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AlmaLinux 9 : kernel (ALSA-2026:27789)

high Nessus Plugin ID 322284

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-2026:27789 advisory.

 * kernel: can: isotp: fix tx.buf use-after-free in isotp_sendmsg() (CVE-2026-31474)
 * kernel: mptcp: fix slab-use-after-free in __inet_lookup_established (CVE-2026-31669)
 * kernel: xen/privcmd: fix double free via VMA splitting (CVE-2026-31787)
 * kernel: Bluetooth: hci_sync: fix stack buffer overflow in hci_le_big_create_sync (CVE-2026-31772)
 * kernel: bnxt_en: Fix RSS context delete logic (CVE-2026-43260)
 * kernel: ALSA: usb-audio: Add sanity check for OOB writes at silencing (CVE-2026-43279)
 * kernel: scsi: qla2xxx: Completely fix fcport double free (CVE-2026-43414)
 * kernel: net/sched: act_pedit: extend the writable skb range per key (CVE-2026-46331)
 * kernel: gfs2: Fix use-after-free in iomap inline data write path (CVE-2026-45984)
 * kernel: Bluetooth: hci_event: fix potential UAF in SSP passkey handlers (CVE-2026-46056)
 * kernel: wifi: mac80211: drop stray 'static' from fast-RX rx_result (CVE-2026-46152)
 * kernel: RDMA/mana: Remove user triggerable WARN_ON() in mana_ib_create_qp_rss() (CVE-2026-46117)
 * kernel: RDMA/mana: Validate rx_hash_key_len (CVE-2026-46145)
 * kernel: wifi: mac80211: remove station if connection prep fails (CVE-2026-46125)
 * kernel: exit: prevent preemption of oopsing TASK_DEAD task (CVE-2026-46173)
 * kernel: wifi: mac80211: use safe list iteration in radar detect work (CVE-2026-46166)
 * kernel: nvmet-tcp: fix race between ICReq handling and queue teardown (CVE-2026-46135)


 Bug Fix(es) and Enhancement(s):

 * AlmaLinux9.4 - s390/ap: Expose ap_bindings_complete_count counter via sysfs [almalinux-9.8.z] (JIRA:AlmaLinux-166048)
 * [AlmaLinux 9.8] Hung tasks during both suspend and hibernate operations on systems with Intel E810 NICs [almalinux-9.8.z] (JIRA:AlmaLinux-175699)
 * DPLL: Add support for pin operational state [almalinux-9.8.z] (JIRA:AlmaLinux-175820)
 * DPLL: Add support for fractional frequency offset between pin and device [almalinux-9.8.z] (JIRA:AlmaLinux-175823)
 * ibmveth Adapter Freeze with Small MSS [almalinux-9.8.z] (JIRA:AlmaLinux-178308)
 * AlmaLinux9.4 - s390/mm: Add missing secure storage access fixups [almalinux-9.8.z] (JIRA:AlmaLinux-183317)
 * rbd: eliminate a race in lock_dwork draining on unmap [almalinux-9.8.z] (JIRA:AlmaLinux-183130)

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-2026:27789

https://errata.almalinux.org/9/ALSA-2026-27789.html

Plugin Details

Severity: High

ID: 322284

File Name: alma_linux_ALSA-2026-27789.nasl

Version: 1.1

Type: Local

Published: 6/24/2026

Updated: 6/24/2026

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: High

Score: 7.4

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-2026-43260

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

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: 6/22/2026

Vulnerability Publication Date: 3/12/2026

Reference Information

CVE: CVE-2026-31474, CVE-2026-31669, CVE-2026-31772, CVE-2026-31787, CVE-2026-43260, CVE-2026-43279, CVE-2026-43414, CVE-2026-45984, CVE-2026-46056, CVE-2026-46117, CVE-2026-46125, CVE-2026-46135, CVE-2026-46145, CVE-2026-46152, CVE-2026-46166, CVE-2026-46173, CVE-2026-46331

CWE: 1058, 1288, 1341, 364, 413, 763, 772, 787, 825, 826

RHSA: 2026:27789