The remote Redhat Enterprise Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:23471 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-4.18.0-477.89.1.el8_8.

    Security Fix(es):

    * kernel: Fragnesia is a variant of Dirty Frag vulnerability in the ESP/XFRM leading to Local Privilege     Escalation (LPE) vulnerability in the Linux kernel (CVE-2026-46300)

    * kernel: Read root-owned files as an unprivileged user (CVE-2026-46333)

    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_89_1, and kpatch-patch-4_18_0-477_97_1 (RHSA-2026:23471)

high Nessus Plugin ID 319587

Version 1.3

Version 1.2

Version 1.1

Version 1.3 Jun 15, 2026, 12:58 PM Exploit attributes ("Exploit framework core" set to "True") Plugin Feed: 202606151258
Version 1.2 Jun 8, 2026, 10:45 AM Exploit attributes ("Exploited by malware" set to "True") Plugin Feed: 202606081045
Version 1.1 Jun 6, 2026, 9:02 AM New Plugin Feed: 202606060902