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Ubuntu 20.04 LTS : Linux kernel (IoT) vulnerabilities (USN-7159-4)

high Nessus Plugin ID 213292

Synopsis

The remote Ubuntu host is missing one or more security updates.

Description

The remote Ubuntu 20.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-7159-4 advisory.

 Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in the following subsystems:

 - ARM32 architecture;

 - ARM64 architecture;

 - S390 architecture;

 - x86 architecture;

 - Power management core;

 - GPU drivers;

 - InfiniBand drivers;

 - Network drivers;

 - S/390 drivers;

 - TTY drivers;

 - BTRFS file system;

 - EROFS file system;

 - F2FS file system;

 - File systems infrastructure;

 - BPF subsystem;

 - Socket messages infrastructure;

 - Bluetooth subsystem;

 - Ethernet bridge;

 - Networking core;

 - IPv4 networking;

 - SELinux security module; (CVE-2022-48938, CVE-2024-42156, CVE-2024-36953, CVE-2024-38538, CVE-2021-47501, CVE-2024-42068, CVE-2024-26947, CVE-2024-46724, CVE-2024-36968, CVE-2023-52497, CVE-2024-35951, CVE-2023-52488, CVE-2024-44940, CVE-2022-48733, CVE-2023-52498, CVE-2022-48943, CVE-2024-35904, CVE-2024-42077, CVE-2024-36938, CVE-2023-52639, CVE-2024-42240, CVE-2024-44942, CVE-2021-47076)

Tenable has extracted the preceding description block directly from the Ubuntu 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 affected kernel package.

See Also

https://ubuntu.com/security/notices/USN-7159-4

Plugin Details

Severity: High

ID: 213292

File Name: ubuntu_USN-7159-4.nasl

Version: 1.1

Type: local

Agent: unix

Published: 12/20/2024

Updated: 12/20/2024

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

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-2024-44942

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: cpe:/o:canonical:ubuntu_linux:20.04:-:lts, p-cpe:/a:canonical:ubuntu_linux:linux-image-5.4.0-1045-iot

Required KB Items: Host/cpu, Host/Ubuntu, Host/Ubuntu/release, Host/Debian/dpkg-l

Exploit Ease: No known exploits are available

Patch Publication Date: 12/20/2024

Vulnerability Publication Date: 4/5/2022

Reference Information

CVE: CVE-2021-47076, CVE-2021-47501, CVE-2022-48733, CVE-2022-48938, CVE-2022-48943, CVE-2023-52488, CVE-2023-52497, CVE-2023-52498, CVE-2023-52639, CVE-2024-26947, CVE-2024-35904, CVE-2024-35951, CVE-2024-36938, CVE-2024-36953, CVE-2024-36968, CVE-2024-38538, CVE-2024-42068, CVE-2024-42077, CVE-2024-42156, CVE-2024-42240, CVE-2024-44940, CVE-2024-44942, CVE-2024-46724

USN: 7159-4