SUSE SLED15 / SLES15 Security Update : expat (SUSE-SU-2026:0646-1)

low Nessus Plugin ID 300557

Synopsis

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

Description

The remote SUSE Linux SLED15 / SLED_SAP15 / SLES15 / SLES_SAP15 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2026:0646-1 advisory.

- CVE-2026-24515: Fixed a null dereference in XML_ExternalEntityParserCreate. (bsc#1257144)
- CVE-2026-25210: Fixed an integer overflow in doContent. (bsc#1257496)

Tenable has extracted the preceding description block directly from the SUSE 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 expat, libexpat-devel, libexpat1 and / or libexpat1-32bit packages.

Plugin Details

Severity: Low

ID: 300557

File Name: suse_SU-2026-0646-1.nasl

Version: 1.1

Type: local

Agent: unix

Family: SuSE Local Security Checks

Published: 3/4/2026

Updated: 3/4/2026

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

Risk Information

VPR

Risk Factor: Medium

Score: 6.3

CVSS v2

Risk Factor: Low

Base Score: 1

Temporal Score: 0.7

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

CVSS Score Source: CVE-2026-24515

CVSS v3

Risk Factor: Low

Base Score: 2.5

Temporal Score: 2.2

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

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

Vulnerability Information

CPE: p-cpe:/a:novell:suse_linux:libexpat1-32bit, p-cpe:/a:novell:suse_linux:libexpat1, p-cpe:/a:novell:suse_linux:expat, p-cpe:/a:novell:suse_linux:libexpat-devel, cpe:/o:novell:suse_linux:15

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

Exploit Ease: No known exploits are available

Patch Publication Date: 2/25/2026

Vulnerability Publication Date: 1/23/2026

Reference Information

CVE: CVE-2026-24515, CVE-2026-25210

IAVA: 2026-A-0100

SuSE: SUSE-SU-2026:0646-1

Detections

Analytics