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AlmaLinux 9 : kernel (ALSA-2026:0445)

high Nessus Plugin ID 291343

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Synopsis

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

Description

The remote AlmaLinux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the ALSA-2026:0445 advisory.

 * kernel: HID: multitouch: fix slab out-of-bounds access in mt_report_fixup() (CVE-2025-39806)
 * kernel: audit: fix out-of-bounds read in audit_compare_dname_path() (CVE-2025-39840)
 * kernel: mm/memory-failure: fix VM_BUG_ON_PAGE(PagePoisoned(page)) when unpoison memory (CVE-2025-39883)
 * kernel: sctp: avoid NULL dereference when chunk data buffer is missing (CVE-2025-40240)

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/9/ALSA-2026-0445.html

https://access.redhat.com/errata/RHSA-2026:0445

Plugin Details

Severity: High

ID: 291343

File Name: alma_linux_ALSA-2026-0445.nasl

Version: 1.1

Type: local

Published: 1/19/2026

Updated: 1/19/2026

Supported Sensors: Nessus Agent, Continuous Assessment, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 6.0

CVSS v2

Risk Factor: Medium

Base Score: 6.2

Temporal Score: 4.6

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

CVSS Score Source: CVE-2025-39883

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

Vulnerability Information

CPE: cpe:/o:alma:linux:9::supplementary, p-cpe:/a:alma:linux:kernel-tools-libs-devel, p-cpe:/a:alma:linux:kernel-modules-core, p-cpe:/a:alma:linux:libperf, cpe:/o:alma:linux:9::baseos, p-cpe:/a:alma:linux:python3-perf, p-cpe:/a:alma:linux:kernel-headers, p-cpe:/a:alma:linux:kernel-zfcpdump, p-cpe:/a:alma:linux:kernel-64k-debug-core, p-cpe:/a:alma:linux:kernel-uki-virt, p-cpe:/a:alma:linux:kernel-rt-64k-debug-modules-extra, p-cpe:/a:alma:linux:kernel-debug-core, cpe:/o:alma:linux:9::sap, p-cpe:/a:alma:linux:kernel-uki-virt-addons, p-cpe:/a:alma:linux:kernel-rt-modules, cpe:/o:alma:linux:9::highavailability, p-cpe:/a:alma:linux:kernel-rt-64k-debug-modules, p-cpe:/a:alma:linux:kernel-rt-devel, p-cpe:/a:alma:linux:kernel-debug-modules-extra, cpe:/o:alma:linux:9::appstream, p-cpe:/a:alma:linux:kernel-rt-64k-devel, p-cpe:/a:alma:linux:kernel-rt-debug-modules, p-cpe:/a:alma:linux:kernel-zfcpdump-modules-extra, p-cpe:/a:alma:linux:kernel-debug-modules-core, p-cpe:/a:alma:linux:kernel-rt-debug, p-cpe:/a:alma:linux:kernel-tools, p-cpe:/a:alma:linux:kernel-zfcpdump-core, p-cpe:/a:alma:linux:kernel-rt-64k-core, p-cpe:/a:alma:linux:kernel-rt-modules-extra, p-cpe:/a:alma:linux:rv, p-cpe:/a:alma:linux:kernel-zfcpdump-devel-matched, p-cpe:/a:alma:linux:kernel-64k-core, p-cpe:/a:alma:linux:kernel-64k-debug-devel, p-cpe:/a:alma:linux:kernel-core, p-cpe:/a:alma:linux:kernel-64k, p-cpe:/a:alma:linux:kernel-devel-matched, cpe:/o:alma:linux:9::resilientstorage, cpe:/o:alma:linux:9::sap_hana, p-cpe:/a:alma:linux:kernel-64k-devel, p-cpe:/a:alma:linux:kernel-devel, p-cpe:/a:alma:linux:kernel-64k-modules-extra, p-cpe:/a:alma:linux:perf, p-cpe:/a:alma:linux:kernel-debug-devel, p-cpe:/a:alma:linux:kernel-abi-stablelists, cpe:/o:alma:linux:9::realtime, cpe:/o:alma:linux:9, p-cpe:/a:alma:linux:kernel-zfcpdump-devel, p-cpe:/a:alma:linux:kernel-64k-debug, p-cpe:/a:alma:linux:kernel-rt-64k-debug-devel, p-cpe:/a:alma:linux:kernel, p-cpe:/a:alma:linux:kernel-rt-64k-debug-core, p-cpe:/a:alma:linux:kernel-rt-64k, p-cpe:/a:alma:linux:kernel-rt-core, p-cpe:/a:alma:linux:kernel-rt-debug-devel, cpe:/o:alma:linux:9::nfv, p-cpe:/a:alma:linux:kernel-64k-devel-matched, p-cpe:/a:alma:linux:kernel-64k-debug-modules, p-cpe:/a:alma:linux:kernel-rt-64k-debug-modules-core, p-cpe:/a:alma:linux:kernel-zfcpdump-modules-core, p-cpe:/a:alma:linux:kernel-rt, p-cpe:/a:alma:linux:kernel-64k-modules, p-cpe:/a:alma:linux:kernel-tools-libs, p-cpe:/a:alma:linux:kernel-64k-debug-modules-core, p-cpe:/a:alma:linux:kernel-modules-extra, p-cpe:/a:alma:linux:kernel-rt-debug-core, p-cpe:/a:alma:linux:kernel-debug-devel-matched, p-cpe:/a:alma:linux:kernel-debug-uki-virt, p-cpe:/a:alma:linux:kernel-modules, p-cpe:/a:alma:linux:kernel-rt-64k-modules-extra, p-cpe:/a:alma:linux:kernel-rt-64k-modules, cpe:/o:alma:linux:9::crb, p-cpe:/a:alma:linux:kernel-debug, p-cpe:/a:alma:linux:kernel-rt-debug-modules-core, p-cpe:/a:alma:linux:kernel-rt-64k-debug, p-cpe:/a:alma:linux:kernel-64k-modules-core, p-cpe:/a:alma:linux:kernel-rt-debug-modules-extra, p-cpe:/a:alma:linux:kernel-zfcpdump-modules, p-cpe:/a:alma:linux:kernel-debug-modules, p-cpe:/a:alma:linux:kernel-rt-64k-modules-core, p-cpe:/a:alma:linux:kernel-64k-debug-modules-extra, p-cpe:/a:alma:linux:kernel-64k-debug-devel-matched, p-cpe:/a:alma:linux:rtla, p-cpe:/a:alma:linux:kernel-rt-modules-core, p-cpe:/a:alma:linux:kernel-cross-headers

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: 1/12/2026

Vulnerability Publication Date: 9/16/2025

Reference Information

CVE: CVE-2025-39806, CVE-2025-39840, CVE-2025-39883, CVE-2025-40240

CWE: 125, 416, 476, 787

RHSA: 2026:0445