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Ubuntu 18.04 LTS / 20.04 LTS / 22.04 LTS : U-Boot vulnerabilities (USN-5764-1)

critical Nessus Plugin ID 168465

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Synopsis

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

Description

The remote Ubuntu 18.04 LTS / 20.04 LTS / 22.04 LTS host has packages installed that are affected by multiple vulnerabilities as referenced in the USN-5764-1 advisory.

 It was discovered that U-Boot incorrectly handled certain USB DFU download setup packets. A local attacker could use this issue to cause U-Boot to crash, resulting in a denial of service, or possibly execute arbitrary code. (CVE-2022-2347)

 Nicolas Bidron and Nicolas Guigo discovered that U-Boot incorrectly handled certain fragmented IP packets.
 A local attacker could use this issue to cause U-Boot to crash, resulting in a denial of service, or possibly execute arbitrary code. This issue only affected Ubuntu 18.04 LTS, Ubuntu 20.04 LTS, and Ubuntu 22.04 LTS. (CVE-2022-30552, CVE-2022-30790)

 It was discovered that U-Boot incorrectly handled certain NFS lookup replies. A remote attacker could use this issue to cause U-Boot to crash, resulting in a denial of service, or possibly execute arbitrary code.
 This issue only affected Ubuntu 18.04 LTS, Ubuntu 20.04 LTS, and Ubuntu 22.04 LTS. (CVE-2022-30767)

 Jincheng Wang discovered that U-Boot incorrectly handled certain SquashFS structures. A local attacker could use this issue to cause U-Boot to crash, resulting in a denial of service, or possibly execute arbitrary code. This issue only affected Ubuntu 18.04 LTS, Ubuntu 20.04 LTS, and Ubuntu 22.04 LTS.
 (CVE-2022-33103)

 Tatsuhiko Yasumatsu discovered that U-Boot incorrectly handled certain SquashFS structures. A local attacker could use this issue to cause U-Boot to crash, resulting in a denial of service, or possibly execute arbitrary code. This issue only affected Ubuntu 18.04 LTS, Ubuntu 20.04 LTS, and Ubuntu 22.04 LTS.
 (CVE-2022-33967)

 It was discovered that U-Boot incorrectly handled the i2c command. A local attacker could use this issue to cause U-Boot to crash, resulting in a denial of service, or possibly execute arbitrary code. This issue only affected Ubuntu 18.04 LTS, Ubuntu 20.04 LTS, and Ubuntu 22.04 LTS. (CVE-2022-34835)

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 packages.

See Also

https://ubuntu.com/security/notices/USN-5764-1

Plugin Details

Severity: Critical

ID: 168465

File Name: ubuntu_USN-5764-1.nasl

Version: 1.6

Type: local

Agent: unix

Published: 12/7/2022

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: 7.3

CVSS v2

Risk Factor: High

Base Score: 7.5

Temporal Score: 5.9

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

CVSS Score Source: CVE-2022-34835

CVSS v3

Risk Factor: Critical

Base Score: 9.8

Temporal Score: 8.8

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

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

Vulnerability Information

CPE: p-cpe:/a:canonical:ubuntu_linux:u-boot-qcom, p-cpe:/a:canonical:ubuntu_linux:u-boot-tools, p-cpe:/a:canonical:ubuntu_linux:u-boot-sunxi, cpe:/o:canonical:ubuntu_linux:20.04:-:lts, p-cpe:/a:canonical:ubuntu_linux:u-boot-rockchip, p-cpe:/a:canonical:ubuntu_linux:u-boot-tegra, cpe:/o:canonical:ubuntu_linux:18.04:-:lts, p-cpe:/a:canonical:ubuntu_linux:u-boot-microchip, p-cpe:/a:canonical:ubuntu_linux:u-boot-mvebu, cpe:/o:canonical:ubuntu_linux:22.04:-:lts, p-cpe:/a:canonical:ubuntu_linux:u-boot-qemu, p-cpe:/a:canonical:ubuntu_linux:u-boot-rpi, p-cpe:/a:canonical:ubuntu_linux:u-boot-amlogic, p-cpe:/a:canonical:ubuntu_linux:u-boot-exynos, p-cpe:/a:canonical:ubuntu_linux:u-boot-sifive, p-cpe:/a:canonical:ubuntu_linux:u-boot-imx, p-cpe:/a:canonical:ubuntu_linux:u-boot

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: 12/6/2022

Vulnerability Publication Date: 5/16/2022

Reference Information

CVE: CVE-2022-2347, CVE-2022-30552, CVE-2022-30767, CVE-2022-30790, CVE-2022-33103, CVE-2022-33967, CVE-2022-34835

USN: 5764-1