RHEL 8 : kpatch-patch (RHSA-2023:5548)

high Nessus Plugin ID 182829

Synopsis

The remote Red Hat host is missing one or more security updates for kpatch-patch.

Description

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2023:5548 advisory.

- kernel: ipvlan: out-of-bounds write caused by unclear skb->cb (CVE-2023-3090)

- kernel: netfilter: use-after-free due to improper element removal in nft_pipapo_remove() (CVE-2023-4004)

- kernel: net/sched: Use-after-free vulnerabilities in the net/sched classifiers: cls_fw, cls_u32 and cls_route (CVE-2023-4128)

- kernel: nf_tables: stack-out-of-bounds-read in nft_byteorder_eval() (CVE-2023-35001)

Note that Nessus has not tested for these issues 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-2023:5548.

See Also

https://bugzilla.redhat.com/show_bug.cgi?id=2225275

https://bugzilla.redhat.com/show_bug.cgi?id=2218672

https://bugzilla.redhat.com/show_bug.cgi?id=2225511

https://bugzilla.redhat.com/show_bug.cgi?id=2220892

https://access.redhat.com/errata/RHSA-2023:5548

https://access.redhat.com/security/updates/classification/#important

http://www.nessus.org/u?b16eb447

Plugin Details

Severity: High

ID: 182829

File Name: redhat-RHSA-2023-5548.nasl

Version: 1.3

Type: local

Agent: unix

Published: 10/10/2023

Updated: 4/28/2024

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

Risk Information

VPR

Risk Factor: High

Score: 8.4

CVSS v2

Risk Factor: Medium

Base Score: 6.8

Temporal Score: 5.3

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

CVSS Score Source: CVE-2023-4004

CVSS v3

Risk Factor: High

Base Score: 7.8

Temporal Score: 7

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:P/RL:O/RC:C

Vulnerability Information

CPE: cpe:/o:redhat:rhel_eus:8.6, p-cpe:/a:redhat:enterprise_linux:kpatch-patch-4_18_0-372_46_1, p-cpe:/a:redhat:enterprise_linux:kpatch-patch-4_18_0-372_51_1, p-cpe:/a:redhat:enterprise_linux:kpatch-patch-4_18_0-372_52_1, p-cpe:/a:redhat:enterprise_linux:kpatch-patch-4_18_0-372_57_1, p-cpe:/a:redhat:enterprise_linux:kpatch-patch-4_18_0-372_64_1, p-cpe:/a:redhat:enterprise_linux:kpatch-patch-4_18_0-372_70_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: 10/10/2023

Vulnerability Publication Date: 6/21/2023

Reference Information

CVE: CVE-2023-3090, CVE-2023-35001, CVE-2023-4004, CVE-2023-4128

CWE: 125, 416, 787

RHSA: 2023:5548