In the Linux kernel, the following vulnerability has been resolved: sctp: linearize cloned gso packets in sctp_rcv A cloned head skb still shares these frag skbs in fraglist with the original head skb. It's not safe to access these frag skbs. syzbot reported two use-of-uninitialized-memory bugs caused by this: BUG: KMSAN: uninit-value in sctp_inq_pop+0x15b7/0x1920 net/sctp/inqueue.c:211 sctp_inq_pop+0x15b7/0x1920 net/sctp/inqueue.c:211 sctp_assoc_bh_rcv+0x1a7/0xc50 net/sctp/associola.c:998 sctp_inq_push+0x2ef/0x380 net/sctp/inqueue.c:88 sctp_backlog_rcv+0x397/0xdb0 net/sctp/input.c:331 sk_backlog_rcv+0x13b/0x420 include/net/sock.h:1122 __release_sock+0x1da/0x330 net/core/sock.c:3106 release_sock+0x6b/0x250 net/core/sock.c:3660 sctp_wait_for_connect+0x487/0x820 net/sctp/socket.c:9360 sctp_sendmsg_to_asoc+0x1ec1/0x1f00 net/sctp/socket.c:1885 sctp_sendmsg+0x32b9/0x4a80 net/sctp/socket.c:2031 inet_sendmsg+0x25a/0x280 net/ipv4/af_inet.c:851 sock_sendmsg_nosec net/socket.c:718 [inline] and BUG: KMSAN: uninit-value in sctp_assoc_bh_rcv+0x34e/0xbc0 net/sctp/associola.c:987 sctp_assoc_bh_rcv+0x34e/0xbc0 net/sctp/associola.c:987 sctp_inq_push+0x2a3/0x350 net/sctp/inqueue.c:88 sctp_backlog_rcv+0x3c7/0xda0 net/sctp/input.c:331 sk_backlog_rcv+0x142/0x420 include/net/sock.h:1148 __release_sock+0x1d3/0x330 net/core/sock.c:3213 release_sock+0x6b/0x270 net/core/sock.c:3767 sctp_wait_for_connect+0x458/0x820 net/sctp/socket.c:9367 sctp_sendmsg_to_asoc+0x223a/0x2260 net/sctp/socket.c:1886 sctp_sendmsg+0x3910/0x49f0 net/sctp/socket.c:2032 inet_sendmsg+0x269/0x2a0 net/ipv4/af_inet.c:851 sock_sendmsg_nosec net/socket.c:712 [inline] This patch fixes it by linearizing cloned gso packets in sctp_rcv().

The remote AlmaLinux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the ALSA-2025:16880 advisory.

    * kernel: netfilter: nf_conntrack: fix crash due to removal of uninitialised entry (CVE-2025-38472)
      * kernel: smb: client: fix use-after-free in cifs_oplock_break (CVE-2025-38527)
      * kernel: sctp: linearize cloned gso packets in sctp_rcv (CVE-2025-38718)
      * kernel: tls: fix handling of zero-length records on the rx_list (CVE-2025-39682)
      * kernel: io_uring/futex: ensure io_futex_wait() cleans up properly on failure (CVE-2025-39698)

Tenable has extracted the preceding description block directly from the AlmaLinux security advisory.

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

The remote AlmaLinux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the ALSA-2025:16919 advisory.

    * kernel: nfsd: don't ignore the return code of svc_proc_register() (CVE-2025-22026)
      * kernel: net_sched: hfsc: Fix a UAF vulnerability in class handling (CVE-2025-37797)
      * kernel: firmware: arm_scpi: Ensure scpi_info is not assigned if the probe fails (CVE-2022-50087)
      * kernel: sctp: linearize cloned gso packets in sctp_rcv (CVE-2025-38718)

Tenable has extracted the preceding description block directly from the AlmaLinux security advisory.

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

The remote AlmaLinux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the ALSA-2025:16920 advisory.

    * kernel: nfsd: don't ignore the return code of svc_proc_register() (CVE-2025-22026)
      * kernel: net_sched: hfsc: Fix a UAF vulnerability in class handling (CVE-2025-37797)
      * kernel: firmware: arm_scpi: Ensure scpi_info is not assigned if the probe fails (CVE-2022-50087)
      * kernel: sctp: linearize cloned gso packets in sctp_rcv (CVE-2025-38718)

Tenable has extracted the preceding description block directly from the AlmaLinux security advisory.

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

The remote Oracle Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2025-16919 advisory.

    - net_sched: hfsc: Fix a potential UAF in hfsc_dequeue() too (CKI Backport Bot) [RHEL-109847]     {CVE-2025-37797}
    - net_sched: hfsc: Fix a UAF vulnerability in class handling (CKI Backport Bot) [RHEL-109847]     {CVE-2025-37797}
    - sctp: linearize cloned gso packets in sctp_rcv (CKI Backport Bot) [RHEL-113329] {CVE-2025-38718}
    - firmware: arm_scpi: Ensure scpi_info is not assigned if the probe fails (Charles Mirabile) [RHEL-109394]     {CVE-2022-50087}

Tenable has extracted the preceding description block directly from the Oracle Linux security advisory.

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

The remote Oracle Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2025-16880 advisory.

    - io_uring/futex: ensure io_futex_wait() cleans up properly on failure (CKI Backport Bot) [RHEL-114335]     {CVE-2025-39698}
    - selftests: tls: add tests for zero-length records (Sabrina Dubroca) [RHEL-114326] {CVE-2025-39682}
    - tls: fix handling of zero-length records on the rx_list (Sabrina Dubroca) [RHEL-114326] {CVE-2025-39682}
    - sctp: linearize cloned gso packets in sctp_rcv (CKI Backport Bot) [RHEL-113333] {CVE-2025-38718}
    - smb: client: fix use-after-free in cifs_oplock_break (CKI Backport Bot) [RHEL-111196] {CVE-2025-38527}
    - netfilter: nf_conntrack: fix crash due to removal of uninitialised entry (CKI Backport Bot)     [RHEL-106432] {CVE-2025-38472}

Tenable has extracted the preceding description block directly from the Oracle Linux security advisory.

