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openSUSE 15 Security Update : libxml2 (SUSE-SU-2026:0570-1)

medium Nessus Plugin ID 299578

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Synopsis

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

Description

The remote openSUSE 15 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2026:0570-1 advisory.

 - CVE-2026-0990: Fixed a call stack overflow leading to application crash due to infinite recursion in `xmlCatalogXMLResolveURI`. (bsc#1256807, bsc#1256811)
 - CVE-2026-0992: Fixed an excessive resource consumption when processing XML catalogs due to exponential behavior. (bsc#1256809, bsc#1256812)
 - CVE-2026-1757: Fixed a memory leak in the `xmllint` interactive shell. (bsc#1257594, bsc#1257595)
 - CVE-2025-10911: Fixed a use-after-free with key data stored cross-RVT. (bsc#1250553)
 - CVE-2025-8732: Fixed an infinite recursion in catalog parsing functions when processing malformed SGML catalog files. (bsc#1247858)

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 packages.

See Also

https://bugzilla.suse.com/1256807

https://bugzilla.suse.com/1256808

https://bugzilla.suse.com/1256809

https://bugzilla.suse.com/1256811

https://bugzilla.suse.com/1256812

https://bugzilla.suse.com/1257593

https://bugzilla.suse.com/1257594

https://bugzilla.suse.com/1257595

http://www.nessus.org/u?bf91f919

https://www.suse.com/security/cve/CVE-2025-10911

https://www.suse.com/security/cve/CVE-2025-8732

https://www.suse.com/security/cve/CVE-2026-0990

https://www.suse.com/security/cve/CVE-2026-0992

https://www.suse.com/security/cve/CVE-2026-1757

https://bugzilla.suse.com/1247850

https://bugzilla.suse.com/1247858

https://bugzilla.suse.com/1250553

Plugin Details

Severity: Medium

ID: 299578

File Name: suse_SU-2026-0570-1.nasl

Version: 1.2

Type: local

Agent: unix

Published: 2/19/2026

Updated: 2/20/2026

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

Risk Information

VPR

Risk Factor: Medium

Score: 4.4

CVSS v2

Risk Factor: Medium

Base Score: 5.4

Temporal Score: 4

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

CVSS Score Source: CVE-2026-0990

CVSS v3

Risk Factor: Low

Base Score: 3.3

Temporal Score: 2.9

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

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

CVSS Score Source: CVE-2025-8732

CVSS v4

Risk Factor: Medium

Base Score: 4.8

Threat Score: 1.9

Threat Vector: CVSS:4.0/E:P

Vector: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N

CVSS Score Source: CVE-2025-8732

Vulnerability Information

CPE: 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: 2/17/2026

Vulnerability Publication Date: 8/8/2025

Reference Information

CVE: CVE-2025-10911, CVE-2025-8732, CVE-2026-0990, CVE-2026-0992, CVE-2026-1757

SuSE: SUSE-SU-2026:0570-1