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AlmaLinux 10 : expat (ALSA-2025:19403)

high Nessus Plugin ID 274623

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Synopsis

The remote AlmaLinux host is missing a security update.

Description

The remote AlmaLinux 10 host has packages installed that are affected by a vulnerability as referenced in the ALSA-2025:19403 advisory.

 * expat: libexpat in Expat allows attackers to trigger large dynamic memory allocations via a small document that is submitted for parsing (CVE-2025-59375)

Tenable has extracted the preceding description block directly from the AlmaLinux 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

Update the affected expat and / or expat-devel packages.

See Also

https://errata.almalinux.org/10/ALSA-2025-19403.html

https://access.redhat.com/errata/RHSA-2025:19403

Plugin Details

Severity: High

ID: 274623

File Name: alma_linux_ALSA-2025-19403.nasl

Version: 1.1

Type: local

Published: 11/10/2025

Updated: 11/10/2025

Supported Sensors: Nessus Agent, Continuous Assessment, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 4.4

CVSS v2

Risk Factor: High

Base Score: 7.8

Temporal Score: 6.1

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

CVSS Score Source: CVE-2025-59375

CVSS v3

Risk Factor: High

Base Score: 7.5

Temporal Score: 6.7

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

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

Vulnerability Information

CPE: cpe:/o:alma:linux:10::resilientstorage, cpe:/o:alma:linux:10::supplementary, p-cpe:/a:alma:linux:expat-devel, cpe:/o:alma:linux:10::sap, cpe:/o:alma:linux:10::realtime, cpe:/o:alma:linux:10::powertools, cpe:/o:alma:linux:10::highavailability, cpe:/o:alma:linux:10::appstream, cpe:/o:alma:linux:10, cpe:/o:alma:linux:10::baseos, p-cpe:/a:alma:linux:expat, cpe:/o:alma:linux:10::sap_hana, cpe:/o:alma:linux:10::nfv

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

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 11/3/2025

Vulnerability Publication Date: 9/15/2025

Reference Information

CVE: CVE-2025-59375

CWE: 770

RHSA: 2025:19403