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2023-2025-1208 advisory.

    In the Linux kernel, the following vulnerability has been resolved:

    net: fix NULL pointer dereference in l3mdev_l3_rcv (CVE-2025-22103)

    In the Linux kernel, the following vulnerability has been resolved:

    ext4: avoid journaling sb update on error if journal is destroying (CVE-2025-22113)

    In the Linux kernel, the following vulnerability has been resolved:

    md/md-bitmap: fix wrong bitmap_limit for clustermd when write sb (CVE-2025-22124)

    In the Linux kernel, the following vulnerability has been resolved:

    md/raid1,raid10: don't ignore IO flags (CVE-2025-22125)

    In the Linux kernel, the following vulnerability has been resolved:

    io_uring/msg_ring: ensure io_kiocb freeing is deferred for RCU (CVE-2025-38453)

    In the Linux kernel, the following vulnerability has been resolved:

    xfrm: interface: fix use-after-free after changing collect_md xfrm interface (CVE-2025-38500)

    In the Linux kernel, the following vulnerability has been resolved:

    bpf: Fix oob access in cgroup local storage (CVE-2025-38502)

    In the Linux kernel, the following vulnerability has been resolved:

    net/sched: Restrict conditions for adding duplicating netems to qdisc tree (CVE-2025-38553)

    In the Linux kernel, the following vulnerability has been resolved:

    HID: core: Harden s32ton() against conversion to 0 bits (CVE-2025-38556)

    In the Linux kernel, the following vulnerability has been resolved:

    perf/core: Prevent VMA split of buffer mappings (CVE-2025-38563)

    In the Linux kernel, the following vulnerability has been resolved:

    perf/core: Exit early on perf_mmap() fail (CVE-2025-38565)

    In the Linux kernel, the following vulnerability has been resolved:

    sunrpc: fix handling of server side tls alerts (CVE-2025-38566)

    In the Linux kernel, the following vulnerability has been resolved:

    net/sched: mqprio: fix stack out-of-bounds write in tc entry parsing (CVE-2025-38568)

    In the Linux kernel, the following vulnerability has been resolved:

    sunrpc: fix client side handling of tls alerts (CVE-2025-38571)

    In the Linux kernel, the following vulnerability has been resolved:

    ipv6: reject malicious packets in ipv6_gso_segment() (CVE-2025-38572)

    In the Linux kernel, the following vulnerability has been resolved:

    bpf, arm64: Fix fp initialization for exception boundary (CVE-2025-38586)

    In the Linux kernel, the following vulnerability has been resolved:

    ipv6: fix possible infinite loop in fib6_info_uses_dev() (CVE-2025-38587)

    In the Linux kernel, the following vulnerability has been resolved:

    ipv6: prevent infinite loop in rt6_nlmsg_size() (CVE-2025-38588)

    In the Linux kernel, the following vulnerability has been resolved:

    net/mlx5e: Remove skb secpath if xfrm state is not found (CVE-2025-38590)

    In the Linux kernel, the following vulnerability has been resolved:

    bpf, ktls: Fix data corruption when using bpf_msg_pop_data() in ktls (CVE-2025-38608)

    In the Linux kernel, the following vulnerability has been resolved:

    eventpoll: Fix semi-unbounded recursion (CVE-2025-38614)

    In the Linux kernel, the following vulnerability has been resolved:

    fs/ntfs3: cancle set bad inode after removing name fails (CVE-2025-38615)

    In the Linux kernel, the following vulnerability has been resolved:

    tls: handle data disappearing from under the TLS ULP (CVE-2025-38616)

    In the Linux kernel, the following vulnerability has been resolved:

    net/packet: fix a race in packet_set_ring() and packet_notifier() (CVE-2025-38617)

    In the Linux kernel, the following vulnerability has been resolved:

    vsock: Do not allow binding to VMADDR_PORT_ANY (CVE-2025-38618)

    In the Linux kernel, the following vulnerability has been resolved:

    net: drop UFO packets in udp_rcv_segment() (CVE-2025-38622)

    In the Linux kernel, the following vulnerability has been resolved:

    pinmux: fix race causing mux_owner NULL with active mux_usecount (CVE-2025-38632)

    In the Linux kernel, the following vulnerability has been resolved:

    netfilter: xt_nfacct: don't assume acct name is null-terminated (CVE-2025-38639)

    In the Linux kernel, the following vulnerability has been resolved:

    bpf: Disable migration in nf_hook_run_bpf(). (CVE-2025-38640)

    In the Linux kernel, the following vulnerability has been resolved:

    net/mlx5: Check device memory pointer before usage (CVE-2025-38645)

    In the Linux kernel, the following vulnerability has been resolved:

    proc: use the same treatment to check proc_lseek as ones for proc_read_iter et.al (CVE-2025-38653)

    In the Linux kernel, the following vulnerability has been resolved:

    [ceph] parse_longname(): strrchr() expects NUL-terminated string (CVE-2025-38660)

    In the Linux kernel, the following vulnerability has been resolved:

    can: netlink: can_changelink(): fix NULL pointer deref of struct can_priv::do_set_mode (CVE-2025-38665)

    In the Linux kernel, the following vulnerability has been resolved:

    arm64/entry: Mask DAIF in cpu_switch_to(), call_on_irq_stack() (CVE-2025-38670)

