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AlmaLinux 9 : podman (ALSA-2025:21702)

high Nessus Plugin ID 275802

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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-2025:21702 advisory.

 * runc: container escape and denial of service due to arbitrary write gadgets and procfs write redirects (CVE-2025-52881)

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 packages.

See Also

https://errata.almalinux.org/9/ALSA-2025-21702.html

https://access.redhat.com/errata/RHSA-2025:21702

Plugin Details

Severity: High

ID: 275802

File Name: alma_linux_ALSA-2025-21702.nasl

Version: 1.2

Type: local

Published: 11/19/2025

Updated: 3/12/2026

Supported Sensors: Nessus Agent, Continuous Assessment, Nessus

Risk Information

VPR

Risk Factor: Critical

Score: 9.2

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-2025-52881

CVSS v3

Risk Factor: High

Base Score: 7.5

Temporal Score: 6.7

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

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

CVSS v4

Risk Factor: High

Base Score: 7.3

Threat Score: 5.9

Threat Vector: CVSS:4.0/E:P

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

Vulnerability Information

CPE: p-cpe:/a:alma:linux:podman-docker, p-cpe:/a:alma:linux:podman, cpe:/o:alma:linux:9::highavailability, cpe:/o:alma:linux:9::resilientstorage, cpe:/o:alma:linux:9::appstream, cpe:/o:alma:linux:9::realtime, p-cpe:/a:alma:linux:podman-plugins, cpe:/o:alma:linux:9, cpe:/o:alma:linux:9::sap_hana, cpe:/o:alma:linux:9::supplementary, p-cpe:/a:alma:linux:podman-remote, p-cpe:/a:alma:linux:podman-tests, cpe:/o:alma:linux:9::sap, cpe:/o:alma:linux:9::crb, cpe:/o:alma:linux:9::nfv, cpe:/o:alma:linux:9::baseos

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

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 11/18/2025

Vulnerability Publication Date: 11/5/2025

Reference Information

CVE: CVE-2025-52881

CWE: 59

RHSA: 2025:21702