SUSE SLED15 / SLES15 Security Update : perl-XML-Bare (SUSE-SU-2026:3403-1)

critical Nessus Plugin ID 331430

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 a package installed that is affected by multiple vulnerabilities as referenced in the SUSE-SU-2026:3403-1 advisory.

This update for perl-XML-Bare fixes the following issues

- CVE-2026-13401: infinite loop when parsing malformed attributes in `parserc_parse` function (bsc#1271640).
- CVE-2026-57074: out-of-bounds read due to unbounded character lookahead in the `parserc_parse` function (bsc#1271637).

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 perl-XML-Bare package.

See Also

https://bugzilla.suse.com/1271637

https://bugzilla.suse.com/1271640

https://lists.suse.com/pipermail/sle-updates/2026-July/048948.html

https://www.suse.com/security/cve/CVE-2026-13401

https://www.suse.com/security/cve/CVE-2026-57074

Plugin Details

Severity: Critical

ID: 331430

File Name: suse_SU-2026-3403-1.nasl

Version: 1.1

Type: Local

Agent: unix

Published: 7/31/2026

Updated: 7/31/2026

Supported Sensors: Continuous Assessment, Nessus Agent, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 4.3

Percentile: 53.7

CVSS v2

Risk Factor: High

Base Score: 9.4

Temporal Score: 7

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

CVSS Score Source: CVE-2026-57074

CVSS v3

Risk Factor: Critical

Base Score: 9.1

Temporal Score: 7.9

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

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

Vulnerability Information

CPE: cpe:/o:novell:suse_linux:15, p-cpe:/a:novell:suse_linux:perl-xml-bare

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: 7/29/2026

Vulnerability Publication Date: 7/16/2026

Reference Information

CVE: CVE-2026-13401, CVE-2026-57074

SuSE: SUSE-SU-2026:3403-1