Oracle Errata System Oracle Linux 5.11 2026-10-14T12:23:28 Oracle Linux 9 [5.14.0-687.57.1] - 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] [5.14.0-687.57.1] - nvmet-auth: Synchronize timeout work during SQ teardown (CKI Backport Bot) [RHEL-276348] {CVE-2026-89970} - drm/amdkfd: Add TLB flush after MES queue eviction/suspension (Jose Exposito) [RHEL-262131] {CVE-2026-89811} - drm/xe/uapi: Reject coh_none PAT index for CPU cached memory in madvise (Jose Exposito) [RHEL-250806] {CVE-2026-46309} - drm/xe: Fix memory leak in xe_vm_madvise_ioctl (Jose Exposito) [RHEL-250806] - drm/amd/display: set new_stream to NULL after release (CKI Backport Bot) [RHEL-260532] {CVE-2026-68236} - drm/vmwgfx: use check_add_overflow for shader size+offset bound (CKI Backport Bot) [RHEL-258162] {CVE-2026-80887} - drm/amdgpu: fix lifetime issue of amdgpu_vm_get_task_info_pasid() (CKI Backport Bot) [RHEL-236241] {CVE-2026-68245} - drm/dp/mst: fix buffer overflows in sideband chunk accumulation (CKI Backport Bot) [RHEL-240851] {CVE-2026-68278} - bpf: Restrict JIT predictor flush to cBPF (Viktor Malik) [RHEL-273882] {CVE-2026-64508} - x86/bugs: Enable IBPB flush on BPF JIT allocation (Viktor Malik) [RHEL-273998] {CVE-2026-64507} - bpf: Support for hardening against JIT spraying (Viktor Malik) [RHEL-273882] {CVE-2026-64508} - openvswitch: fix GSO userspace truncation underflow (CKI Backport Bot) [RHEL-263867] {CVE-2026-68123} - media: cx231xx: reject geometry changes while the VBI queue is busy (CKI Backport Bot) [RHEL-262527] {CVE-2026-89894} - macsec: fix replay protection at XPN lower-PN wrap (Abhishek Rawal) [RHEL-226673] {CVE-2026-63925} - cifs: validate DFS referral string offsets (CKI Backport Bot) [RHEL-261999] {CVE-2026-72318} [5.14.0-687.56.1] - ice: use per-interface clock_id for E825 generic DPLLs (Jakub Ramaseuski) [RHEL-183201] - ice: add TSPLL DPLL device and TIME_REF pin for E825 (Jakub Ramaseuski) [RHEL-183201] - ice: monitor TSPLL lock from PTP periodic worker (Jakub Ramaseuski) [RHEL-183201] - ice: suppress DPLL errors during reset recovery (Jakub Ramaseuski) [RHEL-183201] - redhat/configs: Enable Epson RX8111 RTC driver (CKI Backport Bot) [RHEL-212014] - rtc: rx8111: Adapt upstream driver for kernel 5.14 (CKI Backport Bot) [RHEL-212014] - rtc: rx8111: handle VLOW flag (CKI Backport Bot) [RHEL-212014] - rtc: rx8111: demote warnings to debug level (CKI Backport Bot) [RHEL-212014] - rtc: Add driver for Epson RX8111 (CKI Backport Bot) [RHEL-212014] - nfsd: defer vfree of compound ops to fix rpc_status UAF (Roberto Bergantinos Corpas) [RHEL-264950] {CVE-2026-89690} - svcrdma: Reject inline replies that overflow the pull-up buffer (Roberto Bergantinos Corpas) [RHEL-187734] {CVE-2026-89530} - nfsd: initialize copy-notify stateid before publishing it (Roberto Bergantinos Corpas) [RHEL-264186] {CVE-2026-89669} - nfsd: revoke copy-notify stateids before dropping their reference (Roberto Bergantinos Corpas) [RHEL-264152] {CVE-2026-89663} - nfsd: check client ownership when cancelling a copy-notify stateid (Roberto Bergantinos Corpas) [RHEL-264152] - nfsd: fix cpntf publish race in nfs4_init_cp_state (Roberto Bergantinos Corpas) [RHEL-264152] - NFSD: