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Ubuntu 22.04 LTS / 24.04 LTS : Linux kernel vulnerabilities (USN-7703-1)

high Nessus Plugin ID 252947

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Synopsis

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

Description

The remote Ubuntu 22.04 LTS / 24.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-7703-1 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:

 - ARM64 architecture;

 - PowerPC architecture;

 - x86 architecture;

 - Block layer subsystem;

 - GPIO subsystem;

 - GPU drivers;

 - HID subsystem;

 - Input Device (Mouse) drivers;

 - Multiple devices driver;

 - Media drivers;

 - Network drivers;

 - PCI subsystem;

 - S/390 drivers;

 - SPI subsystem;

 - Trusted Execution Environment drivers;

 - UFS subsystem;

 - USB Device Class drivers;

 - USB core drivers;

 - USB Gadget drivers;

 - Framebuffer layer;

 - Network file system (NFS) client;

 - Network file system (NFS) server daemon;

 - File systems infrastructure;

 - SMB network file system;

 - Networking core;

 - L3 Master device support module;

 - TCP network protocol;

 - io_uring subsystem;

 - Process Accounting mechanism;

 - BPF subsystem;

 - Timer subsystem;

 - Workqueue subsystem;

 - Memory management;

 - Amateur Radio drivers;

 - B.A.T.M.A.N. meshing protocol;

 - IPv4 networking;

 - IPv6 networking;

 - Multipath TCP;

 - Open vSwitch;

 - Network traffic control;

 - SOF drivers; (CVE-2025-21776, CVE-2025-21768, CVE-2025-21848, CVE-2025-21855, CVE-2025-21791, CVE-2025-21838, CVE-2025-21762, CVE-2025-21846, CVE-2025-21765, CVE-2025-21869, CVE-2025-21783, CVE-2025-21868, CVE-2025-21857, CVE-2025-21773, CVE-2024-54458, CVE-2025-21871, CVE-2025-21763, CVE-2024-58088, CVE-2025-21835, CVE-2025-21793, CVE-2025-21867, CVE-2025-21784, CVE-2025-21839, CVE-2025-21786, CVE-2025-21764, CVE-2025-21761, CVE-2025-21767, CVE-2024-58020, CVE-2025-21847, CVE-2025-21792, CVE-2025-21785, CVE-2025-21863, CVE-2025-21854, CVE-2025-21704, CVE-2024-52559, CVE-2025-21775, CVE-2025-21758, CVE-2025-21858, CVE-2025-21866, CVE-2025-21870, CVE-2024-57977, CVE-2024-54456, CVE-2025-21759, CVE-2025-21781, CVE-2025-21760, CVE-2025-21706, CVE-2024-57834, CVE-2025-21712, CVE-2025-21864, CVE-2025-21780, CVE-2025-21790, CVE-2025-21856, CVE-2025-21796, CVE-2025-21859, CVE-2025-21782, CVE-2024-58093, CVE-2025-21844, CVE-2025-21795, CVE-2025-21823, CVE-2025-21853, CVE-2025-21772, CVE-2025-21746, CVE-2025-21821, CVE-2024-58086, CVE-2025-21787, CVE-2025-21836, CVE-2025-21861, CVE-2025-21766, CVE-2025-21862, CVE-2025-21779)

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-7703-1

Plugin Details

Severity: High

ID: 252947

File Name: ubuntu_USN-7703-1.nasl

Version: 1.1

Type: local

Agent: unix

Published: 8/20/2025

Updated: 8/20/2025

Supported Sensors: Nessus Agent, Continuous Assessment, 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-2025-21863

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:canonical:ubuntu_linux:linux-image-6.8.0-78-lowlatency, cpe:/o:canonical:ubuntu_linux:22.04:-:lts, p-cpe:/a:canonical:ubuntu_linux:linux-image-6.8.0-1035-aws, cpe:/o:canonical:ubuntu_linux:24.04:-:lts, p-cpe:/a:canonical:ubuntu_linux:linux-image-6.8.1-1030-realtime, p-cpe:/a:canonical:ubuntu_linux:linux-image-6.8.0-1035-aws-64k, p-cpe:/a:canonical:ubuntu_linux:linux-image-6.8.0-78-lowlatency-64k

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

Exploit Ease: No known exploits are available

Patch Publication Date: 8/19/2025

Vulnerability Publication Date: 2/22/2025

Reference Information

CVE: CVE-2024-52559, CVE-2024-54456, CVE-2024-54458, CVE-2024-57834, CVE-2024-57977, CVE-2024-58020, CVE-2024-58086, CVE-2024-58088, CVE-2024-58093, CVE-2025-21704, CVE-2025-21706, CVE-2025-21712, CVE-2025-21746, CVE-2025-21758, CVE-2025-21759, CVE-2025-21760, CVE-2025-21761, CVE-2025-21762, CVE-2025-21763, CVE-2025-21764, CVE-2025-21765, CVE-2025-21766, CVE-2025-21767, CVE-2025-21768, CVE-2025-21772, CVE-2025-21773, CVE-2025-21775, CVE-2025-21776, CVE-2025-21779, CVE-2025-21780, CVE-2025-21781, CVE-2025-21782, CVE-2025-21783, CVE-2025-21784, CVE-2025-21785, CVE-2025-21786, CVE-2025-21787, CVE-2025-21790, CVE-2025-21791, CVE-2025-21792, CVE-2025-21793, CVE-2025-21795, CVE-2025-21796, CVE-2025-21821, CVE-2025-21823, CVE-2025-21835, CVE-2025-21836, CVE-2025-21838, CVE-2025-21839, CVE-2025-21844, CVE-2025-21846, CVE-2025-21847, CVE-2025-21848, CVE-2025-21853, CVE-2025-21854, CVE-2025-21855, CVE-2025-21856, CVE-2025-21857, CVE-2025-21858, CVE-2025-21859, CVE-2025-21861, CVE-2025-21862, CVE-2025-21863, CVE-2025-21864, CVE-2025-21866, CVE-2025-21867, CVE-2025-21868, CVE-2025-21869, CVE-2025-21870, CVE-2025-21871

USN: 7703-1