openSUSE 16 Security Update : libcap (openSUSE-SU-2026:20613-1)

high Nessus Plugin ID 310086

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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-2026:20613-1 advisory.

- CVE-2026-4878: local privilege escalation through file capability injection due to TOCTOU race condition in `cap_set_file()` (bsc#1261809).

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 libcap-devel, libcap-progs, libcap2 and / or libpsx2 packages.

Plugin Details

Severity: High

ID: 310086

File Name: openSUSE-2026-20613-1.nasl

Version: 1.2

Type: Local

Agent: unix

Family: SuSE Local Security Checks

Published: 4/24/2026

Updated: 4/28/2026

Supported Sensors: Continuous Assessment, Frictionless Assessment Agent, Frictionless Assessment AWS, Frictionless Assessment Azure, Nessus Agent, Nessus

Risk Information

VPR

Risk Factor: High

Score: 7.4

CVSS v2

Risk Factor: Medium

Base Score: 6

Temporal Score: 4.7

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

CVSS Score Source: CVE-2026-4878

CVSS v3

Risk Factor: High

Base Score: 7

Temporal Score: 6.3

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

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

Vulnerability Information

CPE: p-cpe:/a:novell:opensuse:libcap2, cpe:/o:novell:opensuse:16.0, p-cpe:/a:novell:opensuse:libcap-devel, p-cpe:/a:novell:opensuse:libpsx2, p-cpe:/a:novell:opensuse:libcap-progs

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: 4/22/2026

Vulnerability Publication Date: 4/9/2026

Reference Information

CVE: CVE-2026-4878

Detections

Analytics