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AlmaLinux 8 : kernel-rt (ALSA-2025:12753)

high Nessus Plugin ID 245214

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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-2025:12753 advisory.

 * kernel: HID: intel-ish-hid: Fix use-after-free issue in ishtp_hid_remove() (CVE-2025-21928)
 * kernel: memstick: rtsx_usb_ms: Fix slab-use-after-free in rtsx_usb_ms_drv_remove (CVE-2025-22020)
 * kernel: net_sched: hfsc: Fix a UAF vulnerability in class with netem as child qdisc (CVE-2025-37890)
 * kernel: net/tipc: fix slab-use-after-free Read in tipc_aead_encrypt_done (CVE-2025-38052)
 * kernel: crypto: algif_hash - fix double free in hash_accept (CVE-2025-38079)
 * kernel: ext4: avoid resizing to a partial cluster size (CVE-2022-50020)

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-2025-12753.html

https://access.redhat.com/errata/RHSA-2025:12753

Plugin Details

Severity: High

ID: 245214

File Name: alma_linux_ALSA-2025-12753.nasl

Version: 1.1

Type: local

Published: 8/7/2025

Updated: 8/7/2025

Supported Sensors: Continuous Assessment, Nessus Agent, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 6.7

CVSS v2

Risk Factor: Medium

Base Score: 6.8

Temporal Score: 5

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

CVSS Score Source: CVE-2025-22020

CVSS v3

Risk Factor: High

Base Score: 7.8

Temporal Score: 6.8

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

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

Vulnerability Information

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

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

Exploit Ease: No known exploits are available

Patch Publication Date: 8/4/2025

Vulnerability Publication Date: 3/26/2025

Reference Information

CVE: CVE-2022-50020, CVE-2025-21928, CVE-2025-22020, CVE-2025-37890, CVE-2025-38052, CVE-2025-38079

CWE: 1284, 415, 416

RHSA: 2025:12753