Fix SECINFO_NO_NAME decode error cleanup (Roberto Bergantinos Corpas) [RHEL-259240] {CVE-2026-53398} - SUNRPC: pin upper rpc_clnt across the TLS connect_worker (Roberto Bergantinos Corpas) [RHEL-261480] {CVE-2026-72317} - vlan: fix skb_under_panic and races when toggling HW VLAN offload (Vb Vasu) [RHEL-254246] - macvlan: inherit needed_headroom and needed_tailroom from lowerdev (Vb Vasu) [RHEL-254246] - ipvlan: inherit needed_headroom and needed_tailroom from phy_dev (Vb Vasu) [RHEL-254246] {CVE-2026-74744} - ipvlan: Make the addrs_lock be per port (Vb Vasu) [RHEL-246115] {CVE-2026-23103} - sched/rt,dl: Skip migrate-disabled tasks when picking a push candidate (Herton R. Krzesinski) [RHEL-256279] - sched: Make class_schedulers avoid pushing current, and get rid of proxy_tag_curr() [partial] (Herton R. Krzesinski) [RHEL-256279] - vsock/virtio: bind uarg before filling zerocopy skb (Jon Maloy) [RHEL-229027] {CVE-2026-63970} - vsock/virtio: fix zerocopy completion for multi-skb sends (Jon Maloy) [RHEL-232843] {CVE-2026-53365} - vsock/virtio: fix MSG_ZEROCOPY pinned-pages accounting (Jon Maloy) [RHEL-232843] {CVE-2026-53365} - idpf: fix max_vport related crash on allocation error during init (Michal Schmidt) [RHEL-243408] {CVE-2026-68291} - idpf: fix double free and use-after-free in aux device error paths (Michal Schmidt) [RHEL-243408] {CVE-2026-53286} - idpf: fix read_dev_clk_lock spinlock init in idpf_ptp_init() (Michal Schmidt) [RHEL-243408] {CVE-2026-64162} - idpf: fix PREEMPT_RT raw/bh spinlock nesting for async VC handling (Michal Schmidt) [RHEL-243408] {CVE-2026-31647} - KVM: SEV: Use READ_ONCE() when reading entries/indices from PSC buffer (Rahul Kumar) [RHEL-192284] {CVE-2026-53360} - KVM: SEV: Check PSC request indices against the actual size of the buffer (Rahul Kumar) [RHEL-192284] {CVE-2026-53360} - KVM: SEV: Don't explicitly pass PSC buffer to snp_begin_psc() (Rahul Kumar) [RHEL-192284] {CVE-2026-53360} - KVM: SEV: WARN if KVM attempts to setup scratch area with min_len==0 (Rahul Kumar) [RHEL-192284] {CVE-2026-53360} - KVM: SEV: Compute the correct max length of the in-GHCB scratch area (Rahul Kumar) [RHEL-192284] {CVE-2026-53360} - KVM: SEV: Use the size of the PSC header as the minimum size for PSC requests (Rahul Kumar) [RHEL-192284] {CVE-2026-53360} - KVM: SEV: Ignore Port I/O requests of length '0' (Rahul Kumar) [RHEL-192284] {CVE-2026-53360} - KVM: SEV: Reject MMIO requests larger than 8 bytes with GHCB v2+ (Rahul Kumar) [RHEL-192284] {CVE-2026-53360} - KVM: SVM: Provide helpers to set the error code (Rahul Kumar) [RHEL-192284] {CVE-2026-53360} - KVM: SVM: Convert plain error code numbers to defines (Rahul Kumar) [RHEL-192284] {CVE-2026-53360} - KVM: SEV: Ignore MMIO requests of length '0' (Rahul Kumar) [RHEL-192284] {CVE-2026-53360} - KVM: x86: Consolidate SEV-ES MMIO emulation into a single public API (Rahul Kumar) [RHEL-192284] {CVE-2026-53360} - KVM: x86: Dedup kvm_sev_es_mmio_{read,write}() (Rahul Kumar) [RHEL-192284] {CVE-2026-53360} - KVM: x86: Harden SEV-ES MMIO against on-stack use-after-free (Rahul Kumar) [RHEL-192284] {CVE-2026-53360} - KVM: SEV: Require in-GHCB scratch area if GHCB v2+ is in use (Rahul Kumar) [RHEL-192284] {CVE-2026-53360} - x86/vmware: Fix hypercall clobbers (Jon Maloy) [RHEL-186577] - vsock/vmci: fix UAF when peer resets connection during handshake (CKI Backport Bot) [RHEL-232270] {CVE-2026-64115} - igc: set tx buffer type for SMD frames (CKI Backport Bot) [RHEL-227034] {CVE-2026-64035} - iavf: fix wrong VLAN mask for legacy Rx descriptors L2TAG2 (CKI Backport Bot) [RHEL-169480] [5.14.0-687.55.1] - dmaengine: idxd: Fix refcount underflow on module unload (Jerry Snitselaar) [RHEL-274410] - nvme/ioctl: check SUBMIT_IO with nvme_cmd_allowed() (CKI Backport Bot) [RHEL-269504] {CVE-2026-90227} - s390/cpum_cf: Handle CPU hotplug via prepare/dead callbacks (Jan Polensky) [RHEL-270892] - netfilter: nfnetlink_log: wait for rcu grace period before freeing pernet state (CKI Backport Bot) [RHEL-271672] {CVE-2026-93288} - thermal: core: Fix thermal zone device registration error path (Dennis Chen) [RHEL-226822] {CVE-2026-43332} - nvme: add missing SRCU grace period in error path (CKI Backport Bot) [RHEL-270902] {CVE-2026-89972} - netfilter: nf_conntrack: use get_unaligned_be32() in tcp_sack() (CKI Backport Bot) [RHEL-270670] {CVE-2026-97417} - KVM: arm64: Reassign nested_mmus array behind mmu_lock (Jon Maloy) [RHEL-227040] {CVE-2026-46317} - Bluetooth: hci_uart: clear HCI_UART_SENDING when write_work is canceled (CKI Backport Bot) [RHEL-232611] {CVE-2026-46275} - Bluetooth: hci_uart: fix UAFs and race conditions in close and init paths (CKI Backport Bot) [RHEL-232611] {CVE-2026-46275} - io_uring/kbuf: check if target buffer list is still legacy on recycle (David Jeffery) [RHEL-254192] - nvme-tcp: fix host memory disclosure on R2T for a read command (CKI Backport Bot) [RHEL-263460] {CVE-2026-89481} - nvme-tcp: reject a read that transferred too few bytes (CKI Backport Bot) [RHEL-263369] {CVE-2026-89480} - ipv6: add NULL checks for idev in SRv6 paths (Antoine Tenart) [RHEL-257690] {CVE-2026-23442} - ipv6: fix use-after-free in ip6_finish_output2() (Antoine Tenart) [RHEL-258675] {CVE-2026-80792} - ipv6: exthdrs: refresh nh pointer after ipv6_hop_jumbo() (Antoine Tenart) [RHEL-259361] {CVE-2026-63924} - ipv6: exthdrs: refresh nh after handling HAO option (Antoine Tenart) [RHEL-259413] {CVE-2026-63922} - ipv6: rpl: fix hdrlen overflow in ipv6_rpl_srh_decompress() (Antoine Tenart) [RHEL-231279] {CVE-2026-63984} - ipv6: validate extension header length before copying to cmsg (Antoine Tenart) [RHEL-225381] {CVE-2026-63920} - Bluetooth: L2CAP: Fix use-after-free in l2cap_sock_new_connection_cb() (CKI Backport Bot) [RHEL-231351] {CVE-2026-64557} - Bluetooth: 6lowpan: fix cyclic locking warning on netdev unregister (CKI Backport Bot) [RHEL-231351] {CVE-2026-64557} - Bluetooth: L2CAP: Fix null-ptr-deref in l2cap_sock_new_connection_cb() (CKI Backport Bot) [RHEL-231351] {CVE-2026-64557} - vxlan: do not reuse cached ip_hdr() value after skb_tunnel_check_pmtu() (Abhishek Rawal) [RHEL-231721] {CVE-2026-63993} - tunnels: load network headers after skb_cow() in iptunnel_pmtud_build_icmp[v6]() (Abhishek Rawal) [RHEL-259588] {CVE-2026-63994} - tunnels: do not assume transport header in iptunnel_pmtud_check_icmp() (Abhishek