    In the Linux kernel, the following vulnerability has been resolved:

    xfrm: state: initialize state_ptrs earlier in xfrm_state_find (CVE-2025-38675)

    In the Linux kernel, the following vulnerability has been resolved:

    iommu/amd: Avoid stack buffer overflow from kernel cmdline (CVE-2025-38676)

    In the Linux kernel, the following vulnerability has been resolved:

    mm/ptdump: take the memory hotplug lock inside ptdump_walk_pgd() (CVE-2025-38681)

    In the Linux kernel, the following vulnerability has been resolved:

    hv_netvsc: Fix panic during namespace deletion with VF (CVE-2025-38683)

    In the Linux kernel, the following vulnerability has been resolved:

    fbdev: Fix vmalloc out-of-bounds write in fast_imageblit (CVE-2025-38685)

    In the Linux kernel, the following vulnerability has been resolved:

    userfaultfd: fix a crash in UFFDIO_MOVE when PMD is a migration entry (CVE-2025-38686)

    In the Linux kernel, the following vulnerability has been resolved:

    pNFS: Fix uninited ptr deref in block/scsi layout (CVE-2025-38691)

    In the Linux kernel, the following vulnerability has been resolved:

    exfat: add cluster chain loop check for dir (CVE-2025-38692)

    In the Linux kernel, the following vulnerability has been resolved:

    scsi: libiscsi: Initialize iscsi_conn->dd_data only if memory is allocated (CVE-2025-38700)

    In the Linux kernel, the following vulnerability has been resolved:

    ext4: do not BUG when INLINE_DATA_FL lacks system.data xattr (CVE-2025-38701)

    In the Linux kernel, the following vulnerability has been resolved:

    fbdev: fix potential buffer overflow in do_register_framebuffer() (CVE-2025-38702)

    In the Linux kernel, the following vulnerability has been resolved:

    rcu/nocb: Fix possible invalid rdp's->nocb_cb_kthread pointer access (CVE-2025-38704)

    In the Linux kernel, the following vulnerability has been resolved:

    fs/ntfs3: Add sanity check for file name (CVE-2025-38707)

    In the Linux kernel, the following vulnerability has been resolved:

    drbd: add missing kref_get in handle_write_conflicts (CVE-2025-38708)

    In the Linux kernel, the following vulnerability has been resolved:

    loop: Avoid updating block size under exclusive owner (CVE-2025-38709)

    In the Linux kernel, the following vulnerability has been resolved:

    net: kcm: Fix race condition in kcm_unattach() (CVE-2025-38717)

    In the Linux kernel, the following vulnerability has been resolved:

    sctp: linearize cloned gso packets in sctp_rcv (CVE-2025-38718)

    In the Linux kernel, the following vulnerability has been resolved:

    netfilter: ctnetlink: fix refcount leak on table dump (CVE-2025-38721)

    In the Linux kernel, the following vulnerability has been resolved:

    nfsd: handle get_client_locked() failure in nfsd4_setclientid_confirm() (CVE-2025-38724)

    In the Linux kernel, the following vulnerability has been resolved:

    smb3: fix for slab out of bounds on mount to ksmbd (CVE-2025-38728)

    In the Linux kernel, the following vulnerability has been resolved:

    io_uring/net: commit partial buffers on retry (CVE-2025-38730)

    In the Linux kernel, the following vulnerability has been resolved:

    netfilter: nf_reject: don't leak dst refcount for loopback packets (CVE-2025-38732)

    In the Linux kernel, the following vulnerability has been resolved:

    cifs: Fix oops due to uninitialised variable (CVE-2025-38737)

    In the Linux kernel, the following vulnerability has been resolved:

    net/sched: Fix backlog accounting in qdisc_dequeue_internal (CVE-2025-39677)

    In the Linux kernel, the following vulnerability has been resolved:

    x86/cpu/hygon: Add missing resctrl_cpu_detect() in bsp_init helper (CVE-2025-39681)

    In the Linux kernel, the following vulnerability has been resolved:

    tls: fix handling of zero-length records on the rx_list (CVE-2025-39682)

    In the Linux kernel, the following vulnerability has been resolved:

    tracing: Limit access to parser->buffer when trace_get_user failed (CVE-2025-39683)

    In the Linux kernel, the following vulnerability has been resolved:

    ftrace: Also allocate and copy hash for reading of filter files (CVE-2025-39689)

    In the Linux kernel, the following vulnerability has been resolved:

    fs/buffer: fix use-after-free when call bh_read() helper (CVE-2025-39691)

    In the Linux kernel, the following vulnerability has been resolved:

    NFS: Fix a race when updating an existing write (CVE-2025-39697)

    In the Linux kernel, the following vulnerability has been resolved:

    io_uring/futex: ensure io_futex_wait() cleans up properly on failure (CVE-2025-39698)

    In the Linux kernel, the following vulnerability has been resolved:

    mm/damon/ops-common: ignore migration request to invalid nodes (CVE-2025-39700)

    In the Linux kernel, the following vulnerability has been resolved:

    ipv6: sr: Fix MAC comparison to be constant-time (CVE-2025-39702)

    In the Linux kernel, the following vulnerability has been resolved:

    vsock/virtio: Validate length in packet header before skb_put() (CVE-2025-39718)

    In the Linux kernel, the following vulnerability has been resolved:

    netfs: Fix unbuffered write error handling (CVE-2025-39723)

    In the Linux kernel, the following vulnerability has been resolved:

    serial: 8250: fix panic due to PSLVERR (CVE-2025-39724)

    In the Linux kernel, the following vulnerability has been resolved:

    mm/vmscan: fix hwpoisoned large folio handling in shrink_folio_list (CVE-2025-39725)

    In the Linux kernel, the following vulnerability has been resolved:

    mm: swap: fix potential buffer overflow in setup_clusters() (CVE-2025-39727)

