RHEL 8 : kernel (RHSA-2021:3548)

high Nessus Plugin ID 153405

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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-2021:3548 advisory.

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

Security Fix(es):

* kernel: SVM nested virtualization issue in KVM (AVIC support) (CVE-2021-3653)

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):

* RHEL8.4 Nightly[0308] - HST:STC950:Fleetwood: LPAR crashed during LPM: BUG at lib/locks.c:34! (using ibmvfc) (BZ#1969792)

* RHEL8.2 - s390/vtime: fix increased steal time accounting (BZ#1988386)

* [FJ8.4 Bug]: Installation of RHEL8.4 hang up on a Tatlow platform while loading intel_lpss_pci module.
(BZ#1989560)

* kernel panic in drm_fb_helper_dirty_work() caused by a race condition qxl driver (BZ#1992839)

* [RHEL8.4] TIOCGSERIAL ioctl fails on serial device (BZ#1993872)

* RHEL8.4 Nightly[0208] - kernel panic when executing test case for persistent device configuration (using DASD) (BZ#1995206)

* Killing ceph daemon leaving an unhealthy ocs/ocp cluster (worker node/s NotReady) (BZ#1995862)

* ceph: potential data corruption in cephfs write_begin codepath (BZ#1996680)

* libceph: allow addrvecs with a single NONE/blank address (BZ#1996682)

* [iavf] traffic stops after host sets vf trust on (BZ#1997536)

* [ice][iavf] hit some call trace and system panic when create-remove-vfs in loop (BZ#1997538)

* Missing backport of IMA boot aggregate calculation in rhel 8.4 kernel (BZ#1997766)

* XArray tests broken for single processor (BZ#1997997)

* [RHEL-8.4] mlock() end up returning -EINVAL instead of -ENOMEM in rewriting the upper address bits.
(BZ#1997998)

* Kernel panic at n_tty_set_termios+0x30 (BZ#1997999)

* [ice]BUG: scheduling while atomic: ifenslave/270215/0x00000200 (BZ#2000129)

* [ice]port lost connectivity after removing from bonding (BZ#2000130)

Enhancement(s):

* [Mellanox 8.5 FEAT] mlx5: drivers update upto Linux v5.12 (BZ#1983681)

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.

Plugin Details

Severity: High

ID: 153405

File Name: redhat-RHSA-2021-3548.nasl

Version: 1.11

Type: local

Agent: unix

Family: Red Hat Local Security Checks

Published: 9/15/2021

Updated: 11/7/2024

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

Risk Information

VPR

Risk Factor: High

Score: 7.3

Vendor

Vendor Severity: Moderate

CVSS v2

Risk Factor: Medium

Base Score: 6.1

Temporal Score: 4.8

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

CVSS Score Source: CVE-2021-3653

CVSS v3

Risk Factor: High

Base Score: 8.8

Temporal Score: 7.9

Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:C/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-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:8.4, 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: 9/15/2021

Vulnerability Publication Date: 9/15/2021

Reference Information

CVE: CVE-2021-3653

CWE: 862

RHSA: 2021:3548

Detections

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