AlmaLinux 8 : kernel-rt (ALSA-2025:18298)

high Nessus Plugin ID 270818

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-2025:18298 advisory.

* kernel: ALSA: usb-audio: Validate UAC3 cluster segment descriptors (CVE-2025-39757)
* kernel: ALSA: hda/ca0132: Fix buffer overflow in add_tuning_control (CVE-2025-39751)
* kernel: crypto: seqiv - Handle EBUSY correctly (CVE-2023-53373)

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 packages.

See Also

https://errata.almalinux.org/8/ALSA-2025-18298.html

https://access.redhat.com/errata/RHSA-2025:18298

Plugin Details

Severity: High

ID: 270818

File Name: alma_linux_ALSA-2025-18298.nasl

Version: 1.1

Type: local

Published: 10/21/2025

Updated: 10/21/2025

Supported Sensors: Nessus Agent, Continuous Assessment, Nessus

Risk Information

VPR

Risk Factor: High

Score: 7.4

CVSS v2

Risk Factor: Medium

Base Score: 6.5

Temporal Score: 4.8

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

CVSS Score Source: CVE-2023-53373

CVSS v3

Risk Factor: High

Base Score: 7.1

Temporal Score: 6.2

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

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

CVSS Score Source: CVE-2025-39757

Vulnerability Information

CPE: p-cpe:/a:alma:linux:kernel-rt-modules, p-cpe:/a:alma:linux:kernel-rt-core, cpe:/o:alma:linux:8::appstream, p-cpe:/a:alma:linux:kernel-rt-modules-extra, p-cpe:/a:alma:linux:kernel-rt-debug-devel, p-cpe:/a:alma:linux:kernel-rt-debug-modules-extra, p-cpe:/a:alma:linux:kernel-rt, cpe:/o:alma:linux:8::nfv, cpe:/o:alma:linux:8::powertools, cpe:/o:alma:linux:8, cpe:/o:alma:linux:8::supplementary, p-cpe:/a:alma:linux:kernel-rt-debug-core, p-cpe:/a:alma:linux:kernel-rt-debug, cpe:/o:alma:linux:8::sap_hana, cpe:/o:alma:linux:8::realtime, cpe:/o:alma:linux:8::highavailability, cpe:/o:alma:linux:8::resilientstorage, p-cpe:/a:alma:linux:kernel-rt-devel, cpe:/o:alma:linux:8::baseos, p-cpe:/a:alma:linux:kernel-rt-debug-modules, cpe:/o:alma:linux:8::sap

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: 10/20/2025

Vulnerability Publication Date: 9/4/2021

Reference Information

CVE: CVE-2023-53373, CVE-2025-39757

CWE: 120, 20, 416

RHSA: 2025:18298