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openSUSE 16 Security Update : patch (openSUSE-SU-2026:21332-1)

medium Nessus Plugin ID 327227

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Synopsis

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

Description

The remote openSUSE 16 host has a package installed that is affected by multiple vulnerabilities as referenced in the openSUSE-SU-2026:21332-1 advisory.

 This update for patch fixes the following issues

 - CVE-2026-56288: crafted unified-diff patch file can cause null pointer derefence (bsc#1271167).
 - CVE-2026-56289: improper validation of hunk line offsets can lead to denial of service (bsc#1271166).

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 patch package.

See Also

https://bugzilla.suse.com/1271166

https://bugzilla.suse.com/1271167

https://www.suse.com/security/cve/CVE-2026-56288

https://www.suse.com/security/cve/CVE-2026-56289

Plugin Details

Severity: Medium

ID: 327227

File Name: openSUSE-2026-21332-1.nasl

Version: 1.1

Type: Local

Agent: unix

Published: 7/16/2026

Updated: 7/16/2026

Supported Sensors: Continuous Assessment, Frictionless Assessment Agent, Frictionless Assessment AWS, Frictionless Assessment Azure, Nessus Agent, Tenable Cloud Security, Tenable Self-Hosted Container Security, Nessus

Risk Information

VPR

Risk Factor: Low

Score: 3

Percentile: 23.8

CVSS v2

Risk Factor: Medium

Base Score: 4.6

Temporal Score: 3.4

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

CVSS Score Source: CVE-2026-56289

CVSS v3

Risk Factor: Medium

Base Score: 5.5

Temporal Score: 4.8

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

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

CVSS v4

Risk Factor: Medium

Base Score: 4.6

Threat Score: 1

Threat Vector: CVSS:4.0/E:U

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

Vulnerability Information

CPE: p-cpe:/a:novell:opensuse:patch, cpe:/o:novell:opensuse:16.0

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: 7/13/2026

Vulnerability Publication Date: 7/9/2026

Reference Information

CVE: CVE-2026-56288, CVE-2026-56289