RHEL 8 : kpatch-patch (RHSA-2024:4075)

high Nessus Plugin ID 200974

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Synopsis

The remote Red Hat host is missing a security update for kpatch-patch.

Description

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2024:4075 advisory.

This is a kernel live patch module which is automatically loaded by the RPM post-install script to modify the code of a running kernel.

Security Fix(es):

* kernel: nf_tables: use-after-free vulnerability in the nft_verdict_init() function (CVE-2024-1086)

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.

Solution

Update the RHEL kpatch-patch package based on the guidance in RHSA-2024:4075.

Plugin Details

Severity: High

ID: 200974

File Name: redhat-RHSA-2024-4075.nasl

Version: 1.2

Type: local

Agent: unix

Family: Red Hat Local Security Checks

Published: 6/25/2024

Updated: 6/26/2024

Supported Sensors: Frictionless Assessment AWS, Frictionless Assessment Azure, Frictionless Assessment Agent, Nessus Agent, Agentless Assessment, Nessus

Risk Information

VPR

Risk Factor: Critical

Score: 9.6

CVSS v2

Risk Factor: Medium

Base Score: 6.8

Temporal Score: 5.9

Vector: CVSS2#AV:L/AC:L/Au:S/C:C/I:C/A:C

CVSS Score Source: CVE-2024-1086

CVSS v3

Risk Factor: High

Base Score: 7.8

Temporal Score: 7.5

Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Temporal Vector: CVSS:3.0/E:H/RL:O/RC:C

Vulnerability Information

CPE: p-cpe:/a:redhat:enterprise_linux:kpatch-patch-4_18_0-372_87_1, cpe:/o:redhat:rhel_e4s:8.6, p-cpe:/a:redhat:enterprise_linux:kpatch-patch-4_18_0-372_80_1, p-cpe:/a:redhat:enterprise_linux:kpatch-patch-4_18_0-372_91_1

Required KB Items: Host/local_checks_enabled, Host/RedHat/release, Host/RedHat/rpm-list, Host/cpu

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 6/25/2024

Vulnerability Publication Date: 1/31/2024

CISA Known Exploited Vulnerability Due Dates: 6/20/2024

Reference Information

CVE: CVE-2024-1086

CWE: 416

RHSA: 2024:4075

Detections

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