RHEL 8 : kernel (RHSA-2023:0832)

high Nessus Plugin ID 171723

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Synopsis

The remote Red Hat host is missing one or more security updates for kernel.

Description

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2023:0832 advisory.

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

Security Fix(es):

* kernel: mm/mremap.c use-after-free vulnerability (CVE-2022-41222)

* kernel: nfsd buffer overflow by RPC message over TCP with garbage data (CVE-2022-43945)

* kernel: an out-of-bounds vulnerability in i2c-ismt driver (CVE-2022-2873)

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):

* WARNING: CPU: 116 PID: 3440 at arch/x86/mm/extable.c:105 ex_handler_fprestore+0x3f/0x50 (BZ#2134586)

* Hardware error: RIP: copy_user_enhanced_fast_string+0xe (BZ#2137592)

* Cannot trigger kernel dump using NMI on SNO node running PAO and RT kernel (BZ#2139580)

* MEI support for Alder Lake-S (BZ#2141783)

* Host Pod -> Cluster IP Service traffic (Pod Backend - Different Node) Flow Iperf Cannot Connect (BZ#2141959)

* RHEL8.7: Xorg cannot display resolution higher than 1024x768 on system using ast graphics driver (BZ#2149287)

* Intel 8.7 Bug: OS doesn't boot when vmd and interrupt remapping are enabled (BZ#2149474)

* i40e,iavf: SR-IOV VF devices send GARP with wrong MAC address (BZ#2149745)

* RHEL8.4 - boot: Add secure boot trailer (BZ#2151530)

* error 524 from seccomp(2) when trying to load filter (BZ#2152138)

* Workqueue: WQ_MEM_RECLAIM iscsi_ctrl_1:98 __iscsi_unbind_session [scsi_transport_iscsi] (BZ#2152734)

* Connectivity issue with vDPA driver (BZ#2152912)

* High Load average due to cfs cpu throttling (BZ#2153108)

* The kernel BUG at mm/usercopy.c:103! from BZ 2041529 is back on rhel-8.5 (BZ#2153230)

* RHEL8: tick storm on nohz (isolated) CPU cores (BZ#2153653)

* kernel BUG: scheduling while atomic: crio/7295/0x00000002 (BZ#2154460)

* Azure RHEL 8 z-stream: Sometimes newly deployed VMs are not getting accelerated network during provisioning (BZ#2155272)

* Azure: VM Deployment Failures Patch Request (BZ#2155280)

* Azure vPCI RHEL-8: add the support of multi-MSI (BZ#2155289)

* MSFT MANA NET Patch RHEL-8: Fix race on per-CQ variable napi_iperf panic fix (BZ#2155437)

* GSS: OCP 4.10.30 node crash after ODF upgrade : unable to handle kernel NULL pointer dereference at 0000000000000000 : ceph_get_snap_realm+0x68/0xa0 [ceph] (BZ#2155797)

* Error in /usr/src/kernels/4.18.0-423.el8.x86_64/scripts/kernel-doc script causing irdma build to fail (BZ#2157905)

* RHEL8.8: Backport upstream patches to reduce memory cgroup memory consumption and OOM problem (BZ#2157922)

* The 'date' command shows wrong time in nested KVM s390x guest (BZ#2158813)

* ethtool -m results in an out-of-bounds slab write in the be2net driver (BZ#2160182)

* (Redhat OpenShift)Error downloading big ZIP files inside pod on power OCP and pod getting restarted (BZ#2160221)

* i40e/iavf: VF reset task fails Never saw reset with 5 second timeout per VF (BZ#2160460)

* iavf: It takes long time to create multiple VF interfaces and the VF interface names are not consistent (BZ#2163257)

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.

Solution

Update the RHEL kernel package based on the guidance in RHSA-2023:0832.

Plugin Details

Severity: High

ID: 171723

File Name: redhat-RHSA-2023-0832.nasl

Version: 1.5

Type: local

Agent: unix

Family: Red Hat Local Security Checks

Published: 2/21/2023

Updated: 11/8/2024

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

Risk Information

VPR

Risk Factor: Medium

Score: 6.7

Vendor

Vendor Severity: Important

CVSS v2

Risk Factor: Medium

Base Score: 6

Temporal Score: 4.7

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

CVSS Score Source: CVE-2022-41222

CVSS v3

Risk Factor: High

Base Score: 7

Temporal Score: 6.3

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:P/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-cross-headers, p-cpe:/a:redhat:enterprise_linux:kernel-core, 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, 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 Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 2/21/2023

Vulnerability Publication Date: 8/22/2022

Reference Information

CVE: CVE-2022-2873, CVE-2022-41222, CVE-2022-43945

CWE: 131, 416, 770

RHSA: 2023:0832

Detections

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