Oracle Errata System Oracle Linux 5.11 2026-10-28T11:00:10 Oracle Linux 9 [5.14.0-687.61.1] - 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] [5.14.0-687.61.1] - netfilter: flowtable: hold reference on ct until flow is released (CKI Backport Bot) [RHEL-280075] {CVE-2026-98320} - vfio/pci: clear vdev->msi_perm after freeing it on init failure (Rodolfo Vick) [RHEL-270901] {CVE-2026-89777} - md/raid5-ppl: fix use-after-free in ppl_do_flush() (CKI Backport Bot) [RHEL-278089] {CVE-2026-93262} - KEYS: encrypted: fix integer overflow of datablob_len (Bruno Meneguele) [RHEL-279504] {CVE-2026-98222} - KVM: s390: pci: Reject adapter interrupt forwarding if already enabled (CKI Backport Bot) [RHEL-277620] {CVE-2026-74515} - smb: client: guard against tailsz underflow in wdata_send_pages() (Paulo Alcantara) [RHEL-257205] - smb: client: split cifsFileInfo bitfields to avoid shared-byte RMW races (Paulo Alcantara) [RHEL-257205] - smb: client: fix rlist race and missing initialization (Paulo Alcantara) [RHEL-257205] {CVE-2026-98174} - smb: client: cancel reconnect work in clean_demultiplex_info() (Paulo Alcantara) [RHEL-257205] {CVE-2026-98175} - smb/client: send lease break ACKs thru correct session for multiuser mounts (Paulo Alcantara) [RHEL-257205] - smb: client: fix cifsFileInfo reference leak in deferred close (Paulo Alcantara) [RHEL-257205] {CVE-2026-97558} - smb: client: avoid leaking refcount when cifs_sb_tlink() fails (Paulo Alcantara) [RHEL-257205] {CVE-2026-97556} - smb: client: avoid leaking refcount in cifs_queue_oplock_break() (Paulo Alcantara) [RHEL-257205] {CVE-2026-97557} - smb: client: fix data corruption with concurrent writes and O_TRUNC (Paulo Alcantara) [RHEL-257205] - cifs: don't update i_size in cifs_do_truncate without a cached handle (Paulo Alcantara) [RHEL-257205] - smb: client: invalidate fscache for fallocate range operations (Paulo Alcantara) [RHEL-257205] {CVE-2026-98124} - smb: client: fix stale page cache in insert/collapse range (Paulo Alcantara) [RHEL-257205] {CVE-2026-98125} - smb: client: fix integer truncation in collapse range (Paulo Alcantara) [RHEL-257205] - smb: client: fix data corruption in emulated insert range (Paulo Alcantara) [RHEL-257205] - smb/client: mark file sparse before emulating insert range (Paulo Alcantara) [RHEL-257205] - smb/client: validate new EOF for zero range (Paulo Alcantara) [RHEL-257205] {CVE-2026-98126} - smb/client: validate new EOF for insert range (Paulo Alcantara) [RHEL-257205] {CVE-2026-98127} - cifs: add revalidation on FSCTL failure in smb2_duplicate_extents() (Paulo Alcantara) [RHEL-257205] - cifs: fix loff_t underflow in cifs_remap_file_range() when len == 0 (Paulo Alcantara) [RHEL-257205] {CVE-2026-89640} - cifs: call pagecache_isize_extended() in cifs_setsize() when extending (Paulo Alcantara) [RHEL-257205] {CVE-2026-89642} - cifs: clear tcon after cifsFileInfo_put() in cifs_file_set_size() (Paulo Alcantara) [RHEL-257205] {CVE-2026-89641} - smb/client: decode reparse metadata using its payload type (Paulo Alcantara) [RHEL-257205] - smb/client: preserve open info type across compound queries (Paulo Alcantara) [RHEL-257205] - smb/client: mark missing nlink values as unknown (Paulo Alcantara) [RHEL-257205] - smb/client: fix nlink of an overwritten open file (Paulo Alcantara) [RHEL-257205] - cifs: remove dead size-update blocks in cifs_setattr_unix/nounix (Paulo Alcantara) [RHEL-257205] - cifs: remove redundant size-update block in cifs_remap_file_range() (Paulo Alcantara) [RHEL-257205] - cifs: add cifs_resize_file_locked() to guard fscache_resize_cookie() under i_rwsem (Paulo Alcantara) [RHEL-257205] - cifs: use cifs_invalidate_cache() in cifs_do_truncate() for O_TRUNC (Paulo Alcantara) [RHEL-257205] {CVE-2026-89639} - cifs: add fscache_resize_cookie() to cifs_setsize() (Paulo Alcantara) [RHEL-257205] - smb: client: simplify cifs_fscache_get_super_cookie() (Paulo Alcantara) [RHEL-257205] - smb/client: flush dirty data before punching a hole (Paulo Alcantara) [RHEL-257205] {CVE-2026-93794} - smb/client: refresh allocation after EOF-extending fallocate (Paulo Alcantara) [RHEL-257205] - smb/client: emulate small EOF-extending mode 0 fallocate ranges (Paulo Alcantara) [RHEL-257205] - smb/client: reduce fallocate zero buffer allocation (Paulo Alcantara) [RHEL-257205] - smb/client: refresh allocation size after duplicate extents (Paulo Alcantara) [RHEL-257205] - smb: client: use kvzalloc() for megabyte buffer in simple fallocate (Paulo Alcantara) [RHEL-257205] - smb/client: fix incorrect nlink returned by fstat() (Paulo Alcantara) [RHEL-257205] - smb/client: zero-initialize stack-allocated cifs_open_info_data (Paulo Alcantara) [RHEL-257205] {CVE-2026-93801} - smb/client: pass cifs_open_info_data to SMB2_open() (Paulo Alcantara) [RHEL-257205] - smb/client: use stack-allocated smb2_file_all_info in smb3_query_mf_symlink() (Paulo Alcantara) [RHEL-257205] - smb: client: refactor cifs_revalidate_mapping() to use clear_and_wake_up_bit() (Paulo Alcantara) [RHEL-257205] - smb/client: do not account EOF extension as allocation (Paulo Alcantara) [RHEL-257205] - smb/client: preserve errors from smb2_set_sparse() (Paulo Alcantara) [RHEL-257205] - smb/client: name the default fallocate mode (Paulo Alcantara) [RHEL-257205] - smb/client: update i_blocks after contiguous writes (Paulo Alcantara) [RHEL-257205] - smb: client: fix races in cifsd thread creation (Paulo Alcantara) [RHEL-257205] {CVE-2026-93829} - cifs: invalidate cfid on unlink/rename/rmdir (Paulo Alcantara) [RHEL-257205] - cifs: abort open_cached_dir if we don't request leases (Paulo Alcantara) [RHEL-257205] - cifs: change_conf needs to be called for session setup (Paulo Alcantara) [RHEL-257205] - smb: client: fix generic/694 due to wrong ->i_blocks (Paulo Alcantara) [RHEL-257205] - smb: client: fix open handle lookup in cifs_open() (Paulo Alcantara) [RHEL-257205] - smb: client: fix in-place encryption corruption in SMB2_write() (Paulo Alcantara) [RHEL-257205] {CVE-2026-43362} - smb: client: fix atomic open with O_DIRECT & O_SYNC (Paulo Alcantara) [RHEL-257205] - cifs: Scripted clean up fs/smb/client/cifsglob.h (Paulo Alcantara) [RHEL-257205] - cifs: Scripted clean up fs/smb/client/fscache.h (Paulo Alcantara) [RHEL-257205] - cifs: Scripted clean up fs/smb/client/cifsfs.h (Paulo Alcantara) [RHEL-257205] - cifs: Scripted clean up fs/smb/client/cifsproto.h (Paulo Alcantara) [RHEL-257205] - udp: Deal with race between UDP socket address change and rehash (Jamie Bainbridge) [RHEL-257635] {CVE-2024-57974} - smb: client: clear setuid/setgid bit on write with cifsacl/modefromsid/posix extensions (CKI Backport Bot) [RHEL-271257] {CVE-2026-89638} - net/handshake: Drain pending requests at net namespace exit (Xin Long) [RHEL-232134] {CVE-2026-63978} - net/handshake: Use spin_lock_bh for hn_lock (Xin Long) [RHEL-232134] - net/handshake: hand off the pinned file reference to accept_doit (Xin Long) [RHEL-230363] {CVE-2026-63979} - net/handshake: Take a long-lived file reference at submit (Xin Long) [RHEL-234159] {CVE-2026-64523} - fuse: re-lock request before replacing page cache folio (Miklos Szeredi) [RHEL-226093] {CVE-2026-53388} - fuse: release pipe buf after last use (Miklos Szeredi) [RHEL-226093] {CVE-2026-53388} - fuse: fix page stealing (Miklos Szeredi) [RHEL-226093] {CVE-2026-53388} - ipvs: reload ip header after head reallocation (Phil Sutter) [RHEL-263800] {CVE-2026-68476} - selinux: avoid sk_socket dereference in selinux_sctp_bind_connect() (CKI Backport Bot) [RHEL-243225] {CVE-2026-72242} - usb: usbfs: fix use-after-free of usb_device in usbdev_release() (CKI Backport Bot) [RHEL-258557] {CVE-2026-80824} - fuse: re-lock request before returning from fuse_ref_folio() (CKI Backport Bot) [RHEL-234250] {CVE-2026-64266} IMPORTANT Copyright 2026 Oracle, Inc. CVE-2024-57974 CVE-2026-53388 CVE-2026-63978 CVE-2026-63979 CVE-2026-64266 CVE-2026-64523 CVE-2026-68476 CVE-2026-72242 CVE-2026-74515 CVE-2026-80824 CVE-2026-89638 CVE-2026-89777 CVE-2026-93262 CVE-2026-98222 CVE-2026-98320 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