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openSUSE 16 Security Update : ctop (openSUSE-SU-2026:21379-1)

medium Nessus Plugin ID 328919

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-2026:21379-1 advisory.

 Changes in ctop embedded dependencies:

 - CVE-2022-21698: client_golang: Denial of service using InstrumentHandlerCounter (bsc#1248710)
 - CVE-2024-45310: runc: runc can be tricked into creating empty files (bsc#1257431)
 - CVE-2026-10722: ebpf: Crash when parsing malformed ELF/BTF input (bsc#1267805)
 - CVE-2026-33814: net: Infinite loop in HTTP/2 transport when given bad SETTINGS_MAX_FRAME_SIZE (bsc#1265800)
 - CVE-2026-39821: net: Failure to reject ASCII-only Punycode-encoded labels (bsc#1266632)

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 ctop package.

See Also

https://bugzilla.suse.com/1248710

https://bugzilla.suse.com/1257431

https://bugzilla.suse.com/1265800

https://bugzilla.suse.com/1266632

https://bugzilla.suse.com/1267805

https://www.suse.com/security/cve/CVE-2022-21698

https://www.suse.com/security/cve/CVE-2024-45310

https://www.suse.com/security/cve/CVE-2026-10722

https://www.suse.com/security/cve/CVE-2026-33814

https://www.suse.com/security/cve/CVE-2026-39821

Plugin Details

Severity: Medium

ID: 328919

File Name: openSUSE-2026-21379-1.nasl

Version: 1.1

Type: Local

Agent: unix

Published: 7/22/2026

Updated: 7/22/2026

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

Risk Information

VPR

Risk Factor: Medium

Score: 5

Percentile: 94.18

CVSS v2

Risk Factor: Medium

Base Score: 5

Temporal Score: 3.9

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

CVSS Score Source: CVE-2022-21698

CVSS v3

Risk Factor: Low

Base Score: 3.6

Temporal Score: 3.3

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

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

CVSS Score Source: CVE-2024-45310

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-2026-10722

Vulnerability Information

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

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: 7/18/2026

Vulnerability Publication Date: 2/15/2022

Reference Information

CVE: CVE-2022-21698, CVE-2024-45310, CVE-2026-10722, CVE-2026-33814, CVE-2026-39821