AlmaLinux 9 : kernel (ALSA-2026:72623)

medium Nessus Plugin ID 362419

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-2026:72623 advisory.

* kernel: ext4: fix e4b bitmap inconsistency reports (CVE-2026-45942)
* kernel: RDMA/rxe: Fix iova-to-va conversion for MR page sizes != PAGE_SIZE (CVE-2026-46325)
* kernel: crypto: af_alg - Cap AEAD AD length to 0x80000000 (CVE-2026-52972)
* kernel: fhandle: fix UAF due to unlocked ->mnt_ns read in may_decode_fh() (CVE-2026-53341)
* kernel: arm64: tlb: Flush walk cache when unsharing PMD tables (CVE-2026-63875)
* kernel: RDMA/siw: Reject MPA FPDU length underflow before signed receive math (CVE-2026-64102)
* kernel: perf/core: Detach event groups during remove_on_exec (CVE-2026-64556)
* kernel: crypto: tegra - fix rctx->cryptlen calculation in tegra_gcm_do_one_req() (CVE-2026-80522)
* kernel: perf: Reject exited events as group leaders (CVE-2026-74753)


Bug Fix(es) and Enhancement(s):

* KVM: s390: Limit adapter indicator access to mapped page [almalinux-9.8.z] (JIRA:AlmaLinux-188656)
* crypto: xxhash64 should not be fips approved [almalinux-9.8.z] (JIRA:AlmaLinux-256437)

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://access.redhat.com/errata/RHSA-2026:72623

https://errata.almalinux.org/9/ALSA-2026-72623.html

Plugin Details

Severity: Medium

ID: 362419

File Name: alma_linux_ALSA-2026-72623.nasl

Version: 1.1

Type: Local

Published: 10/1/2026

Updated: 10/1/2026

Supported Sensors: Nessus Agent, Continuous Assessment, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 4.9

