Detections
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MiracleLinux 8 : libxml2-2.9.7-21.el8_10.9 (AXSA:2026-1925:10)

high Nessus Plugin ID 350877

Synopsis

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

Description

The remote MiracleLinux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the AXSA:2026-1925:10 advisory.

 * libxml2: libxml2: Arbitrary code execution via heap-based buffer overflow (CVE-2026-86138)
 * libxml2: libxml2: Data integrity issues due to integer overflow in write callbacks (CVE-2026-86143)
 * libxml2: libxml2: Arbitrary code execution via stack-based buffer overflow in xmlSnprintfElements (CVE-2026-86140)
 * libxml2: libxml2: Information disclosure, SSRF, or denial of service due to improper parseFlags propagation. (CVE-2026-86144)
 * libxml2: double-free/UAF in libxml2 Python bindings (CVE-2026-74860)

Tenable has extracted the preceding description block directly from the MiracleLinux 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 libxml2, libxml2-devel and / or python3-libxml2 packages.

See Also

https://tsn.miraclelinux.com/en/node/24750

Plugin Details

Severity: High

ID: 350877

File Name: miracle_linux_AXSA-2026-1925.nasl

Version: 1.1

Type: Local

Published: 9/28/2026

Updated: 9/28/2026

Supported Sensors: Nessus Agent, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 6.9

Percentile: 96.51

Vendor

Vendor Severity: High

CVSS v2

Risk Factor: Medium

Base Score: 6.8

Temporal Score: 5.3

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

CVSS Score Source: CVE-2026-86144

CVSS v3

Risk Factor: High

Base Score: 7.8

Temporal Score: 7

Vector: CVSS:3.0/AV:L/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

Vulnerability Information

CPE: cpe:/o:miracle:linux:8, p-cpe:/a:miracle:linux:libxml2-devel, p-cpe:/a:miracle:linux:libxml2, p-cpe:/a:miracle:linux:python3-libxml2

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

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 9/28/2026

Vulnerability Publication Date: 9/5/2026

Reference Information

CVE: CVE-2026-74860, CVE-2026-86138, CVE-2026-86140, CVE-2026-86143, CVE-2026-86144