep splats in set walker (Florian Westphal) [RHEL-236634] - netfilter: nf_tables: avoid false-positive lockdep splats with flowtables (Florian Westphal) [RHEL-236634] - netfilter: nf_tables: avoid false-positive lockdep splats with sets (Florian Westphal) [RHEL-236634] - netfilter: nf_tables: missing extended netlink error in lookup functions (Florian Westphal) [RHEL-236634] - netfilter: nf_tables: avoid false-positive lockdep splat on rule deletion (Florian Westphal) [RHEL-236634] - ALSA: timer: drain a slave's callback before its master detaches it (CKI Backport Bot) [RHEL-236081] {CVE-2026-68201} - sctp: don't free the ASCONF's own transport in DEL-IP processing (CKI Backport Bot) [RHEL-234304] {CVE-2026-64564} - mac802154: llsec: add skb_cow_data() before in-place crypto (CKI Backport Bot) [RHEL-231022] {CVE-2026-63831} - sctp: prevent peer transport count overflow (Xin Long) [RHEL-216251] [5.14.0-687.50.1] - crypto: af_alg - Fix incorrect boolean values in af_alg_ctx (CKI Backport Bot) [RHEL-264235] {CVE-2025-39964} - crypto: af_alg - Disallow concurrent writes in af_alg_sendmsg (CKI Backport Bot) [RHEL-264235] {CVE-2025-39964} - mm/hugetlb: fix list corruption in allocate_file_region_entries() (Rafael Aquini) [RHEL-254487] {CVE-2026-74518} - smb: client: fix multiuser mount with krb5 (Jorge San Emeterio Villalain) [RHEL-254108] - net/mlx5e: macsec: fix use-after-free of metadata_dst on RX SC delete (Mohammad Heib) [RHEL-242927] {CVE-2026-72072} - iommu/vt-d: Clear Present bit before tearing down scalable-mode context entry (Eder Zulian) [RHEL-228484] - iommu/vt-d: Fix race condition during PASID entry replacement (Eder Zulian) [RHEL-228484] {CVE-2026-45945} - iommu/vt-d: Clear Present bit before tearing down context entry (Eder Zulian) [RHEL-228484] {CVE-2026-45944} - iommu/vt-d: Clear Present bit before tearing down PASID entry (Eder Zulian) [RHEL-228484] {CVE-2026-45894} - libceph: Reject monmaps advertising zero monitors (CKI Backport Bot) [RHEL-237896] {CVE-2026-68155} - libceph: guard missing CRUSH type name lookup (CKI Backport Bot) [RHEL-237554] {CVE-2026-68157} - libceph: refresh auth->authorizer_buf{,_len} after authorizer update (CKI Backport Bot) [RHEL-237486] {CVE-2026-68156} - Bluetooth: RFCOMM: Fix session UAF in set_termios (CKI Backport Bot) [RHEL-237311] {CVE-2026-68188} - Bluetooth: mgmt: hold reference for hci_conn in mgmt_pending_cmds (CKI Backport Bot) [RHEL-236850] {CVE-2026-68391} - net/mlx5: Fix MCIA register buffer overflow on 32 dword reads (CKI Backport Bot) [RHEL-236791] {CVE-2026-68293} - dm cache policy smq: check allocation under invalidate lock (CKI Backport Bot) [RHEL-231819] {CVE-2026-53062} - dm cache policy smq: fix missing locks in invalidating cache blocks (CKI Backport Bot) [RHEL-231819] {CVE-2026-53062} - crypto: ccp - Fix a crash due to incorrect cleanup usage of kfree (CKI Backport Bot) [RHEL-230406] {CVE-2026-45959} - keys: Pin request_key_auth payload in instantiate paths (CKI Backport Bot) [RHEL-225501] {CVE-2026-63823} - ice: call netif_keep_dst() once when entering switchdev mode (Jakub Ramaseuski) [RHEL-213003] - ice: fix ice_init_link() error return preventing probe (Jakub Ramaseuski) [RHEL-213003] - ice: fix AQ error code comparison in ice_set_pauseparam() (Jakub Ramaseuski) [RHEL-213003] - ice: fix FDIR CTRL VSI resource leak in ice_reset_all_vfs() (Jakub Ramaseuski) [RHEL-213003] - ice: dpll: fix memory leak in ice_dpll_init_info error paths (Jakub Ramaseuski) [RHEL-213003] - ice: dpll: set pointers to NULL after kfree in ice_dpll_deinit_info (Jakub Ramaseuski) [RHEL-213003] - ice: remove redundant checks from PTP init (Jakub Ramaseuski) [RHEL-213003] - ice: implement E825 TX ref clock control and TXC hardware sync status (Jakub Ramaseuski) [RHEL-213003] - ice: add Tx reference clock index handling to AN restart command (Jakub Ramaseuski) [RHEL-213003] - ice: implement CPI support for E825C (Jakub Ramaseuski) [RHEL-213003] - ice: introduce TXC DPLL device and TX ref clock pin framework for E825 (Jakub Ramaseuski) [RHEL-213003] - ice: fix missing priority callbacks for U.FL DPLL pins (Jakub Ramaseuski) [RHEL-213003] - ice: restore PTP Rx timestamp config after ethtool set-channels (Jakub Ramaseuski) [RHEL-213003] - ice: ptp: use primary NAC semaphore on E825 (Jakub Ramaseuski) [RHEL-213003] - ice: ptp: serialize E825 PHY timer start with PTP lock (Jakub Ramaseuski) [RHEL-213003] - ice: fix setting promisc mode while adding VID filter (Jakub Ramaseuski) [RHEL-213003] - ice: fix VF queue configuration with low MTU values (Jakub Ramaseuski) [RHEL-213003] - ice: fix locking around wait_event_interruptible_locked_irq (Jakub Ramaseuski) [RHEL-213003] - ice: dpll: Fix compilation warning (Jakub Ramaseuski) [RHEL-213003] - ice: mention fw_activate action along with devlink reload (Jakub Ramaseuski) [RHEL-213003] - ice: dpll: fix misplaced header macros (Jakub Ramaseuski) [RHEL-213003] - ice: dpll: fix rclk pin state get for E810 (Jakub Ramaseuski) [RHEL-213003] - Revert 'ice: dpll: fix rclk pin state get and misplaced header macros' (Jakub Ramaseuski) [RHEL-213003] - ice: fix locking in ice_dcb_rebuild() (Jakub Ramaseuski) [RHEL-213003] - ice: fix setting RSS VSI hash for E830 (Jakub Ramaseuski) [RHEL-213003] - ice: fix potential NULL pointer deref in error path of ice_set_ringparam() (Jakub Ramaseuski) [RHEL-213003] {CVE-2026-53007} - ice: fix race condition in TX timestamp ring cleanup (Jakub Ramaseuski) [RHEL-213003] {CVE-2026-53008} - ice: fix ICE_AQ_LINK_SPEED_M for 200G (Jakub Ramaseuski) [RHEL-213003] - ice: fix PHY config on media change with link-down-on-close (Jakub Ramaseuski) [RHEL-213003] - ice: Fix memory leak in ice_set_ringparam() (Jakub Ramaseuski) [RHEL-213003] {CVE-2026-23389} - ice: fix double-free of tx_buf skb (Jakub Ramaseuski) [RHEL-213003] {CVE-2026-53009} - ice: fix double free in ice_sf_eth_activate() error path (Jakub Ramaseuski) [RHEL-213003] {CVE-2026-46162} - ice: update PCS latency settings for E825 10G/25Gb modes (Jakub Ramaseuski) [RHEL-213003] - ice: fix 'adjust' timer programming for E830 devices (Jakub Ramaseuski) [RHEL-213003] - ice: use bitmap_empty() in ice_vf_has_no_qs_ena (Jakub Ramaseuski) [RHEL-213003] - ice: ptp: don't WARN when controlling PF is unavailable (Jakub Ramaseuski) [RHEL-213003] {CVE-2026-43346} - ice: use ice_update_eth_stats() for representor stats (Jakub Ramaseuski) [RHEL-213003] - ice: fix inverted