RHEL 9 : kernel-rt (RHSA-2024:6745)

medium Nessus Plugin ID 207378

Synopsis

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

Description

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2024:6745 advisory.

The kernel-rt packages provide the Real Time Linux Kernel, which enables fine-tuning for systems with extremely high determinism requirements.

Security Fix(es):

* kernel: Bluetooth: af_bluetooth: Fix deadlock (CVE-2024-26886)

* kernel: crypto: qat - resolve race condition during AER recovery (CVE-2024-26974)

* kernel: tty: n_gsm: require CAP_NET_ADMIN to attach N_GSM0710 ldisc (CVE-2023-52880)

* kernel: cpufreq: exit() callback is optional (CVE-2024-38615)

* kernel: cppc_cpufreq: Fix possible null pointer dereference (CVE-2024-38573)

* kernel: scsi: qedf: Ensure the copied buf is NUL terminated (CVE-2024-38559)

* kernel: ACPICA: Revert ACPICA: avoid Info: mapping multiple BARs. Your kernel is fine.
(CVE-2024-40984)

* kernel: sched/deadline: Fix task_struct reference leak (CVE-2024-41023)

* kernel: mm/filemap: skip to create PMD-sized page cache if needed (CVE-2024-41031)

* kernel: mm/shmem: disable PMD-sized page cache if needed (CVE-2024-42241)

* kernel: mm/filemap: make MAX_PAGECACHE_ORDER acceptable to xarray (CVE-2024-42243)

* kernel: net, sunrpc: Remap EPERM in case of connection failure in xs_tcp_setup_socket (CVE-2024-42246)

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 these issues but has instead relied only on the application's self-reported version number.

Solution

Update the RHEL kernel-rt package based on the guidance in RHSA-2024:6745.

See Also

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

https://bugzilla.redhat.com/show_bug.cgi?id=2275678

https://bugzilla.redhat.com/show_bug.cgi?id=2278354

https://bugzilla.redhat.com/show_bug.cgi?id=2283468

https://bugzilla.redhat.com/show_bug.cgi?id=2293348

https://bugzilla.redhat.com/show_bug.cgi?id=2293420

https://bugzilla.redhat.com/show_bug.cgi?id=2293440

https://bugzilla.redhat.com/show_bug.cgi?id=2297568

https://bugzilla.redhat.com/show_bug.cgi?id=2300381

https://bugzilla.redhat.com/show_bug.cgi?id=2300395

http://www.nessus.org/u?7cddffa2

https://access.redhat.com/errata/RHSA-2024:6745

Plugin Details

Severity: Medium

ID: 207378

File Name: redhat-RHSA-2024-6745.nasl

Version: 1.2

Type: local

Agent: unix

Published: 9/18/2024

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: 5.5

Vendor

Vendor Severity: Moderate

CVSS v2

Risk Factor: Medium

Base Score: 4.6

Temporal Score: 3.4

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

CVSS Score Source: CVE-2024-42246

CVSS v3

Risk Factor: Medium

Base Score: 5.5

Temporal Score: 4.8

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

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

Vulnerability Information

CPE: p-cpe:/a:redhat:enterprise_linux:kernel-rt, p-cpe:/a:redhat:enterprise_linux:kernel-rt-debug-core, p-cpe:/a:redhat:enterprise_linux:kernel-rt-debug-devel, cpe:/o:redhat:rhel_eus:9.2, p-cpe:/a:redhat:enterprise_linux:kernel-rt-devel, p-cpe:/a:redhat:enterprise_linux:kernel-rt-core, p-cpe:/a:redhat:enterprise_linux:kernel-rt-kvm, p-cpe:/a:redhat:enterprise_linux:kernel-rt-modules, p-cpe:/a:redhat:enterprise_linux:kernel-rt-debug-modules-extra, p-cpe:/a:redhat:enterprise_linux:kernel-rt-modules-extra, p-cpe:/a:redhat:enterprise_linux:kernel-rt-debug-modules-core, p-cpe:/a:redhat:enterprise_linux:kernel-rt-debug, p-cpe:/a:redhat:enterprise_linux:kernel-rt-debug-kvm, p-cpe:/a:redhat:enterprise_linux:kernel-rt-modules-core, p-cpe:/a:redhat:enterprise_linux:kernel-rt-debug-modules

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: 9/18/2024

Vulnerability Publication Date: 4/17/2024

Reference Information

CVE: CVE-2023-52880, CVE-2024-26886, CVE-2024-26974, CVE-2024-38559, CVE-2024-38573, CVE-2024-38615, CVE-2024-40984, CVE-2024-41023, CVE-2024-41031, CVE-2024-42241, CVE-2024-42243, CVE-2024-42246

CWE: 125, 20, 401, 459, 476, 833, 835, 99

RHSA: 2024:6745