Detections
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AlmaLinux 8 : kernel-rt (ALSA-2026:70403)
high Nessus Plugin ID 349478
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-2026:70403 advisory.* kernel: crypto: af_alg - Disallow concurrent writes in af_alg_sendmsg (CVE-2025-39964)
* kernel: Linux kernel Bluetooth: Denial of Service via race condition in hidp_session_thread (CVE-2023-54120)
* kernel: Bluetooth: L2CAP: Fix potential user-after-free (CVE-2023-54214)
* kernel: Bluetooth: btusb: revert use of devm_kzalloc in btusb (CVE-2025-71082)
* kernel: Bluetooth: SMP: force responder MITM requirements before building the pairing response (CVE-2026-43334)
* kernel: iommu/vt-d: Clear Present bit before tearing down PASID entry (CVE-2026-45894)
* kernel: RDMA/rxe: Validate pad and ICRC before payload_size() in rxe_rcv (CVE-2026-46043)
* kernel: RDMA/rxe: Reject unknown opcodes before ICRC processing (CVE-2026-46133)
* kernel: Bluetooth: serialize accept_q access (CVE-2026-52918)
* kernel: dm cache policy smq: fix missing locks in invalidating cache blocks (CVE-2026-53062)
* kernel: iommu/amd: Fix clone_alias() to use the original device's devid (CVE-2026-53053)
* kernel: Bluetooth: RFCOMM: hold listener socket in rfcomm_connect_ind() (CVE-2026-53256)
* kernel: Bluetooth: RFCOMM: validate skb length in MCC handlers (CVE-2026-53254)
* kernel: keys: Pin request_key_auth payload in instantiate paths (CVE-2026-63823)
* kernel: Bluetooth: L2CAP: Fix possible crash on l2cap_ecred_conn_rsp (CVE-2026-63975)
* kernel: Bluetooth: HIDP: fix missing length checks in hidp_input_report() (CVE-2026-63947)
* kernel: nvmet-tcp: check INIT_FAILED before nvmet_req_uninit in digest error path (CVE-2026-64534)
* kernel: RDMA/rxe: Fix a use-after-free problem in rxe_mmap (CVE-2026-64582)
* kernel: net/mlx5: Fix MCIA register buffer overflow on 32 dword reads (CVE-2026-68293)
* kernel: Linux kernel Bluetooth RFCOMM: Denial of Service via use-after-free in set_termios (CVE-2026-68188)
Bug Fix(es) and Enhancement(s):
* Intel IOMMU: possible circular locking dependency (JIRA:AlmaLinux-243217)
* xfs: repeated xfs_trans_cancel called from xfs_iomap_write_direct (JIRA:AlmaLinux-251578)
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
Plugin Details
Severity: High
ID: 349478
File Name: alma_linux_ALSA-2026-70403.nasl
Version: 1.1
Type: Local
Family: Alma Linux Local Security Checks
Published: 9/23/2026
Updated: 9/23/2026
Supported Sensors: Continuous Assessment, Nessus Agent, Nessus
Risk Information
VPR
Risk Factor: High
Score: 7.6
Percentile: 98.3
CVSS v2
Risk Factor: Medium
Base Score: 6.8
Temporal Score: 5.6
Vector: CVSS2#AV:L/AC:L/Au:S/C:C/I:C/A:C
CVSS Score Source: CVE-2025-71082
CVSS v3
Risk Factor: High
Base Score: 7.8
Temporal Score: 7.2
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:F/RL:O/RC:C
Vulnerability Information
CPE: cpe:/o:alma:linux:8, cpe:/o:alma:linux:8::appstream, cpe:/o:alma:linux:8::baseos, cpe:/o:alma:linux:8::highavailability, cpe:/o:alma:linux:8::nfv, cpe:/o:alma:linux:8::powertools, cpe:/o:alma:linux:8::realtime, cpe:/o:alma:linux:8::resilientstorage, cpe:/o:alma:linux:8::sap, cpe:/o:alma:linux:8::sap_hana, cpe:/o:alma:linux:8::supplementary, 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-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-extra, p-cpe:/a:alma:linux:kernel-rt-modules, p-cpe:/a:alma:linux:kernel-rt
Required KB Items: Host/local_checks_enabled, Host/AlmaLinux/release, Host/AlmaLinux/rpm-list, Host/cpu
Exploit Available: true
Exploit Ease: Exploits are available
Patch Publication Date: 9/22/2026
Vulnerability Publication Date: 7/21/2021
CISA Known Exploited Vulnerability Due Dates: 9/21/2026
Reference Information
CVE: CVE-2023-54120, CVE-2023-54214, CVE-2025-39964, CVE-2025-71082, CVE-2026-43334, CVE-2026-45894, CVE-2026-46043, CVE-2026-46133, CVE-2026-52918, CVE-2026-53053, CVE-2026-53062, CVE-2026-53254, CVE-2026-53256, CVE-2026-63823, CVE-2026-63947, CVE-2026-63975, CVE-2026-64534, CVE-2026-64582, CVE-2026-68188, CVE-2026-68293