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Ubuntu 22.04 LTS : LibBPF vulnerabilities (USN-5759-1)

high Nessus Plugin ID 168391

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Synopsis

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

Description

The remote Ubuntu 22.04 LTS host has packages installed that are affected by multiple vulnerabilities as referenced in the USN-5759-1 advisory.

 It was discovered that LibBPF incorrectly handled certain memory operations under certain circumstances.
 An attacker could possibly use this issue to cause LibBPF to crash, resulting in a denial of service, or possibly execute arbitrary code. This issue only affected Ubuntu 22.10. (CVE-2021-45940, CVE-2021-45941, CVE-2022-3533)

 It was discovered that LibBPF incorrectly handled certain memory operations under certain circumstances.
 An attacker could possibly use this issue to cause LibBPF to crash, resulting in a denial of service, or possibly execute arbitrary code. (CVE-2022-3534, CVE-2022-3606)

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 libbpf-dev and / or libbpf0 packages.

See Also

https://ubuntu.com/security/notices/USN-5759-1

Plugin Details

Severity: High

ID: 168391

File Name: ubuntu_USN-5759-1.nasl

Version: 1.6

Type: local

Agent: unix

Published: 12/5/2022

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: Medium

Score: 5.9

CVSS v2

Risk Factor: Medium

Base Score: 4.3

Temporal Score: 3.4

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

CVSS Score Source: CVE-2021-45941

CVSS v3

Risk Factor: High

Base Score: 8

Temporal Score: 7.2

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:P/RL:O/RC:C

CVSS Score Source: CVE-2022-3534

Vulnerability Information

CPE: cpe:/o:canonical:ubuntu_linux:22.04:-:lts, p-cpe:/a:canonical:ubuntu_linux:libbpf0, p-cpe:/a:canonical:ubuntu_linux:libbpf-dev

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: 12/5/2022

Vulnerability Publication Date: 1/1/2022

Reference Information

CVE: CVE-2021-45940, CVE-2021-45941, CVE-2022-3533, CVE-2022-3534, CVE-2022-3606

USN: 5759-1