    In the Linux kernel, the following vulnerability has been resolved:

    NFS: Fix filehandle bounds checking in nfs_fh_to_dentry() (CVE-2025-39730)

    In the Linux kernel, the following vulnerability has been resolved:

    Revert fs/ntfs3: Replace inode_trylock with inode_lock (CVE-2025-39734)

    In the Linux kernel, the following vulnerability has been resolved:

    btrfs: do not allow relocation of partially dropped subvolumes (CVE-2025-39738)

    In the Linux kernel, the following vulnerability has been resolved:

    rcu: Fix rcu_read_unlock() deadloop due to IRQ work (CVE-2025-39744)

    In the Linux kernel, the following vulnerability has been resolved:

    bpf: Forget ranges when refining tnum after JSET (CVE-2025-39748)

    In the Linux kernel, the following vulnerability has been resolved:

    rcu: Protect ->defer_qs_iw_pending from data race (CVE-2025-39749)

    In the Linux kernel, the following vulnerability has been resolved:

    mm/smaps: fix race between smaps_hugetlb_range and migration (CVE-2025-39754)

    In the Linux kernel, the following vulnerability has been resolved:

    fs: Prevent file descriptor table allocations exceeding INT_MAX (CVE-2025-39756)

    In the Linux kernel, the following vulnerability has been resolved:

    btrfs: qgroup: fix race between quota disable and quota rescan ioctl (CVE-2025-39759)

    In the Linux kernel, the following vulnerability has been resolved:

    usb: core: config: Prevent OOB read in SS endpoint companion parsing (CVE-2025-39760)

    In the Linux kernel, the following vulnerability has been resolved:

    ACPI: APEI: send SIGBUS to current task if synchronous memory error not recovered (CVE-2025-39763)

    In the Linux kernel, the following vulnerability has been resolved:

    net/sched: Make cake_enqueue return NET_XMIT_CN when past buffer_limit (CVE-2025-39766)

    In the Linux kernel, the following vulnerability has been resolved:

    net: gso: Forbid IPv6 TSO with extensions on devices with only IPV6_CSUM (CVE-2025-39770)

    In the Linux kernel, the following vulnerability has been resolved:

    net: bridge: fix soft lockup in br_multicast_query_expired() (CVE-2025-39773)

    In the Linux kernel, the following vulnerability has been resolved:

    btrfs: subpage: keep TOWRITE tag until folio is cleaned (CVE-2025-39779)

    In the Linux kernel, the following vulnerability has been resolved:

    sched/ext: Fix invalid task state transitions on class switch (CVE-2025-39780)

    In the Linux kernel, the following vulnerability has been resolved:

    jbd2: prevent softlockup in jbd2_log_do_checkpoint() (CVE-2025-39782)

    In the Linux kernel, the following vulnerability has been resolved:

    PCI: endpoint: Fix configfs group list head handling (CVE-2025-39783)

    In the Linux kernel, the following vulnerability has been resolved:

    dm: dm-crypt: Do not partially accept write BIOs with zoned targets (CVE-2025-39791)

    In the Linux kernel, the following vulnerability has been resolved:

    dm: Always split write BIOs to zoned device limits (CVE-2025-39792)

    In the Linux kernel, the following vulnerability has been resolved:

    block: avoid possible overflow for chunk_sectors check in blk_stack_limits() (CVE-2025-39795)

    In the Linux kernel, the following vulnerability has been resolved:

    xfrm: Duplicate SPI Handling (CVE-2025-39797)

    In the Linux kernel, the following vulnerability has been resolved:

    NFS: Fix the setting of capabilities when automounting a new filesystem (CVE-2025-39798)

    In the Linux kernel, the following vulnerability has been resolved:

    btrfs: abort transaction on unexpected eb generation at btrfs_copy_root() (CVE-2025-39800)

    In the Linux kernel, the following vulnerability has been resolved:

    HID: multitouch: fix slab out-of-bounds access in mt_report_fixup() (CVE-2025-39806)

    In the Linux kernel, the following vulnerability has been resolved:

    sctp: initialize more fields in sctp_v6_from_sk() (CVE-2025-39812)

    In the Linux kernel, the following vulnerability has been resolved:

    ftrace: Fix potential warning in trace_printk_seq during ftrace_dump (CVE-2025-39813)

    In the Linux kernel, the following vulnerability has been resolved:

    efivarfs: Fix slab-out-of-bounds in efivarfs_d_compare (CVE-2025-39817)

    In the Linux kernel, the following vulnerability has been resolved:

    fs/smb: Fix inconsistent refcnt update (CVE-2025-39819)

    In the Linux kernel, the following vulnerability has been resolved:

    KVM: x86: use array_index_nospec with indices that come from guest (CVE-2025-39823)

    In the Linux kernel, the following vulnerability has been resolved:

    HID: asus: fix UAF via HID_CLAIMED_INPUT validation (CVE-2025-39824)

    In the Linux kernel, the following vulnerability has been resolved:

    smb: client: fix race with concurrent opens in rename(2) (CVE-2025-39825)

    In the Linux kernel, the following vulnerability has been resolved:

    trace/fgraph: Fix the warning caused by missing unregister notifier (CVE-2025-39829)

    In the Linux kernel, the following vulnerability has been resolved:

    net/mlx5: Fix lockdep assertion on sync reset unload event (CVE-2025-39832)

    In the Linux kernel, the following vulnerability has been resolved:

    xfs: do not propagate ENODATA disk errors into xattr code (CVE-2025-39835)

    In the Linux kernel, the following vulnerability has been resolved:

    mm: slub: avoid wake up kswapd in set_track_prepare (CVE-2025-39843)

    In the Linux kernel, the following vulnerability has been resolved:

    mm: move page table sync declarations to linux/pgtable.h (CVE-2025-39844)

    In the Linux kernel, the following vulnerability has been resolved:

    x86/mm/64: define ARCH_PAGE_TABLE_SYNC_MASK and arch_sync_kernel_mappings() (CVE-2025-39845)

    In the Linux kernel, the following vulnerability has been resolved:

    net/tcp: Fix socket memory leak in TCP-AO failure handling for IPv6 (CVE-2025-39852)

Tenable has extracted the preceding description block directly from the tested product security advisory.

