Detections
Analytics
Amazon Linux 2 : libxml2 (ALAS-2025-2783)
high Nessus Plugin ID 232363
Synopsis
The remote Amazon Linux 2 host is missing a security update.Description
The version of libxml2 installed on the remote host is prior to 2.9.1-6. It is, therefore, affected by a vulnerability as referenced in the ALAS2-2025-2783 advisory.xmlXIncludeAddNode in xinclude.c in libxml2 before 2.11.0 has a use-after-free. (CVE-2022-49043)
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 libxml2' to update your system.See Also
https://alas.aws.amazon.com/faqs.html
Plugin Details
Severity: High
ID: 232363
File Name: al2_ALAS-2025-2783.nasl
Version: 1.1
Type: local
Agent: unix
Published: 3/10/2025
Updated: 3/10/2025
Supported Sensors: Frictionless Assessment AWS, Frictionless Assessment Agent, Nessus Agent, Agentless Assessment, Continuous Assessment, Nessus
Risk Information
VPR
Risk Factor: High
Score: 7.3
CVSS v2
Risk Factor: Medium
Base Score: 6.2
Temporal Score: 4.6
Vector: CVSS2#AV:L/AC:H/Au:N/C:C/I:C/A:C
CVSS Score Source: CVE-2022-49043
CVSS v3
Risk Factor: High
Base Score: 8.1
Temporal Score: 7.1
Vector: CVSS:3.0/AV:L/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H
Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C
Vulnerability Information
CPE: p-cpe:/a:amazon:linux:libxml2-devel, p-cpe:/a:amazon:linux:libxml2-debuginfo, p-cpe:/a:amazon:linux:libxml2, cpe:/o:amazon:linux:2, p-cpe:/a:amazon:linux:libxml2-python, p-cpe:/a:amazon:linux:libxml2-static
Required KB Items: Host/local_checks_enabled, Host/AmazonLinux/release, Host/AmazonLinux/rpm-list
Exploit Ease: No known exploits are available
Patch Publication Date: 2/26/2025
Vulnerability Publication Date: 2/8/2024
Reference Information
CVE: CVE-2022-49043
IAVA: 2024-A-0067-S