Amazon Linux 2 : libbpf (ALAS-2023-1969)

medium Nessus Plugin ID 172165

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Synopsis

The remote Amazon Linux 2 host is missing a security update.

Description

The version of libbpf installed on the remote host is prior to 0.5.0-2. It is, therefore, affected by a vulnerability as referenced in the ALAS2-2023-1969 advisory.

A vulnerability was found in Linux Kernel. It has been classified as problematic. This affects the function find_prog_by_sec_insn of the file tools/lib/bpf/libbpf.c of the component BPF. The manipulation leads to null pointer dereference. It is recommended to apply a patch to fix this issue. The identifier VDB-211749 was assigned to this vulnerability. (CVE-2022-3606)

Tenable has extracted the preceding description block directly from the tested product security advisory.

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.

Solution

Run 'yum update libbpf' to update your system.

Plugin Details

Severity: Medium

ID: 172165

File Name: al2_ALAS-2023-1969.nasl

Version: 1.1

Type: local

Agent: unix

Family: Amazon Linux Local Security Checks

Published: 3/7/2023

Updated: 12/11/2024

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

Risk Information

VPR

Risk Factor: Low

Score: 3.6

CVSS v2

Risk Factor: Medium

Base Score: 4.6

Temporal Score: 3.4

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

CVSS Score Source: CVE-2022-3606

CVSS v3

Risk Factor: Medium

Base Score: 5.5

Temporal Score: 4.8

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

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

Vulnerability Information

CPE: p-cpe:/a:amazon:linux:libbpf-static, p-cpe:/a:amazon:linux:libbpf, cpe:/o:amazon:linux:2, p-cpe:/a:amazon:linux:libbpf-devel, p-cpe:/a:amazon:linux:libbpf-debuginfo

Required KB Items: Host/local_checks_enabled, Host/AmazonLinux/release, Host/AmazonLinux/rpm-list

Exploit Ease: No known exploits are available

Patch Publication Date: 3/2/2023

Vulnerability Publication Date: 10/19/2022

Reference Information

CVE: CVE-2022-3606

Detections

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