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2025:16919 advisory.

    The kernel packages contain the Linux kernel, the core of any Linux operating system.

    Security Fix(es):

    * kernel: nfsd: don't ignore the return code of svc_proc_register() (CVE-2025-22026)

    * kernel: net_sched: hfsc: Fix a UAF vulnerability in class handling (CVE-2025-37797)

    * kernel: firmware: arm_scpi: Ensure scpi_info is not assigned if the probe fails (CVE-2022-50087)

    * kernel: sctp: linearize cloned gso packets in sctp_rcv (CVE-2025-38718)

    For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and     other related information, refer to the CVE page(s) listed in the References section.

Tenable has extracted the preceding description block directly from the Red Hat Enterprise Linux security advisory.

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2025:16920 advisory.

    The kernel-rt packages provide the Real Time Linux Kernel, which enables fine-tuning for systems with     extremely high determinism requirements.

    Security Fix(es):

    * kernel: nfsd: don't ignore the return code of svc_proc_register() (CVE-2025-22026)

    * kernel: net_sched: hfsc: Fix a UAF vulnerability in class handling (CVE-2025-37797)

    * kernel: firmware: arm_scpi: Ensure scpi_info is not assigned if the probe fails (CVE-2022-50087)

    * kernel: sctp: linearize cloned gso packets in sctp_rcv (CVE-2025-38718)

    For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and     other related information, refer to the CVE page(s) listed in the References section.

Tenable has extracted the preceding description block directly from the Red Hat Enterprise Linux security advisory.

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2025:16880 advisory.

    The kernel packages contain the Linux kernel, the core of any Linux operating system.

    Security Fix(es):

    * kernel: netfilter: nf_conntrack: fix crash due to removal of uninitialised entry (CVE-2025-38472)

    * kernel: smb: client: fix use-after-free in cifs_oplock_break (CVE-2025-38527)

    * kernel: sctp: linearize cloned gso packets in sctp_rcv (CVE-2025-38718)

    * kernel: tls: fix handling of zero-length records on the rx_list (CVE-2025-39682)

    * kernel: io_uring/futex: ensure io_futex_wait() cleans up properly on failure (CVE-2025-39698)

    For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and     other related information, refer to the CVE page(s) listed in the References section.

Tenable has extracted the preceding description block directly from the Red Hat Enterprise Linux security advisory.

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

The remote CentOS Linux 9 host has packages installed that are affected by a vulnerability as referenced in the kernel-5.14.0-617.el9 build changelog.

  - In the Linux kernel, the following vulnerability has been resolved: sctp: linearize cloned gso packets in     sctp_rcv A cloned head skb still shares these frag skbs in fraglist with the original head skb. It's not     safe to access these frag skbs. syzbot reported two use-of-uninitialized-memory bugs caused by this: BUG:
    KMSAN: uninit-value in sctp_inq_pop+0x15b7/0x1920 net/sctp/inqueue.c:211 sctp_inq_pop+0x15b7/0x1920     net/sctp/inqueue.c:211 sctp_assoc_bh_rcv+0x1a7/0xc50 net/sctp/associola.c:998 sctp_inq_push+0x2ef/0x380     net/sctp/inqueue.c:88 sctp_backlog_rcv+0x397/0xdb0 net/sctp/input.c:331 sk_backlog_rcv+0x13b/0x420     include/net/sock.h:1122 __release_sock+0x1da/0x330 net/core/sock.c:3106 release_sock+0x6b/0x250     net/core/sock.c:3660 sctp_wait_for_connect+0x487/0x820 net/sctp/socket.c:9360     sctp_sendmsg_to_asoc+0x1ec1/0x1f00 net/sctp/socket.c:1885 sctp_sendmsg+0x32b9/0x4a80     net/sctp/socket.c:2031 inet_sendmsg+0x25a/0x280 net/ipv4/af_inet.c:851 sock_sendmsg_nosec net/socket.c:718     [inline] and BUG: KMSAN: uninit-value in sctp_assoc_bh_rcv+0x34e/0xbc0 net/sctp/associola.c:987     sctp_assoc_bh_rcv+0x34e/0xbc0 net/sctp/associola.c:987 sctp_inq_push+0x2a3/0x350 net/sctp/inqueue.c:88     sctp_backlog_rcv+0x3c7/0xda0 net/sctp/input.c:331 sk_backlog_rcv+0x142/0x420 include/net/sock.h:1148
    __release_sock+0x1d3/0x330 net/core/sock.c:3213 release_sock+0x6b/0x270 net/core/sock.c:3767     sctp_wait_for_connect+0x458/0x820 net/sctp/socket.c:9367 sctp_sendmsg_to_asoc+0x223a/0x2260     net/sctp/socket.c:1886 sctp_sendmsg+0x3910/0x49f0 net/sctp/socket.c:2032 inet_sendmsg+0x269/0x2a0     net/ipv4/af_inet.c:851 sock_sendmsg_nosec net/socket.c:712 [inline] This patch fixes it by linearizing     cloned gso packets in sctp_rcv(). (CVE-2025-38718)

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.

An update of the linux package has been released.

The version of kernel installed on the remote host is prior to 5.10.242-239.961. It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2KERNEL-5.10-2025-104 advisory.