Percentile: 57.95

CVSS v2

Risk Factor: Medium

Base Score: 4.6

Temporal Score: 3.4

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

CVSS Score Source: CVE-2026-52972

CVSS v3

Risk Factor: Medium

Base Score: 5.5

Temporal Score: 4.8

Vector: CVSS:3.0/AV:L/AC:L/PR:L/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:9, cpe:/o:alma:linux:9::appstream, cpe:/o:alma:linux:9::baseos, cpe:/o:alma:linux:9::crb, cpe:/o:alma:linux:9::highavailability, cpe:/o:alma:linux:9::nfv, cpe:/o:alma:linux:9::realtime, cpe:/o:alma:linux:9::resilientstorage, cpe:/o:alma:linux:9::sap, cpe:/o:alma:linux:9::sap_hana, cpe:/o:alma:linux:9::supplementary, p-cpe:/a:alma:linux:kernel-64k-core, p-cpe:/a:alma:linux:kernel-64k-debug-core, p-cpe:/a:alma:linux:kernel-64k-debug-devel-matched, p-cpe:/a:alma:linux:kernel-64k-debug-devel, p-cpe:/a:alma:linux:kernel-64k-debug-modules-core, p-cpe:/a:alma:linux:kernel-64k-debug-modules-extra, p-cpe:/a:alma:linux:kernel-64k-debug-modules, p-cpe:/a:alma:linux:kernel-64k-debug, p-cpe:/a:alma:linux:kernel-64k-devel-matched, p-cpe:/a:alma:linux:kernel-64k-devel, p-cpe:/a:alma:linux:kernel-64k-modules-core, p-cpe:/a:alma:linux:kernel-64k-modules-extra, p-cpe:/a:alma:linux:kernel-64k-modules, p-cpe:/a:alma:linux:kernel-64k, p-cpe:/a:alma:linux:kernel-abi-stablelists, p-cpe:/a:alma:linux:kernel-core, p-cpe:/a:alma:linux:kernel-cross-headers, p-cpe:/a:alma:linux:kernel-debug-core, p-cpe:/a:alma:linux:kernel-debug-devel-matched, p-cpe:/a:alma:linux:kernel-debug-devel, p-cpe:/a:alma:linux:kernel-debug-modules-core, p-cpe:/a:alma:linux:kernel-debug-modules-extra, p-cpe:/a:alma:linux:kernel-debug-modules, p-cpe:/a:alma:linux:kernel-debug-uki-virt, p-cpe:/a:alma:linux:kernel-debug, p-cpe:/a:alma:linux:kernel-devel-matched, p-cpe:/a:alma:linux:kernel-devel, p-cpe:/a:alma:linux:kernel-headers, p-cpe:/a:alma:linux:kernel-modules-core, p-cpe:/a:alma:linux:kernel-modules-extra, p-cpe:/a:alma:linux:kernel-modules, p-cpe:/a:alma:linux:kernel-rt-64k-core, p-cpe:/a:alma:linux:kernel-rt-64k-debug-core, p-cpe:/a:alma:linux:kernel-rt-64k-debug-devel, p-cpe:/a:alma:linux:kernel-rt-64k-debug-modules-core, p-cpe:/a:alma:linux:kernel-rt-64k-debug-modules-extra, p-cpe:/a:alma:linux:kernel-rt-64k-debug-modules, p-cpe:/a:alma:linux:kernel-rt-64k-debug, p-cpe:/a:alma:linux:kernel-rt-64k-devel, p-cpe:/a:alma:linux:kernel-rt-64k-modules-core, p-cpe:/a:alma:linux:kernel-rt-64k-modules-extra, p-cpe:/a:alma:linux:kernel-rt-64k-modules, p-cpe:/a:alma:linux:kernel-rt-64k, p-cpe:/a:alma:linux:kernel-rt-core, p-cpe:/a:alma:linux:kernel-rt-debug-core, p-cpe:/a:alma:linux:kernel-rt-debug-devel, p-cpe:/a:alma:linux:kernel-rt-debug-modules-core, p-cpe:/a:alma:linux:kernel-rt-debug-modules-extra, p-cpe:/a:alma:linux:kernel-rt-debug-modules, p-cpe:/a:alma:linux:kernel-rt-debug, p-cpe:/a:alma:linux:kernel-rt-devel, p-cpe:/a:alma:linux:kernel-rt-modules-core, p-cpe:/a:alma:linux:kernel-rt-modules-extra, p-cpe:/a:alma:linux:kernel-rt-modules, p-cpe:/a:alma:linux:kernel-rt, p-cpe:/a:alma:linux:kernel-tools-libs-devel, p-cpe:/a:alma:linux:kernel-tools-libs, p-cpe:/a:alma:linux:kernel-tools, p-cpe:/a:alma:linux:kernel-uki-virt-addons, p-cpe:/a:alma:linux:kernel-uki-virt, p-cpe:/a:alma:linux:kernel-zfcpdump-core, p-cpe:/a:alma:linux:kernel-zfcpdump-devel-matched, p-cpe:/a:alma:linux:kernel-zfcpdump-devel, p-cpe:/a:alma:linux:kernel-zfcpdump-modules-core, p-cpe:/a:alma:linux:kernel-zfcpdump-modules-extra, p-cpe:/a:alma:linux:kernel-zfcpdump-modules, p-cpe:/a:alma:linux:kernel-zfcpdump, p-cpe:/a:alma:linux:kernel, p-cpe:/a:alma:linux:libperf, p-cpe:/a:alma:linux:perf, p-cpe:/a:alma:linux:python3-perf, p-cpe:/a:alma:linux:rtla, p-cpe:/a:alma:linux:rv

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: 9/28/2026

Vulnerability Publication Date: 3/27/2026

Reference Information

CVE: CVE-2026-45942, CVE-2026-46325, CVE-2026-52972, CVE-2026-53341, CVE-2026-63875, CVE-2026-64102, CVE-2026-64556, CVE-2026-74753, CVE-2026-80522

CWE: 190, 364, 367, 663, 787, 823, 825

RHSA: 2026:72623