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SUSE SLES16 Security Update : patch (SUSE-SU-2026:20431-1)

medium Nessus Plugin ID 299572

Synopsis

The remote SUSE host is missing a security update.

Description

The remote SUSE Linux SLES16 / SLES_SAP16 host has a package installed that is affected by a vulnerability as referenced in the SUSE-SU-2026:20431-1 advisory.

 - CVE-2021-45261: invalid pointer via another_hunk function can cause a denial-of-service (bsc#1194037).

Tenable has extracted the preceding description block directly from the SUSE 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 patch package.

See Also

https://bugzilla.suse.com/1194037

http://www.nessus.org/u?517e1519

https://www.suse.com/security/cve/CVE-2021-45261

Plugin Details

Severity: Medium

ID: 299572

File Name: suse_SU-2026-20431-1.nasl

Version: 1.1

Type: local

Agent: unix

Published: 2/19/2026

Updated: 2/19/2026

Supported Sensors: Continuous Assessment, Nessus Agent, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 4.4

CVSS v2

Risk Factor: Medium

Base Score: 4.3

Temporal Score: 3.4

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

CVSS Score Source: CVE-2021-45261

CVSS v3

Risk Factor: Medium

Base Score: 5.5

Temporal Score: 5

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

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

Vulnerability Information

CPE: cpe:/o:novell:suse_linux:16, p-cpe:/a:novell:suse_linux:patch

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

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 2/13/2026

Vulnerability Publication Date: 12/22/2021

Reference Information

CVE: CVE-2021-45261

SuSE: SUSE-SU-2026:20431-1