    In the Linux kernel, the following vulnerability has been resolved:

    btrfs: fix deadlock when cloning inline extents and using qgroups (CVE-2021-46987)

    In the Linux kernel, the following vulnerability has been resolved:

    uio_hv_generic: Fix another memory leak in error handling paths (CVE-2021-47070)

    In the Linux kernel, the following vulnerability has been resolved:

    RDMA/rxe: Return CQE error if invalid lkey was supplied (CVE-2021-47076)

    In the Linux kernel, the following vulnerability has been resolved:

    scsi: lpfc: Fix link down processing to address NULL pointer dereference (CVE-2021-47183)

    In the Linux kernel, the following vulnerability has been resolved:

    block: don't call rq_qos_ops->done_bio if the bio isn't tracked (CVE-2021-47412)

    In the Linux kernel, the following vulnerability has been resolved:

    ptp: Fix possible memory leak in ptp_clock_register() (CVE-2021-47455)

    In the Linux kernel, the following vulnerability has been resolved:

    dm rq: don't queue request to blk-mq during DM suspend (CVE-2021-47498)

    In the Linux kernel, the following vulnerability has been resolved:

    ACPI: processor: idle: Check acpi_fetch_acpi_dev() return value (CVE-2022-50327)

    In the Linux kernel, the following vulnerability has been resolved:

    smb: client: fix UAF in decryption with multichannel (CVE-2025-37750)

    In the Linux kernel, the following vulnerability has been resolved:

    virtio-net: ensure the received length does not exceed allocated size (CVE-2025-38375)

    In the Linux kernel, the following vulnerability has been resolved:

    usb: net: sierra: check for no status endpoint (CVE-2025-38474)

    In the Linux kernel, the following vulnerability has been resolved:

    net/sched: sch_qfq: Fix race condition on qfq_aggregate (CVE-2025-38477)

    In the Linux kernel, the following vulnerability has been resolved:

    smb: client: fix use-after-free in crypt_message when using async crypto (CVE-2025-38488)

    In the Linux kernel, the following vulnerability has been resolved:

    HID: core: do not bypass hid_hw_raw_request (CVE-2025-38494)

    In the Linux kernel, the following vulnerability has been resolved:

    HID: core: ensure the allocated report buffer can contain the reserved report ID (CVE-2025-38495)

    In the Linux kernel, the following vulnerability has been resolved:

    clone_private_mnt(): make sure that caller has CAP_SYS_ADMIN in the right userns (CVE-2025-38499)

    In the Linux kernel, the following vulnerability has been resolved:

    net/sched: Restrict conditions for adding duplicating netems to qdisc tree (CVE-2025-38553)

    In the Linux kernel, the following vulnerability has been resolved:

    ipv6: reject malicious packets in ipv6_gso_segment() (CVE-2025-38572)

    In the Linux kernel, the following vulnerability has been resolved:

    net/packet: fix a race in packet_set_ring() and packet_notifier() (CVE-2025-38617)

    In the Linux kernel, the following vulnerability has been resolved:

    vsock: Do not allow binding to VMADDR_PORT_ANY (CVE-2025-38618)

    In the Linux kernel, the following vulnerability has been resolved:

    net: drop UFO packets in udp_rcv_segment() (CVE-2025-38622)

    In the Linux kernel, the following vulnerability has been resolved:

    hfsplus: remove mutex_lock check in hfsplus_free_extents (CVE-2025-38650)

    In the Linux kernel, the following vulnerability has been resolved:

    regulator: core: fix NULL dereference on unbind due to stale coupling data (CVE-2025-38668)

    In the Linux kernel, the following vulnerability has been resolved:

    hv_netvsc: Fix panic during namespace deletion with VF (CVE-2025-38683)

    In the Linux kernel, the following vulnerability has been resolved:

    net/sched: ets: use old 'nbands' while purging unused classes (CVE-2025-38684)

    In the Linux kernel, the following vulnerability has been resolved:

    scsi: lpfc: Check for hdwq null ptr when cleaning up lpfc_vport structure (CVE-2025-38695)

    In the Linux kernel, the following vulnerability has been resolved:

    scsi: libiscsi: Initialize iscsi_conn->dd_data only if memory is allocated (CVE-2025-38700)

    In the Linux kernel, the following vulnerability has been resolved:

    ext4: do not BUG when INLINE_DATA_FL lacks system.data xattr (CVE-2025-38701)

    In the Linux kernel, the following vulnerability has been resolved:

    hfsplus: fix slab-out-of-bounds read in hfsplus_uni2asc() (CVE-2025-38713)

    In the Linux kernel, the following vulnerability has been resolved:

    hfsplus: fix slab-out-of-bounds in hfsplus_bnode_read() (CVE-2025-38714)

    In the Linux kernel, the following vulnerability has been resolved:

    sctp: linearize cloned gso packets in sctp_rcv (CVE-2025-38718)

    In the Linux kernel, the following vulnerability has been resolved:

    nfsd: handle get_client_locked() failure in nfsd4_setclientid_confirm() (CVE-2025-38724)

    In the Linux kernel, the following vulnerability has been resolved:

    netfilter: nf_reject: don't leak dst refcount for loopback packets (CVE-2025-38732)

    In the Linux kernel, the following vulnerability has been resolved:

    tracing: Limit access to parser->buffer when trace_get_user failed (CVE-2025-39683)

    In the Linux kernel, the following vulnerability has been resolved:

    ftrace: Also allocate and copy hash for reading of filter files (CVE-2025-39689)

    In the Linux kernel, the following vulnerability has been resolved:

    fs/buffer: fix use-after-free when call bh_read() helper (CVE-2025-39691)

    In the Linux kernel, the following vulnerability has been resolved:

