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Ubuntu 20.04 LTS : Linux kernel (Azure) vulnerabilities (USN-6951-2)

high Nessus Plugin ID 205550

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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-6951-2 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:

 - ARM64 architecture;

 - M68K architecture;

 - User-Mode Linux (UML);

 - x86 architecture;

 - Accessibility subsystem;

 - Character device driver;

 - Clock framework and drivers;

 - CPU frequency scaling framework;

 - Hardware crypto device drivers;

 - Buffer Sharing and Synchronization framework;

 - FireWire subsystem;

 - GPU drivers;

 - HW tracing;

 - Macintosh device drivers;

 - Multiple devices driver;

 - Media drivers;

 - Network drivers;

 - Pin controllers subsystem;

 - S/390 drivers;

 - SCSI drivers;

 - SoundWire subsystem;

 - Greybus lights staging drivers;

 - TTY drivers;

 - Framebuffer layer;

 - Virtio drivers;

 - 9P distributed file system;

 - eCrypt file system;

 - EROFS file system;

 - Ext4 file system;

 - F2FS file system;

 - JFFS2 file system;

 - Network file system client;

 - NILFS2 file system;

 - SMB network file system;

 - Kernel debugger infrastructure;

 - IRQ subsystem;

 - Tracing infrastructure;

 - Dynamic debug library;

 - 9P file system network protocol;

 - Bluetooth subsystem;

 - Networking core;

 - IPv4 networking;

 - IPv6 networking;

 - Netfilter;

 - NET/ROM layer;

 - NFC subsystem;

 - NSH protocol;

 - Open vSwitch;

 - Phonet protocol;

 - TIPC protocol;

 - Unix domain sockets;

 - Wireless networking;

 - eXpress Data Path;

 - XFRM subsystem;

 - ALSA framework; (CVE-2024-36934, CVE-2024-38578, CVE-2024-38600, CVE-2024-27399, CVE-2024-39276, CVE-2024-38596, CVE-2024-36933, CVE-2024-36919, CVE-2024-35976, CVE-2024-37356, CVE-2023-52585, CVE-2024-38558, CVE-2024-38560, CVE-2024-38634, CVE-2024-36959, CVE-2024-38633, CVE-2024-36886, CVE-2024-27398, CVE-2024-39493, CVE-2024-26886, CVE-2024-31076, CVE-2024-38559, CVE-2024-38615, CVE-2024-36971, CVE-2024-38627, CVE-2024-36964, CVE-2024-38780, CVE-2024-37353, CVE-2024-38621, CVE-2024-36883, CVE-2024-39488, CVE-2024-38661, CVE-2024-36939, CVE-2024-38589, CVE-2024-38565, CVE-2024-38381, CVE-2024-35947, CVE-2024-36905, CVE-2022-48772, CVE-2024-36017, CVE-2024-36946, CVE-2024-27401, CVE-2024-38579, CVE-2024-38612, CVE-2024-38598, CVE-2024-38635, CVE-2024-38587, CVE-2024-38567, CVE-2024-38549, CVE-2024-36960, CVE-2023-52752, CVE-2024-27019, CVE-2024-38601, CVE-2024-39489, CVE-2024-39467, CVE-2023-52882, CVE-2024-38583, CVE-2024-39480, CVE-2024-38607, CVE-2024-36940, CVE-2024-38659, CVE-2023-52434, CVE-2024-36015, CVE-2024-38582, CVE-2024-36950, CVE-2024-38552, CVE-2024-33621, CVE-2024-36954, CVE-2024-39475, CVE-2024-39301, CVE-2024-38599, CVE-2024-36902, CVE-2024-36286, CVE-2024-38613, CVE-2024-38637, CVE-2024-36941, CVE-2024-36014, CVE-2024-38618, CVE-2024-36904, CVE-2024-36270, CVE-2024-39292, CVE-2024-39471, CVE-2022-48674)

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-6951-2

Plugin Details

Severity: High

ID: 205550

File Name: ubuntu_USN-6951-2.nasl

Version: 1.2

Type: local

Agent: unix

Published: 8/14/2024

Updated: 8/27/2024

Supported Sensors: Agentless Assessment, Continuous Assessment, Frictionless Assessment Agent, Frictionless Assessment AWS, Frictionless Assessment Azure, Nessus Agent, Nessus

Risk Information

VPR

Risk Factor: High

Score: 8.4

CVSS v2

Risk Factor: High

Base Score: 7.7

Temporal Score: 6.4

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

CVSS Score Source: CVE-2023-52434

CVSS v3

Risk Factor: High

Base Score: 8

Temporal Score: 7.4

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

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

Vulnerability Information

CPE: cpe:/o:canonical:ubuntu_linux:20.04:-:lts, p-cpe:/a:canonical:ubuntu_linux:linux-image-5.4.0-1135-azure

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

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 8/14/2024

Vulnerability Publication Date: 2/20/2024

CISA Known Exploited Vulnerability Due Dates: 8/28/2024

Reference Information

CVE: CVE-2022-48674, CVE-2022-48772, CVE-2023-52434, CVE-2023-52585, CVE-2023-52752, CVE-2023-52882, CVE-2024-26886, CVE-2024-27019, CVE-2024-27398, CVE-2024-27399, CVE-2024-27401, CVE-2024-31076, CVE-2024-33621, CVE-2024-35947, CVE-2024-35976, CVE-2024-36014, CVE-2024-36015, CVE-2024-36017, CVE-2024-36270, CVE-2024-36286, CVE-2024-36883, CVE-2024-36886, CVE-2024-36902, CVE-2024-36904, CVE-2024-36905, CVE-2024-36919, CVE-2024-36933, CVE-2024-36934, CVE-2024-36939, CVE-2024-36940, CVE-2024-36941, CVE-2024-36946, CVE-2024-36950, CVE-2024-36954, CVE-2024-36959, CVE-2024-36960, CVE-2024-36964, CVE-2024-36971, CVE-2024-37353, CVE-2024-37356, CVE-2024-38381, CVE-2024-38549, CVE-2024-38552, CVE-2024-38558, CVE-2024-38559, CVE-2024-38560, CVE-2024-38565, CVE-2024-38567, CVE-2024-38578, CVE-2024-38579, CVE-2024-38582, CVE-2024-38583, CVE-2024-38587, CVE-2024-38589, CVE-2024-38596, CVE-2024-38598, CVE-2024-38599, CVE-2024-38600, CVE-2024-38601, CVE-2024-38607, CVE-2024-38612, CVE-2024-38613, CVE-2024-38615, CVE-2024-38618, CVE-2024-38621, CVE-2024-38627, CVE-2024-38633, CVE-2024-38634, CVE-2024-38635, CVE-2024-38637, CVE-2024-38659, CVE-2024-38661, CVE-2024-38780, CVE-2024-39276, CVE-2024-39292, CVE-2024-39301, CVE-2024-39467, CVE-2024-39471, CVE-2024-39475, CVE-2024-39480, CVE-2024-39488, CVE-2024-39489, CVE-2024-39493

USN: 6951-2