The remote Redhat Enterprise Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:27353 advisory.

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

    Security Fix(es):

    * kernel: Linux kernel: Use-after-free in bonding driver leads to denial of service (CVE-2026-31419)

    * kernel: drm/amd/display: Do not skip unrelated mode changes in DSC validation (CVE-2026-31488)

    * kernel: net: mana: fix use-after-free in add_adev() error path (CVE-2026-43056)

    * kernel: ALSA: usb-audio: Add sanity check for OOB writes at silencing (CVE-2026-43279)

    * kernel: net/sched: act_pedit: extend the writable skb range per key (CVE-2026-46331)

    * kernel: ALSA: aloop: Fix peer runtime UAF during format-change stop (CVE-2026-46090)

    * kernel: RDMA/mana: Validate rx_hash_key_len (CVE-2026-46145)

    * kernel: nvmet-tcp: fix race between ICReq handling and queue teardown (CVE-2026-46135)

    Bug Fix(es) and Enhancement(s):

    * RHEL8 RT kernel panic in replenish_dl_entity() caused by stale DEADLINE PI state during rt_mutex de-     boosting (JIRA:RHEL-178520)

    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.

Detections

Analytics

RHEL 8 : kernel (RHSA-2026:27353)

critical Nessus Plugin ID 321811

Version 1.3

Version 1.2

Version 1.1

Version 1.3 Jul 4, 2026, 4:43 PM CVSS temporal metrics ("CVSSv2 temporal vector" set to "CVSS2#E:POC/RL:OF/RC:C") CVSS temporal metrics ("CVSSv3 temporal vector" set to "CVSS:3.0/E:P/RL:O/RC:C") Exploit attributes ("Exploit available" set to "True") Exploit attributes ("Exploitability ease" changed from "No known exploits are available" to "Exploits are available") Plugin Feed: 202607041643
Version 1.2 Jun 25, 2026, 3:43 PM Detection (updated detection logic) Plugin Feed: 202606251543
Version 1.1 Jun 21, 2026, 5:21 AM New Plugin Feed: 202606210521