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AlmaLinux 8 : pcs (ALSA-2025:19719)

high Nessus Plugin ID 275834

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Synopsis

The remote AlmaLinux host is missing one or more security updates.

Description

The remote AlmaLinux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the ALSA-2025:19719 advisory.

 * rubygem-rack: Rack QueryParser has an unsafe default allowing params_limit bypass via semicolon- separated parameters (CVE-2025-59830)
 * rack: Rack's unbounded multipart preamble buffering enables DoS (memory exhaustion) (CVE-2025-61770)
 * rack: Rack's multipart parser buffers large non?file fields entirely in memory, enabling DoS (memory exhaustion) (CVE-2025-61771)
 * rack: Rack memory exhaustion denial of service (CVE-2025-61772)
 * rubygem-rack: Unbounded read in `Rack::Request` form parsing can lead to memory exhaustion (CVE-2025-61919)

Tenable has extracted the preceding description block directly from the AlmaLinux 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 pcs and / or pcs-snmp packages.

See Also

https://errata.almalinux.org/8/ALSA-2025-19719.html

https://access.redhat.com/errata/RHSA-2025:19719

Plugin Details

Severity: High

ID: 275834

File Name: alma_linux_ALSA-2025-19719.nasl

Version: 1.1

Type: local

Published: 11/20/2025

Updated: 11/20/2025

Supported Sensors: Nessus Agent, Continuous Assessment, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 4.4

CVSS v2

Risk Factor: High

Base Score: 7.8

Temporal Score: 5.8

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

CVSS Score Source: CVE-2025-61919

CVSS v3

Risk Factor: High

Base Score: 7.5

Temporal Score: 6.5

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

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

Vulnerability Information

CPE: cpe:/o:alma:linux:8::sap_hana, cpe:/o:alma:linux:8::nfv, cpe:/o:alma:linux:8::resilientstorage, cpe:/o:alma:linux:8, cpe:/o:alma:linux:8::appstream, p-cpe:/a:alma:linux:pcs, cpe:/o:alma:linux:8::baseos, cpe:/o:alma:linux:8::realtime, cpe:/o:alma:linux:8::sap, cpe:/o:alma:linux:8::supplementary, p-cpe:/a:alma:linux:pcs-snmp, cpe:/o:alma:linux:8::highavailability, cpe:/o:alma:linux:8::powertools

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

Exploit Ease: No known exploits are available

Patch Publication Date: 11/4/2025

Vulnerability Publication Date: 6/5/2025

Reference Information

CVE: CVE-2025-59830, CVE-2025-61770, CVE-2025-61771, CVE-2025-61772, CVE-2025-61919

CWE: 1284, 400, 770

RHSA: 2025:19719