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AlmaLinux 9 : kernel (ALSA-2026:59723)

medium Nessus Plugin ID 341365

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-2026:59723 advisory.

 * kernel: ksm: use range-walk function to jump over holes in scan_get_next_rmap_item (CVE-2025-68211)
 * kernel: ip6_tunnel: use skb_vlan_inet_prepare() in __ip6_tnl_rcv() (CVE-2026-23003)
 * kernel: netfilter: nft_set_pipapo_avx2: don't return non-matching entry on expiry (CVE-2026-43114)
 * kernel: sctp: purge outqueue on stale COOKIE-ECHO handling (CVE-2026-52924)
 * kernel: netfilter: xt_policy: fix strict mode inbound policy matching (CVE-2026-52920)
 * kernel: zram: fix use-after-free in zram_bvec_write_partial() (CVE-2026-53185)
 * kernel: netfilter: require Ethernet MAC header before using eth_hdr() (CVE-2026-53131)
 * kernel: netfilter: conntrack_irc: fix possible out-of-bounds read (CVE-2026-53268)
 * kernel: i2c: stub: Reject I2C block transfers with invalid length (CVE-2026-64191)
 * kernel: netfilter: ipset: fix race between dump and ip_set_list resize (CVE-2026-64189)
 * kernel: Input: synaptics-rmi4 - bound the F3A keymap to the GPIO count (CVE-2026-64277)
 * kernel: Input: synaptics-rmi4 - bound the F30 keymap to the GPIO/LED count (CVE-2026-64276)
 * kernel: net: ipv6: use-after-free in fib6_rule_suppress due to stale res->rt6 pointer (CVE-2026-74581)


 Bug Fix(es) and Enhancement(s):

 * [AlmaLinux-9.8.z] Intel CWF: CPU is unable to obtain cstate1 on idle system (JIRA:AlmaLinux-166118)
 * ss core dumped when there is an SCTP session [almalinux-9.8.z] (JIRA:AlmaLinux-212398)
 * [IBM 9.9 FEAT] zcrypt driver overwrite function - kernel part [almalinux-9.8.z] (JIRA:AlmaLinux-245333)

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-2026:59723

https://errata.almalinux.org/9/ALSA-2026-59723.html

Plugin Details

Severity: Medium

ID: 341365

File Name: alma_linux_ALSA-2026-59723.nasl

Version: 1.1

Type: Local

Published: 8/28/2026

Updated: 8/28/2026

Supported Sensors: Continuous Assessment, Nessus Agent, Nessus

Risk Information

VPR

Risk Factor: High

Score: 7.6

Percentile: 98.37

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-2026-23003

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/AlmaLinux/release, Host/AlmaLinux/rpm-list, Host/cpu

Exploit Ease: No known exploits are available

Patch Publication Date: 8/26/2026

Vulnerability Publication Date: 12/16/2025

Reference Information

CVE: CVE-2025-68211, CVE-2026-23003, CVE-2026-43114, CVE-2026-52920, CVE-2026-52924, CVE-2026-53131, CVE-2026-53185, CVE-2026-53268, CVE-2026-64189, CVE-2026-64191, CVE-2026-64276, CVE-2026-64277, CVE-2026-74581

CWE: 125, 364, 416, 457, 480, 551, 606, 787, 825

RHSA: 2026:59723