    NFS: Fix a race when updating an existing write (CVE-2025-39697)

    In the Linux kernel, the following vulnerability has been resolved:

    NFS: Fix filehandle bounds checking in nfs_fh_to_dentry() (CVE-2025-39730)

    In the Linux kernel, the following vulnerability has been resolved:

    net/sched: Make cake_enqueue return NET_XMIT_CN when past buffer_limit (CVE-2025-39766)

    In the Linux kernel, the following vulnerability has been resolved:

    efivarfs: Fix slab-out-of-bounds in efivarfs_d_compare (CVE-2025-39817)

    In the Linux kernel, the following vulnerability has been resolved:

    KVM: x86: use array_index_nospec with indices that come from guest (CVE-2025-39823)

    In the Linux kernel, the following vulnerability has been resolved:

    HID: asus: fix UAF via HID_CLAIMED_INPUT validation (CVE-2025-39824)

Tenable has extracted the preceding description block directly from the tested product security advisory.

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

The version of kernel installed on the remote host is prior to 5.4.298-218.429. It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2KERNEL-5.4-2025-109 advisory.

    In the Linux kernel, the following vulnerability has been resolved:

    ACPI: processor: idle: Check acpi_fetch_acpi_dev() return value (CVE-2022-50327)

    In the Linux kernel, the following vulnerability has been resolved:

    cifs: Fix UAF in cifs_demultiplex_thread() (CVE-2023-52572)

    In the Linux kernel, the following vulnerability has been resolved:

    nfs: fix UAF in direct writes (CVE-2024-26958)

    In the Linux kernel, the following vulnerability has been resolved:

    net_sched: sch_sfq: don't allow 1 packet limit (CVE-2024-57996)

    In the Linux kernel, the following vulnerability has been resolved:

    codel: remove sch->q.qlen check before qdisc_tree_reduce_backlog() (CVE-2025-37798)

    In the Linux kernel, the following vulnerability has been resolved:

    dma-buf: insert memory barrier before updating num_fences (CVE-2025-38095)

    In the Linux kernel, the following vulnerability has been resolved:

    sch_hfsc: make hfsc_qlen_notify() idempotent (CVE-2025-38177)

    In the Linux kernel, the following vulnerability has been resolved:

    net_sched: sch_sfq: reject invalid perturb period (CVE-2025-38193)

    In the Linux kernel, the following vulnerability has been resolved:

    virtio-net: ensure the received length does not exceed allocated size (CVE-2025-38375)

    In the Linux kernel, the following vulnerability has been resolved:

    usb: net: sierra: check for no status endpoint (CVE-2025-38474)

    In the Linux kernel, the following vulnerability has been resolved:

    net/sched: sch_qfq: Fix race condition on qfq_aggregate (CVE-2025-38477)

    In the Linux kernel, the following vulnerability has been resolved:

    HID: core: do not bypass hid_hw_raw_request (CVE-2025-38494)

    In the Linux kernel, the following vulnerability has been resolved:

    HID: core: ensure the allocated report buffer can contain the reserved report ID (CVE-2025-38495)

    In the Linux kernel, the following vulnerability has been resolved:

    clone_private_mnt(): make sure that caller has CAP_SYS_ADMIN in the right userns (CVE-2025-38499)

    In the Linux kernel, the following vulnerability has been resolved:

    net/sched: Restrict conditions for adding duplicating netems to qdisc tree (CVE-2025-38553)

    In the Linux kernel, the following vulnerability has been resolved:

    ipv6: reject malicious packets in ipv6_gso_segment() (CVE-2025-38572)

    In the Linux kernel, the following vulnerability has been resolved:

    net/packet: fix a race in packet_set_ring() and packet_notifier() (CVE-2025-38617)

    In the Linux kernel, the following vulnerability has been resolved:

    vsock: Do not allow binding to VMADDR_PORT_ANY (CVE-2025-38618)

    In the Linux kernel, the following vulnerability has been resolved:

    net: drop UFO packets in udp_rcv_segment() (CVE-2025-38622)

    In the Linux kernel, the following vulnerability has been resolved:

    hfsplus: remove mutex_lock check in hfsplus_free_extents (CVE-2025-38650)

    In the Linux kernel, the following vulnerability has been resolved:

    regulator: core: fix NULL dereference on unbind due to stale coupling data (CVE-2025-38668)

    In the Linux kernel, the following vulnerability has been resolved:

    scsi: lpfc: Check for hdwq null ptr when cleaning up lpfc_vport structure (CVE-2025-38695)

    In the Linux kernel, the following vulnerability has been resolved:

    scsi: libiscsi: Initialize iscsi_conn->dd_data only if memory is allocated (CVE-2025-38700)

    In the Linux kernel, the following vulnerability has been resolved:

    ext4: do not BUG when INLINE_DATA_FL lacks system.data xattr (CVE-2025-38701)

    In the Linux kernel, the following vulnerability has been resolved:

    hfsplus: fix slab-out-of-bounds read in hfsplus_uni2asc() (CVE-2025-38713)

    In the Linux kernel, the following vulnerability has been resolved:

    hfsplus: fix slab-out-of-bounds in hfsplus_bnode_read() (CVE-2025-38714)

    In the Linux kernel, the following vulnerability has been resolved:

    sctp: linearize cloned gso packets in sctp_rcv (CVE-2025-38718)

    In the Linux kernel, the following vulnerability has been resolved:

    nfsd: handle get_client_locked() failure in nfsd4_setclientid_confirm() (CVE-2025-38724)

    In the Linux kernel, the following vulnerability has been resolved:

    ftrace: Also allocate and copy hash for reading of filter files (CVE-2025-39689)

