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High ELSA-2025-15011 7 CVEs

Important: kernel security update (Oracle Linux 9)

Published Sep 3, 2025 · Updated Sep 3, 2025

Summary

[5.14.0-570.39.1.0.1_6.OL9]
- nvme-pci: remove two deallocate zeroes quirks [Orabug: 37756650]
- 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]

[5.14.0-570.39.1_6]
- xfrm: interface: fix use-after-free after changing collect_md xfrm interface (CKI Backport Bot) [RHEL-109529] {CVE-2025-38500}
- Merge: net: mana: Fix race of mana_hwc_post_rx_wqe and new hwc response [rhel-9.6.z] (Maxim Levitsky) [RHEL-58904]
- s390/pci: Serialize device addition and removal (Mete Durlu) [RHEL-102036]
- s390/pci: Allow re-add of a reserved but not yet removed device (Mete Durlu) [RHEL-102036]
- s390/pci: Prevent self deletion in disable_slot() (Mete Durlu) [RHEL-102036]
- s390/pci: Remove redundant bus removal and disable from zpci_release_device() (Mete Durlu) [RHEL-102036]
- s390/pci: Fix duplicate pci_dev_put() in disable_slot() when PF has child VFs (Thomas Huth) [RHEL-102036] {CVE-2025-37946}
- s390/pci: Fix missing check for zpci_create_device() error return (Mete Durlu) [RHEL-102036] {CVE-2025-37974}
- s390/pci: Fix potential double remove of hotplug slot (Thomas Huth) [RHEL-102036] {CVE-2024-56699}
- s390/pci: remove hotplug slot when releasing the device (Thomas Huth) [RHEL-102036]
- s390/pci: introduce lock to synchronize state of zpci_dev's (Thomas Huth) [RHEL-102036]
- s390/pci: rename lock member in struct zpci_dev (Thomas Huth) [RHEL-102036]
- net/sched: Abort __tc_modify_qdisc if parent class does not exist (CKI Backport Bot) [RHEL-107895]
- i40e: report VF tx_dropped with tx_errors instead of tx_discards (Dennis Chen) [RHEL-105137]
- s390/pci: Fix zpci_bus_is_isolated_vf() for non-VFs (Mete Durlu) [RHEL-94815]
- s390/pci: Fix handling of isolated VFs (CKI Backport Bot) [RHEL-85387]
- s390/pci: Pull search for parent PF out of zpci_iov_setup_virtfn() (CKI Backport Bot) [RHEL-85387]
- s390/pci: Fix SR-IOV for PFs initially in standby (CKI Backport Bot) [RHEL-85387]
- tipc: Fix use-after-free in tipc_conn_close(). (CKI Backport Bot) [RHEL-106651] {CVE-2025-38464}
- Revert 'smb: client: fix TCP timers deadlock after rmmod' (Paulo Alcantara) [RHEL-106415] {CVE-2025-22077}
- Revert 'smb: client: Fix netns refcount imbalance causing leaks and use-after-free' (Paulo Alcantara) [RHEL-106415]
- smb: client: Fix netns refcount imbalance causing leaks and use-after-free (Paulo Alcantara) [RHEL-106415]
- watchdog/perf: properly initialize the turbo mode timestamp and rearm counter (David Arcari) [RHEL-103555]

[5.14.0-570.38.1_6]
- net/sched: ets: use old 'nbands' while purging unused classes (CKI Backport Bot) [RHEL-107537] {CVE-2025-38350}
- net/sched: Always pass notifications when child class becomes empty (Ivan Vecera) [RHEL-93387] {CVE-2025-38350}
- net_sched: ets: fix a race in ets_qdisc_change() (Ivan Vecera) [RHEL-107537] {CVE-2025-38107}
- sch_htb: make htb_deactivate() idempotent (Ivan Vecera) [RHEL-93387] {CVE-2025-37953}
- codel: remove sch->q.qlen check before qdisc_tree_reduce_backlog() (Ivan Vecera) [RHEL-93387] {CVE-2025-37798}
- sch_qfq: make qfq_qlen_notify() idempotent (Ivan Vecera) [RHEL-93387] {CVE-2025-38350}
- sch_drr: make drr_qlen_notify() idempotent (Ivan Vecera) [RHEL-93387] {CVE-2025-38350}
- sch_htb: make htb_qlen_notify() idempotent (Ivan Vecera) [RHEL-93387] {CVE-2025-37932}
- net_sched: hfsc: Fix a potential UAF in hfsc_dequeue() too (CKI Backport Bot) [RHEL-107630] {CVE-2025-37823}
- i40e: fix MMIO write access to an invalid page in i40e_clear_hw (CKI Backport Bot) [RHEL-106046] {CVE-2025-38200}
- vsock: Fix transport_* TOCTOU (CKI Backport Bot) [RHEL-106003] {CVE-2025-38461}
- RDMA/iwcm: Fix use-after-free of work objects after cm_id destruction (CKI Backport Bot) [RHEL-104273] {CVE-2025-38211}

