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AlmaLinux 9 : zziplib (ALSA-2025:20838)

medium Nessus Plugin ID 275808

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Synopsis

The remote AlmaLinux host is missing a security update.

Description

The remote AlmaLinux 9 host has packages installed that are affected by a vulnerability as referenced in the ALSA-2025:20838 advisory.

 * zziplib: directory traversal in unzzip_cat in the bins/unzzipcat-mem.c (CVE-2018-17828)

Tenable has extracted the preceding description block directly from the AlmaLinux 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 zziplib, zziplib-devel and / or zziplib-utils packages.

See Also

https://errata.almalinux.org/9/ALSA-2025-20838.html

https://access.redhat.com/errata/RHSA-2025:20838

Plugin Details

Severity: Medium

ID: 275808

File Name: alma_linux_ALSA-2025-20838.nasl

Version: 1.1

Type: local

Published: 11/19/2025

Updated: 11/19/2025

Supported Sensors: Continuous Assessment, Nessus Agent, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 4.4

CVSS v2

Risk Factor: Medium

Base Score: 5.8

Temporal Score: 4.5

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

CVSS Score Source: CVE-2018-17828

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:H/A:N

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

Vulnerability Information

CPE: cpe:/o:alma:linux:9::supplementary, cpe:/o:alma:linux:9::baseos, cpe:/o:alma:linux:9::sap, p-cpe:/a:alma:linux:zziplib, cpe:/o:alma:linux:9::appstream, cpe:/o:alma:linux:9::highavailability, cpe:/o:alma:linux:9::resilientstorage, cpe:/o:alma:linux:9::realtime, cpe:/o:alma:linux:9, cpe:/o:alma:linux:9::sap_hana, cpe:/o:alma:linux:9::nfv, p-cpe:/a:alma:linux:zziplib-devel, cpe:/o:alma:linux:9::crb, p-cpe:/a:alma:linux:zziplib-utils

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

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 11/11/2025

Vulnerability Publication Date: 10/1/2018

Reference Information

CVE: CVE-2018-17828

CWE: 22

RHSA: 2025:20838