RHEL 9 : kernel-rt (RHSA-2024:9498)

high Nessus Plugin ID 210887

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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-2024:9498 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: net: fix possible store tearing in neigh_periodic_work() (CVE-2023-52522)

* kernel: tcp: add sanity checks to rx zerocopy (CVE-2024-26640)

* kernel: drm/amdgpu: use-after-free vulnerability (CVE-2024-26656)

* kernel: ext4: avoid allocating blocks from corrupted group in ext4_mb_find_by_goal() (CVE-2024-26772)

* kernel: x86/mm: Disallow vsyscall page read for copy_from_kernel_nofault() (CVE-2024-26906)

* kernel: NFSv4.2: fix nfs4_listxattr kernel BUG at mm/usercopy.c:102 (CVE-2024-26870)

* kernel: genirq/cpuhotplug, x86/vector: Prevent vector leak during CPU offline (CVE-2024-31076)

* kernel: mptcp: ensure snd_una is properly initialized on connect (CVE-2024-40931)

* kernel: firmware: cs_dsp: Fix overflow checking of wmfw header (CVE-2024-41039)

* kernel: net/iucv: fix use after free in iucv_sock_close() (CVE-2024-42271)

* kernel: mptcp: pm: Fix uaf in __timer_delete_sync (CVE-2024-46858)

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-2024:9498.

Plugin Details

Severity: High

ID: 210887

File Name: redhat-RHSA-2024-9498.nasl

Version: 1.1

Type: local

Agent: unix

Family: Red Hat Local Security Checks

Published: 11/13/2024

Updated: 11/13/2024

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: 6.8

Temporal Score: 5

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

CVSS Score Source: CVE-2024-42271

CVSS v3

Risk Factor: High

Base Score: 7.8

Temporal Score: 6.8

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: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: 11/13/2024

Vulnerability Publication Date: 10/30/2023

Reference Information

CVE: CVE-2023-52522, CVE-2024-26640, CVE-2024-26656, CVE-2024-26772, CVE-2024-26870, CVE-2024-26906, CVE-2024-31076, CVE-2024-40931, CVE-2024-41039, CVE-2024-42271, CVE-2024-46858

CWE: 122, 20, 229, 400, 402, 416

RHSA: 2024:9498

Detections

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