The remote Redhat Enterprise Linux 8 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2026:3866 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-4.18.0-372.131.1.el8_6.

    Security Fix(es):

    * kernel: Linux kernel: vsock vulnerability may lead to memory corruption (CVE-2025-40248)

    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 this issue but has instead relied only on the application's self-reported version number.

Detections

Analytics

RHEL 8 : kpatch-patch-4_18_0-372_131_1, kpatch-patch-4_18_0-372_137_1, kpatch-patch-4_18_0-372_145_1, kpatch-patch-4_18_0-372_158_1, and kpatch-patch-4_18_0-372_170_1 (RHSA-2026:3866)

high Nessus Plugin ID 301126

Version 1.1