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Ubuntu 20.04 LTS : Linux kernel (FIPS) vulnerabilities (USN-7461-2)

high Nessus Plugin ID 320588

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-7461-2 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:

 - GPU drivers;

 - Network drivers;

 - File systems infrastructure;

 - Ext4 file system;

 - Network file system (NFS) server daemon;

 - Bluetooth subsystem;

 - IPv6 networking;

 - Network traffic control; (CVE-2021-47119, CVE-2024-35958, CVE-2025-21700, CVE-2024-53237, CVE-2024-46826, CVE-2025-21703, CVE-2024-49974, CVE-2025-21702, CVE-2024-56651, CVE-2024-26915, CVE-2024-50256)

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-7461-2

Plugin Details

Severity: High

ID: 320588

File Name: ubuntu_USN-7461-2.nasl

Version: 1.1

Type: Local

Agent: unix

Published: 6/11/2026

Updated: 6/11/2026

Supported Sensors: Continuous Assessment, Nessus Agent, Nessus

Risk Information

VPR

Risk Factor: High

Score: 7.4

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-2024-56651

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-5.4.0-1149-azure-fips, p-cpe:/a:canonical:ubuntu_linux:linux-image-5.4.0-1118-fips, p-cpe:/a:canonical:ubuntu_linux:linux-image-5.4.0-1147-gcp-fips

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

Exploit Ease: No known exploits are available

Patch Publication Date: 4/24/2025

Vulnerability Publication Date: 1/28/2022

Reference Information

CVE: CVE-2021-47119, CVE-2024-26915, CVE-2024-35958, CVE-2024-46826, CVE-2024-49974, CVE-2024-50256, CVE-2024-53237, CVE-2024-56651, CVE-2025-21700, CVE-2025-21702, CVE-2025-21703

USN: 7461-2