    In the Linux kernel, the following vulnerability has been resolved:

    fs/buffer: fix use-after-free when call bh_read() helper (CVE-2025-39691)

    In the Linux kernel, the following vulnerability has been resolved:

    NFS: Fix filehandle bounds checking in nfs_fh_to_dentry() (CVE-2025-39730)

    In the Linux kernel, the following vulnerability has been resolved:

    net/sched: Make cake_enqueue return NET_XMIT_CN when past buffer_limit (CVE-2025-39766)

    In the Linux kernel, the following vulnerability has been resolved:

    efivarfs: Fix slab-out-of-bounds in efivarfs_d_compare (CVE-2025-39817)

    In the Linux kernel, the following vulnerability has been resolved:

    KVM: x86: use array_index_nospec with indices that come from guest (CVE-2025-39823)

    In the Linux kernel, the following vulnerability has been resolved:

    HID: asus: fix UAF via HID_CLAIMED_INPUT validation (CVE-2025-39824)

Tenable has extracted the preceding description block directly from the tested product security advisory.

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available.

  - sctp: linearize cloned gso packets in sctp_rcv A cloned head skb still shares these frag skbs in fraglist     with the original head skb. It's not safe to access these frag skbs. syzbot reported two use-of-     uninitialized-memory bugs caused by this: BUG: KMSAN: uninit-value in sctp_inq_pop+0x15b7/0x1920     net/sctp/inqueue.c:211 sctp_inq_pop+0x15b7/0x1920 net/sctp/inqueue.c:211 sctp_assoc_bh_rcv+0x1a7/0xc50     net/sctp/associola.c:998 sctp_inq_push+0x2ef/0x380 net/sctp/inqueue.c:88 sctp_backlog_rcv+0x397/0xdb0     net/sctp/input.c:331 sk_backlog_rcv+0x13b/0x420 include/net/sock.h:1122 __release_sock+0x1da/0x330     net/core/sock.c:3106 release_sock+0x6b/0x250 net/core/sock.c:3660 sctp_wait_for_connect+0x487/0x820     net/sctp/socket.c:9360 sctp_sendmsg_to_asoc+0x1ec1/0x1f00 net/sctp/socket.c:1885     sctp_sendmsg+0x32b9/0x4a80 net/sctp/socket.c:2031 inet_sendmsg+0x25a/0x280 net/ipv4/af_inet.c:851     sock_sendmsg_nosec net/socket.c:718 [inline] and BUG: KMSAN: uninit-value in sctp_assoc_bh_rcv+0x34e/0xbc0     net/sctp/associola.c:987 sctp_assoc_bh_rcv+0x34e/0xbc0 net/sctp/associola.c:987 sctp_inq_push+0x2a3/0x350     net/sctp/inqueue.c:88 sctp_backlog_rcv+0x3c7/0xda0 net/sctp/input.c:331 sk_backlog_rcv+0x142/0x420     include/net/sock.h:1148 __release_sock+0x1d3/0x330 net/core/sock.c:3213 release_sock+0x6b/0x270     net/core/sock.c:3767 sctp_wait_for_connect+0x458/0x820 net/sctp/socket.c:9367     sctp_sendmsg_to_asoc+0x223a/0x2260 net/sctp/socket.c:1886 sctp_sendmsg+0x3910/0x49f0     net/sctp/socket.c:2032 inet_sendmsg+0x269/0x2a0 net/ipv4/af_inet.c:851 sock_sendmsg_nosec net/socket.c:712     [inline] This patch fixes it by linearizing cloned gso packets in sctp_rcv(). (CVE-2025-38718)

Note that Nessus relies on the presence of the package as reported by the vendor.

ID	Name	Product	Family	Severity
266356	AlmaLinux 9 : kernel (ALSA-2025:16880)	Nessus	Alma Linux Local Security Checks	high
266344	AlmaLinux 8 : kernel (ALSA-2025:16919)	Nessus	Alma Linux Local Security Checks	high
266342	AlmaLinux 8 : kernel-rt (ALSA-2025:16920)	Nessus	Alma Linux Local Security Checks	high
266326	Oracle Linux 8 : kernel (ELSA-2025-16919)	Nessus	Oracle Linux Local Security Checks	high
266192	Oracle Linux 9 : kernel (ELSA-2025-16880)	Nessus	Oracle Linux Local Security Checks	high
266176	Amazon Linux 2023 : bpftool6.12, kernel6.12, kernel6.12-devel (ALAS2023-2025-1208)	Nessus	Amazon Linux Local Security Checks	high
266144	RHEL 8 : kernel (RHSA-2025:16919)	Nessus	Red Hat Local Security Checks	high
266143	RHEL 8 : kernel-rt (RHSA-2025:16920)	Nessus	Red Hat Local Security Checks	high
266053	RHEL 9 : kernel (RHSA-2025:16880)	Nessus	Red Hat Local Security Checks	high
265707	CentOS 9 : kernel-5.14.0-617.el9	Nessus	CentOS Local Security Checks	high
265433	Photon OS 4.0: Linux PHSA-2025-4.0-0864	Nessus	PhotonOS Local Security Checks	high
265084	Amazon Linux 2 : kernel, --advisory ALAS2KERNEL-5.10-2025-104 (ALASKERNEL-5.10-2025-104)	Nessus	Amazon Linux Local Security Checks	medium
265070	Amazon Linux 2 : kernel, --advisory ALAS2KERNEL-5.4-2025-109 (ALASKERNEL-5.4-2025-109)	Nessus	Amazon Linux Local Security Checks	high
261554	Linux Distros Unpatched Vulnerability : CVE-2025-38718	Nessus	Misc.	high

Detections

Analytics

CVE-2025-38718

high

Tenable Plugins

high

high

high

high

high

high

high

high

high

high

high

medium

high

high