Oracle Errata System Oracle Linux 5.11 2026-08-21T11:06:29 Oracle Linux 9 [5.14.0-687.41.1] - 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] [5.14.0-687.41.1] - smb: client: validate DFS referral PathConsumed (CKI Backport Bot) [RHEL-237668] {CVE-2026-68343} - posix-cpu-timers: Prevent UAF caused by non-leader exec() race (Waiman Long) [RHEL-227844] {CVE-2026-64560} - posix-cpu-timers: Fix pid refcount leak in do_cpu_nanosleep() error path (Waiman Long) [RHEL-227844] {CVE-2026-64370} - posix-timers: Retrieve interval in common timer_settime() code (Waiman Long) [RHEL-227844] - posix-cpu-timers: Simplify posix_cpu_timer_set() (Waiman Long) [RHEL-227844] - posix-cpu-timers: Remove incorrect comment in posix_cpu_timer_set() (Waiman Long) [RHEL-227844] - posix-cpu-timers: Use @now instead of @val for clarity (Waiman Long) [RHEL-227844] - posix-cpu-timers: Do not arm SIGEV_NONE timers (Waiman Long) [RHEL-227844] - posix-cpu-timers: Replace old expiry retrieval in posix_cpu_timer_set() (Waiman Long) [RHEL-227844] - posix-cpu-timers: Handle SIGEV_NONE timers correctly in timer_set() (Waiman Long) [RHEL-227844] - posix-cpu-timers: Handle SIGEV_NONE timers correctly in timer_get() (Waiman Long) [RHEL-227844] - posix-cpu-timers: Handle interval timers correctly in timer_get() (Waiman Long) [RHEL-227844] - posix-cpu-timers: Save interval only for armed timers (Waiman Long) [RHEL-227844] - posix-cpu-timers: Split up posix_cpu_timer_get() (Waiman Long) [RHEL-227844] - smb/client: handle overlapping allocated ranges in fallocate (CKI Backport Bot) [RHEL-236207] {CVE-2026-68388} - smb: client: mask server-provided mode to 07777 in modefromsid (CKI Backport Bot) [RHEL-234528] {CVE-2026-64379} - cgroup/psi: Set of->priv to NULL upon file release (Waiman Long) [RHEL-232554] - sched/psi: Create the psimon kthread outside of cgroup_mutex (Waiman Long) [RHEL-232554] - sched/psi: fix race between file release and pressure write (Waiman Long) [RHEL-232554] {CVE-2026-52991} - smb: client: fix query_info() replay double-free (CKI Backport Bot) [RHEL-234121] {CVE-2026-64386} - smb: client: fix double-free in SMB2_open() replay (CKI Backport Bot) [RHEL-234107] {CVE-2026-64382} - mm/huge_memory: update file PMD counter before folio_put() (Luiz Capitulino) [RHEL-231225] {CVE-2026-53189} - net/smc: reject CHID-0 ACCEPT that matches an empty ism_dev slot (CKI Backport Bot) [RHEL-230090] {CVE-2026-64048} - ip6_gre: Use cached t->net in ip6erspan_changelink(). (CKI Backport Bot) [RHEL-180144] {CVE-2026-46120} [5.14.0-687.40.1] - scsi: target: iscsi: Fix CRC overread and double-free in iscsit_handle_text_cmd() (Maurizio Lombardi) [RHEL-213222] {CVE-2026-63888} - smb: client: fix SMB1 TRANS2 multi-response truncation in SendReceive() (Paulo Alcantara) [RHEL-235811] - drm/amdgpu: fix amdgpu_hmm_range_get_pages (Jose Exposito) [RHEL-222614] {CVE-2026-63879} - drm/amd/display: Use krealloc_array() in dal_vector_reserve() (CKI Backport Bot) [RHEL-222668] {CVE-2026-53329} - drm/amd/display: Clamp VBIOS HDMI retimer register count to array size (CKI Backport Bot) [RHEL-222683] {CVE-2026-53136} - drm/amdkfd: Fix buffer overflow in SDMA queue checkpoint/restore on GFX11 (CKI Backport Bot) [RHEL-222703] {CVE-2026-53143} - drm/amdkfd: Fix watch_id bounds checking in debug address watch v2 (CKI Backport Bot) [RHEL-222718] {CVE-2026-45878} - drm/i915: Fix potential UAF in TTM object purge (CKI Backport Bot) [RHEL-222742] {CVE-2026-63884} - drm/i915/gem: Fix phys BO pread/pwrite with offset (CKI Backport Bot) [RHEL-222748] {CVE-2026-53356} - drm/amd/display: Validate payload length and link_index in dc_process_dmub_aux_transfer_async (CKI Backport Bot) [RHEL-222571] {CVE-2026-64219} - drm/amdgpu: zero-initialize GART table on allocation (CKI Backport Bot) [RHEL-222647] {CVE-2026-53374} - drm/amdkfd: Fix out-of-bounds write in kfd_event_page_set() (CKI Backport Bot) [RHEL-221333] {CVE-2026-43206} - drm/amdgpu: Refactor amdgpu_gem_va_ioctl for Handling Last Fence Update and Timeline Management v7 (CKI Backport Bot) [RHEL-221368] {CVE-2026-43237} - drm/amdgpu: Refactor amdgpu_gem_va_ioctl for Handling Last Fence Update and Timeline Management v4 (CKI Backport Bot) [RHEL-221368] {CVE-2026-43237} - wifi: iwlwifi: reduce encryption error message to debug level in FIPS mode (Jose Ignacio Tornos Martinez) [RHEL-181065] - wifi: iwlwifi: restore FIPS-disabled features with fips exception (Jose Ignacio Tornos Martinez) [RHEL-181065] - wifi: mac80211: allow keys to driver with fips exception (Jose Ignacio Tornos Martinez) [RHEL-181065] - crypto: fips: add rh_fips_exception kernel boot parameter and fips_allows() helper (Jose Ignacio Tornos Martinez) [RHEL-181065] - netfilter: nf_conntrack_h323: fix OOB read in decode_choice() (CKI Backport Bot) [RHEL-230625] {CVE-2026-43233} - netfilter: synproxy: refresh tcphdr after skb_ensure_writable (CKI Backport Bot) [RHEL-228909] {CVE-2026-64007} - memfd: deny writeable mappings when implying SEAL_WRITE (Luiz Capitulino) [RHEL-228523] {CVE-2026-63952} - mm/memfd: fix spelling in memfd_add_seals() (Luiz Capitulino) [RHEL-228523] - vhost: reset the vring metadata cache on vring reconfiguration (CKI Backport Bot) [RHEL-224549] - udf: fix partition descriptor append bookkeeping (CKI Backport Bot) [RHEL-179581] {CVE-2026-45991} IMPORTANT Copyright 2026 Oracle, Inc. CVE-2026-43206 CVE-2026-43233 CVE-2026-43237 CVE-2026-45878 CVE-2026-45991 CVE-2026-46120 CVE-2026-52991 CVE-2026-53136 CVE-2026-53143 CVE-2026-53189 CVE-2026-53329 CVE-2026-53356 CVE-2026-53374 CVE-2026-63879 CVE-2026-63884 CVE-2026-63888 CVE-2026-63952 CVE-2026-64007 CVE-2026-64048 CVE-2026-64219 CVE-2026-64379 CVE-2026-64382 CVE-2026-64386 CVE-2026-64560 CVE-2026-68343 CVE-2026-68388 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