The remote Redhat Enterprise Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:33219 advisory.

    This is a kernel live patch module which can be loaded by the kpatch command line utility to modify the     code of a running kernel.  This patch module is targeted for kernel-4.18.0-477.97.1.el8_8.

    Security Fix(es):

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

    * kernel: Linux kernel: smb: client: reject userspace cifs.spnego descriptions (CVE-2026-46243)

    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 : kpatch-patch-4_18_0-477_107_1, kpatch-patch-4_18_0-477_120_1, kpatch-patch-4_18_0-477_130_1, kpatch-patch-4_18_0-477_143_1, and kpatch-patch-4_18_0-477_97_1 (RHSA-2026:33219)

high Nessus Plugin ID 323849

Version 1.2

Version 1.1

Version 1.2 Jul 2, 2026, 3:38 PM CVSSv3 score source (set to "CVE-2026-46243") Plugin Feed: 202607021538
Version 1.1 Jun 30, 2026, 11:58 AM New Plugin Feed: 202606301158