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openSUSE 16 Security Update : apptainer (openSUSE-SU-2026:21276-1)

medium Nessus Plugin ID 326417

Synopsis

The remote openSUSE host is missing a security update.

Description

The remote openSUSE 16 host has packages installed that are affected by a vulnerability as referenced in the openSUSE- SU-2026:21276-1 advisory.

 Changes in apptainer:

 - Enable building of SUID starter for SLES 15 (jsc#PED-16347).
 * Security fix for CVE-2026-2303 (bsc#1270529):
 Heap Out-of-Bounds Read in GSSAPI Error Handling in go.mongodb.org/mongo-driver. The dependency on mongo-driver has been removed with this version of apptainer.

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 apptainer and / or apptainer-leap packages.

See Also

https://bugzilla.suse.com/1270529

https://www.suse.com/security/cve/CVE-2026-2303

Plugin Details

Severity: Medium

ID: 326417

File Name: openSUSE-2026-21276-1.nasl

Version: 1.1

Type: Local

Agent: unix

Published: 7/12/2026

Updated: 7/12/2026

Supported Sensors: Continuous Assessment, Nessus Agent, Nessus

Risk Information

VPR

Risk Factor: Low

Score: 3

Percentile: 23.77

CVSS v2

Risk Factor: Medium

Base Score: 6.8

Temporal Score: 5

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

CVSS Score Source: CVE-2026-2303

CVSS v3

Risk Factor: Medium

Base Score: 5.4

Temporal Score: 4.7

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

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

CVSS v4

Risk Factor: Medium

Base Score: 6.9

Threat Score: 4.6

Threat Vector: CVSS:4.0/E:U

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

Vulnerability Information

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

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: 7/8/2026

Vulnerability Publication Date: 2/10/2026

Reference Information

CVE: CVE-2026-2303