Fixed packages 29

ReleasePackageFixed in
Oracle Linux · 9 kernel 0:5.14.0-570.39.1.0.1.el9_6
Oracle Linux · 9 kernel-abi-stablelists 0:5.14.0-570.39.1.0.1.el9_6
Oracle Linux · 9 kernel-core 0:5.14.0-570.39.1.0.1.el9_6
Oracle Linux · 9 kernel-cross-headers 0:5.14.0-570.39.1.0.1.el9_6
Oracle Linux · 9 kernel-debug 0:5.14.0-570.39.1.0.1.el9_6
Oracle Linux · 9 kernel-debug-core 0:5.14.0-570.39.1.0.1.el9_6
Oracle Linux · 9 kernel-debug-devel 0:5.14.0-570.39.1.0.1.el9_6
Oracle Linux · 9 kernel-debug-devel-matched 0:5.14.0-570.39.1.0.1.el9_6
Oracle Linux · 9 kernel-debug-modules 0:5.14.0-570.39.1.0.1.el9_6
Oracle Linux · 9 kernel-debug-modules-core 0:5.14.0-570.39.1.0.1.el9_6
Oracle Linux · 9 kernel-debug-modules-extra 0:5.14.0-570.39.1.0.1.el9_6
Oracle Linux · 9 kernel-debug-uki-virt 0:5.14.0-570.39.1.0.1.el9_6
Oracle Linux · 9 kernel-devel 0:5.14.0-570.39.1.0.1.el9_6
Oracle Linux · 9 kernel-devel-matched 0:5.14.0-570.39.1.0.1.el9_6
Oracle Linux · 9 kernel-doc 0:5.14.0-570.39.1.0.1.el9_6
Oracle Linux · 9 kernel-headers 0:5.14.0-570.39.1.0.1.el9_6
Oracle Linux · 9 kernel-modules 0:5.14.0-570.39.1.0.1.el9_6
Oracle Linux · 9 kernel-modules-core 0:5.14.0-570.39.1.0.1.el9_6
Oracle Linux · 9 kernel-modules-extra 0:5.14.0-570.39.1.0.1.el9_6
Oracle Linux · 9 kernel-tools 0:5.14.0-570.39.1.0.1.el9_6
Oracle Linux · 9 kernel-tools-libs 0:5.14.0-570.39.1.0.1.el9_6
Oracle Linux · 9 kernel-tools-libs-devel 0:5.14.0-570.39.1.0.1.el9_6
Oracle Linux · 9 kernel-uki-virt 0:5.14.0-570.39.1.0.1.el9_6
Oracle Linux · 9 kernel-uki-virt-addons 0:5.14.0-570.39.1.0.1.el9_6
Oracle Linux · 9 libperf 0:5.14.0-570.39.1.0.1.el9_6
Oracle Linux · 9 perf 0:5.14.0-570.39.1.0.1.el9_6
Oracle Linux · 9 python3-perf 0:5.14.0-570.39.1.0.1.el9_6
Oracle Linux · 9 rtla 0:5.14.0-570.39.1.0.1.el9_6
Oracle Linux · 9 rv 0:5.14.0-570.39.1.0.1.el9_6

Vulnerabilities 7

  • Critical 9.8

    RDMA/iwcm: Fix use-after-free of work objects after cm_id destruction

    In the Linux kernel, the following vulnerability has been resolved: RDMA/iwcm: Fix use-after-free of work objects after cm_id destruction The commit 59c68ac31e15 ("iw_cm: free cm_id resources on the last deref") simplified cm_id resource management by freeing…

  • High 7.8

    net_sched: hfsc: Fix a potential UAF in hfsc_dequeue() too

    In the Linux kernel, the following vulnerability has been resolved: net_sched: hfsc: Fix a potential UAF in hfsc_dequeue() too Similarly to the previous patch, we need to safe guard hfsc_dequeue() too. But for this one, we don't have a reliable reproducer.

  • High 7.8

    net/sched: Always pass notifications when child class becomes empty

    In the Linux kernel, the following vulnerability has been resolved: net/sched: Always pass notifications when child class becomes empty Certain classful qdiscs may invoke their classes' dequeue handler on an enqueue operation. This may unexpectedly empty the …

  • High 7.8

    tipc: Fix use-after-free in tipc_conn_close().

    In the Linux kernel, the following vulnerability has been resolved: tipc: Fix use-after-free in tipc_conn_close(). syzbot reported a null-ptr-deref in tipc_conn_close() during netns dismantle. [0] tipc_topsrv_stop() iterates tipc_net(net)->topsrv->conn_idr an…

  • High 7.8

    xfrm: interface: fix use-after-free after changing collect_md xfrm interface

    In the Linux kernel, the following vulnerability has been resolved: xfrm: interface: fix use-after-free after changing collect_md xfrm interface collect_md property on xfrm interfaces can only be set on device creation, thus xfrmi_changelink() should fail whe…

  • High 7.0

    vsock: Fix transport_* TOCTOU

    In the Linux kernel, the following vulnerability has been resolved: vsock: Fix transport_* TOCTOU Transport assignment may race with module unload. Protect new_transport from becoming a stale pointer. This also takes care of an insecure call in vsock_use_loca…

  • Unscored —

    i40e: fix MMIO write access to an invalid page in i40e_clear_hw

    In the Linux kernel, the following vulnerability has been resolved: i40e: fix MMIO write access to an invalid page in i40e_clear_hw When the device sends a specific input, an integer underflow can occur, leading to MMIO write access to an invalid page. Preven…