The remote AlmaLinux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the ALSA-2026:86033 advisory.

    * kernel: openvswitch: defer tunnel netdev_put to RCU release (CVE-2026-31678)
      * kernel: xfrm: espintcp: do not reuse an in-progress partial send (CVE-2026-52935)
      * kernel: USB: serial: mxuport: fix memory corruption with small endpoint (CVE-2026-63899)
      * kernel: bridge: mcast: Fix a possible use-after-free when removing a bridge port (CVE-2026-64032)
      * kernel: tcp: fix stale per-CPU tcp_tw_isn leak enabling ISN prediction (CVE-2026-64024)
      * kernel: usb: typec: tcpm: bound altmode_desc[] per iteration in svdm_consume_modes() (CVE-2026-63962)
      * kernel: Bluetooth: hci_sync: Set HCI_CMD_DRAIN_WORKQUEUE during device close (CVE-2026-63974)
      * kernel: ipv4: raw: reject IP_HDRINCL packets with ihl < 5 (CVE-2026-64114)
      * kernel: ipv4: fib: free fib_alias with kfree_rcu() on insert error path (CVE-2026-64572)
      * kernel: Bluetooth: hci_sync: Fix advertising data UAFs (CVE-2026-74509)
      * kernel: Linux kernel: Denial of Service due to incorrect GSO state handling in network fragment     reassembly (CVE-2026-80590)
      * kernel: smb: client: fix OOB read/write from unvalidated DataOffset in coalesce_t2() (CVE-2026-89633)
      * kernel: perf: Fix addr_filter_ranges lifetime (CVE-2026-93817)
      * kernel: kernel: strparser: use-after-free via msg_timer_work rearm after strp_done() cancellation ()
      * kernel: exec: Cleanup POSIX timers right after de_thread() (CVE-2026-98260)
      * kernel: ipv4: validate checksum_start before completing checksum (CVE-2026-99999)


    Bug Fix(es) and Enhancement(s):

      * Batch: z-stream xfrm - almalinux-9.8.z (NST-Core-26W38) (JIRA:AlmaLinux-256697)

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.

Detections

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AlmaLinux 9 : kernel (ALSA-2026:86033)

high Nessus Plugin ID 369982

Version 1.4