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RHEL 8 : kernel (RHSA-2023:3847)

high Nessus Plugin ID 177660

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Synopsis

The remote Red Hat host is missing a security update.

Description

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2023:3847 advisory.

 The kernel packages contain the Linux kernel, the core of any Linux operating system.

 Security Fix(es):

 * kernel: tls: race condition in do_tls_getsockopt may lead to use-after-free or NULL pointer dereference (CVE-2023-28466)

 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.

 Bug Fix(es):

 * RPL-P IOTG/RPL-S IOTG: cpu frequency issues (BZ#2179332)

 * iscsi target deadlocks when the same host acts as an initiator to itself (i.e. connects via 127.0.0.1) (BZ#2182092)

 * HPEMC RHEL 8 REGRESSION: acpi-cpufreq: Skip initialization if a cpufreq driver exists (BZ#2186305)

 * kernel[-rt]: task deadline_test:2526 blocked for more than 600 seconds. (BZ#2188623)

 * Dying percpu kworkers cause issues on isolated CPUs [rhel-8] (BZ#2189595)

 * block layer: cherry pick recent upstream fixes (up to v6.3-rc1) for 8.9 (BZ#2193236)

 * xfs: deadlock in xfs_btree_split_worker (BZ#2196390)

 * RHEL 8.9 hwpoison: data loss when memory error occurs on hugetlb pagecache (BZ#2196665)

 * Intel E810 card unable to create a MACVLAN on interface already configured as SRIOV (BZ#2203214)

 * mlxsw: kselftest case -usr-libexec-kselftests-drivers-net-mlxsw-devlink-trap-policer-sh trigger call trace (BZ#2207564)

 * Invalid character detected by rpminspect in Documentation/translations/zh_CN/process/magic-number.rst (BZ#2208284)

 Enhancement(s):

 * Intel 8.9 FEAT SPR power: Intel SST SNC4 support (BZ#2185604)

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 affected packages.

See Also

http://www.nessus.org/u?674480d1

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

https://bugzilla.redhat.com/show_bug.cgi?id=2179000

https://access.redhat.com/errata/RHSA-2023:3847

Plugin Details

Severity: High

ID: 177660

File Name: redhat-RHSA-2023-3847.nasl

Version: 1.4

Type: local

Agent: unix

Published: 6/27/2023

Updated: 11/7/2024

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

Risk Information

VPR

Risk Factor: Medium

Score: 6.7

Vendor

Vendor Severity: Moderate

CVSS v2

Risk Factor: Medium

Base Score: 6

Temporal Score: 4.4

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

CVSS Score Source: CVE-2023-28466

CVSS v3

Risk Factor: High

Base Score: 7

Temporal Score: 6.1

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

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

Vulnerability Information

CPE: p-cpe:/a:redhat:enterprise_linux:kernel-debug-core, p-cpe:/a:redhat:enterprise_linux:kernel-tools-libs-devel, p-cpe:/a:redhat:enterprise_linux:kernel-debug-devel, p-cpe:/a:redhat:enterprise_linux:kernel-core, p-cpe:/a:redhat:enterprise_linux:kernel-cross-headers, p-cpe:/a:redhat:enterprise_linux:kernel-tools-libs, p-cpe:/a:redhat:enterprise_linux:perf, p-cpe:/a:redhat:enterprise_linux:bpftool, p-cpe:/a:redhat:enterprise_linux:kernel-tools, p-cpe:/a:redhat:enterprise_linux:kernel-zfcpdump, cpe:/o:redhat:rhel_eus:8.8, p-cpe:/a:redhat:enterprise_linux:kernel-debug-modules-extra, p-cpe:/a:redhat:enterprise_linux:kernel-devel, p-cpe:/a:redhat:enterprise_linux:kernel-zfcpdump-core, p-cpe:/a:redhat:enterprise_linux:kernel, cpe:/o:redhat:enterprise_linux:8, p-cpe:/a:redhat:enterprise_linux:kernel-zfcpdump-modules-extra, p-cpe:/a:redhat:enterprise_linux:kernel-modules-extra, p-cpe:/a:redhat:enterprise_linux:kernel-modules, p-cpe:/a:redhat:enterprise_linux:kernel-zfcpdump-modules, p-cpe:/a:redhat:enterprise_linux:kernel-zfcpdump-devel, p-cpe:/a:redhat:enterprise_linux:kernel-debug-modules, p-cpe:/a:redhat:enterprise_linux:kernel-debug, p-cpe:/a:redhat:enterprise_linux:python3-perf

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

Exploit Ease: No known exploits are available

Patch Publication Date: 6/27/2023

Vulnerability Publication Date: 3/16/2023

Reference Information

CVE: CVE-2023-28466

CWE: 416

RHSA: 2023:3847