Rawal) [RHEL-230774] {CVE-2026-63992} - vxlan: require CAP_NET_ADMIN in the device netns for changelink (Abhishek Rawal) [RHEL-238889] {CVE-2026-68432} - net: ip6_gre: require CAP_NET_ADMIN in the device netns for changelink (Abhishek Rawal) [RHEL-247004] {CVE-2026-72052} - net: ip_gre: require CAP_NET_ADMIN in the device netns for changelink (Abhishek Rawal) [RHEL-247040] {CVE-2026-63829} - hwmon: (core) Use device name as a fallback in devm_hwmon_device_register_with_info (CKI Backport Bot) [RHEL-262029] - netfilter: nf_conntrack_sip: widen NAT rewrite delta to s32 in sip_help_tcp() (CKI Backport Bot) [RHEL-260635] {CVE-2026-74569} - smb: client: fix double-free in SMB2_ioctl() replay (CKI Backport Bot) [RHEL-259778] {CVE-2026-64385} - KVM: s390: vsie: zero stale crypto bits (CKI Backport Bot) [RHEL-258123] {CVE-2026-80921} - dm-integrity: don't increment hash_offset twice (CKI Backport Bot) [RHEL-257771] {CVE-2026-72099} - KVM: nSVM: Raise #UD if unhandled VMMCALL isn't intercepted by L1 (Jon Maloy) [RHEL-227374] {CVE-2026-46076} - KVM: SVM: Update x2APIC MSR intercepts if AVIC is inhibited while L2 is active (Jon Maloy) [RHEL-254524] {CVE-2026-74516} - KVM: SVM: Set/clear CR8 write interception when AVIC is (de)activated (Jon Maloy) [RHEL-254524] {CVE-2026-74516} - KVM: SVM: Move x2AVIC MSR interception helper to avic.c (Jon Maloy) [RHEL-254524] {CVE-2026-74516} - Bluetooth: L2CAP: use chan timer to close channels in cleanup_listen() (David Marlin) [RHEL-229777] - Bluetooth: fix UAF in bt_accept_dequeue() (CKI Backport Bot) [RHEL-229777] {CVE-2026-53357} - Bluetooth: fix UAF in l2cap_sock_cleanup_listen() vs l2cap_conn_del() (CKI Backport Bot) [RHEL-229777] {CVE-2026-53357} - ipvs: clear IPv4 options after rebasing tunnel ICMP errors (CKI Backport Bot) [RHEL-254400] {CVE-2026-74669} - ipvs: ensure inner headers in ICMP errors are in headroom (CKI Backport Bot) [RHEL-254400] {CVE-2026-74669} - ipvs: fix PMTU for GUE/GRE tunnel ICMP errors (CKI Backport Bot) [RHEL-254400] {CVE-2026-74669} - netfilter: nf_queue: pin bridge device while NFQUEUE holds fake dst (CKI Backport Bot) [RHEL-252427] {CVE-2026-72255} - KVM: arm64: vgic: Check the interrupt is still ours before migrating it (CKI Backport Bot) [RHEL-252481] {CVE-2026-72289} - netfilter: flowtable: publish GC-visible tuple last (CKI Backport Bot) [RHEL-250570] {CVE-2026-74746} - netfilter: nf_log: validate MAC header was set before dumping it (CKI Backport Bot) [RHEL-232060] {CVE-2026-52942} - netfilter: nf_conntrack_sip: don't use simple_strtoul (CKI Backport Bot) [RHEL-232031] {CVE-2026-52986} - gfs2: add some missing log locking (CKI Backport Bot) [RHEL-230316] {CVE-2026-53049} - gfs2: Fix slab-use-after-free in qd_put (CKI Backport Bot) [RHEL-227553] {CVE-2026-45861} - tls: Use __sk_dst_get() and dst_dev_rcu() in get_netdev_for_sock(). (CKI Backport Bot) [RHEL-189937] {CVE-2025-40149} IMPORTANT Copyright 2026 Oracle, Inc. CVE-2026-46309 CVE-2026-63925 CVE-2026-64507 CVE-2026-64508 CVE-2026-68123 CVE-2026-68236 CVE-2026-68245 CVE-2026-68278 CVE-2026-72318 CVE-2026-80887 CVE-2026-89811 CVE-2026-89894 CVE-2026-89970 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