Azure Linux 3.0 Security Update: expat / python3 (CVE-2024-45492)

critical Nessus Plugin ID 233160

Synopsis

The remote Azure Linux host is missing one or more security updates.

Description

The version of expat / python3 installed on the remote Azure Linux 3.0 host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the CVE-2024-45492 advisory.

- An issue was discovered in libexpat before 2.6.3. nextScaffoldPart in xmlparse.c can have an integer overflow for m_groupSize on 32-bit platforms (where UINT_MAX equals SIZE_MAX). (CVE-2024-45492)

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

Solution

Update the affected packages.

See Also

https://nvd.nist.gov/vuln/detail/CVE-2024-45492

Plugin Details

Severity: Critical

ID: 233160

File Name: azure_linux_CVE-2024-45492.nasl

Version: 1.1

Type: local

Published: 3/20/2025

Updated: 3/20/2025

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 6.7

CVSS v2

Risk Factor: Critical

Base Score: 10

Temporal Score: 7.4

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

CVSS Score Source: CVE-2024-45492

CVSS v3

Risk Factor: Critical

Base Score: 9.8

Temporal Score: 8.5

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:U/RL:O/RC:C

Vulnerability Information

CPE: p-cpe:/a:microsoft:azure_linux:python3-libs, p-cpe:/a:microsoft:azure_linux:expat-devel, p-cpe:/a:microsoft:azure_linux:python3-tools, x-cpe:/o:microsoft:azure_linux, p-cpe:/a:microsoft:azure_linux:expat, p-cpe:/a:microsoft:azure_linux:expat-debuginfo, p-cpe:/a:microsoft:azure_linux:python3-debuginfo, p-cpe:/a:microsoft:azure_linux:python3-devel, p-cpe:/a:microsoft:azure_linux:python3-test, p-cpe:/a:microsoft:azure_linux:python3-curses, p-cpe:/a:microsoft:azure_linux:python3, p-cpe:/a:microsoft:azure_linux:expat-libs

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

Exploit Ease: No known exploits are available

Patch Publication Date: 3/11/2025

Vulnerability Publication Date: 8/30/2024

Reference Information

CVE: CVE-2024-45492

IAVA: 2024-A-0543-S