The remote Redhat Enterprise Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:59142 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: rtmutex: Use waiter::task instead of current in remove_waiter() (CVE-2026-43499)

    * kernel: gfs2: Fix use-after-free in iomap inline data write path (CVE-2026-45984)

    * kernel: xfrm: defensively unhash xfrm_state lists in __xfrm_state_delete (CVE-2026-46116)

    * kernel: sctp: revalidate list cursor after sctp_sendmsg_to_asoc() in SCTP_SENDALL (CVE-2026-46227)

    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-2026:59142)

high Nessus Plugin ID 339349

Version 1.2

Version 1.1

Version 1.2 Aug 26, 2026, 1:14 PM Exploit attributes ("Exploited by malware" set to "True") Plugin Feed: 202608261314
Version 1.1 Aug 25, 2026, 3:54 PM New Plugin Feed: 202608251554