ready check for VF representors (Jakub Ramaseuski) [RHEL-213003] - drivers: net: ice: fix devlink parameters get without irdma (Jakub Ramaseuski) [RHEL-213003] - ice: fix retry for AQ command 0x06EE (Jakub Ramaseuski) [RHEL-213003] - ice: reintroduce retry mechanism for indirect AQ (Jakub Ramaseuski) [RHEL-213003] - ice: fix adding AQ LLDP filter for VF (Jakub Ramaseuski) [RHEL-213003] - ice: recap the VSI and QoS info after rebuild (Jakub Ramaseuski) [RHEL-213003] - ice: stop counting UDP csum mismatch as rx_errors (Jakub Ramaseuski) [RHEL-213003] - ice: convert all ring stats to u64_stats_t (Jakub Ramaseuski) [RHEL-213003] - ice: shorten ring stat names and add accessors (Jakub Ramaseuski) [RHEL-213003] - ice: use u64_stats API to access pkts/bytes in dim sample (Jakub Ramaseuski) [RHEL-213003] - ice: remove ice_q_stats struct and use struct_group (Jakub Ramaseuski) [RHEL-213003] - ice: pass pointer to ice_fetch_u64_stats_per_ring (Jakub Ramaseuski) [RHEL-213003] - ice: unify PHY FW loading status handler for E800 devices (Jakub Ramaseuski) [RHEL-213003] - ice: Make name member of struct ice_cgu_pin_desc const (Jakub Ramaseuski) [RHEL-213003] - dpll: use pin owner's dpll ref for pin-level attribute reporting (Jakub Ramaseuski) [RHEL-213003] - dpll: allow fwnode pins to attempt state change without capability bit (Jakub Ramaseuski) [RHEL-213003] - dpll: extend pin notifier with notification source ID (Jakub Ramaseuski) [RHEL-213003] - dpll: balance create/delete notifications in __dpll_pin_(un)register (Jakub Ramaseuski) [RHEL-213003] - dpll: guard sync-pair removal on full pin unregister (Jakub Ramaseuski) [RHEL-213003] - dpll: emit per-dpll delete notifications in dpll_pin_on_pin_unregister() (Jakub Ramaseuski) [RHEL-213003] - dpll: send delete notification before unregister in on-pin rollback (Jakub Ramaseuski) [RHEL-213003] - dpll: fix stale iteration in dpll_pin_on_pin_unregister() (Jakub Ramaseuski) [RHEL-213003] - dpll: allow registering FW-identified pin with a different DPLL (Jakub Ramaseuski) [RHEL-213003] - dpll: add generic DPLL type (Jakub Ramaseuski) [RHEL-213003] - dpll: zl3073x: make frequency monitor a per-device attribute (Jakub Ramaseuski) [RHEL-213003] - dpll: zl3073x: use __dpll_device_change_ntf() and remove change_work (Jakub Ramaseuski) [RHEL-213003] {CVE-2026-63977} - dpll: export __dpll_device_change_ntf() for use under dpll_lock (Jakub Ramaseuski) [RHEL-213003] - dpll: change dpll_netdev_pin_handle_size() to assume DPLL_A_PIN_ID will be used (Jakub Ramaseuski) [RHEL-213003] - dpll: zl3073x: fix memory leak on pin registration failure (Jakub Ramaseuski) [RHEL-213003] - dpll: zl3073x: Use named initializers for struct i2c_device_id (Jakub Ramaseuski) [RHEL-213003] - dpll: Prevent duplicate registrations (Jakub Ramaseuski) [RHEL-213003] {CVE-2026-23129} IMPORTANT Copyright 2026 Oracle, Inc. CVE-2026-23007 CVE-2026-53005 CVE-2026-63802 CVE-2026-63831 CVE-2026-64053 CVE-2026-64383 CVE-2026-64534 CVE-2026-64564 CVE-2026-68201 CVE-2026-72261 CVE-2026-80844 CVE-2026-81000 CVE-2026-89846 cpe:/a:oracle:linux:9::appstream cpe:/o:oracle:linux:9:8:baseos_patch cpe:/a:oracle:linux:9::codeready_builder cpe:/o:oracle:linux:9::baseos_latest