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Oracle Linux 10 : kernel (ELSA-2026-83207)

critical Nessus Plugin ID 366667

Synopsis

The remote Oracle Linux host is missing one or more security updates.

Description

The remote Oracle Linux 10 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2026-83207 advisory.

 - net/smc: carry oversized SMC-Rv2 LLC messages in the queue entry (Jan Polensky) [RHEL-271473] {CVE-2026-80985}
 - net/smc: bound the peer rkey counts in SMC-Rv2 LLC messages (Jan Polensky) [RHEL-271473] {CVE-2026-80985}
 - net/smc: fix use-after-free of the LLC qentry in smc_llc_srv_add_link() (Jan Polensky) [RHEL-271473] {CVE-2026-80985}
 - SUNRPC: Zero rpc_gss_wire_cred at svcauth_gss_decode_credbody() entry (Olga Kornievskaia) [RHEL-275057] {CVE-2026-93207}
 - svcrdma: Reject Write/Reply chunks with segcount 0 (Olga Kornievskaia) [RHEL-275073] {CVE-2026-93228}
 - nfsd: don't free session slots that are still in use (Olga Kornievskaia) [RHEL-270850] {CVE-2026-89689}
 - NFSD: Prevent client use-after-free during blocked-lock reaping (Olga Kornievskaia) [RHEL-270946] {CVE-2026-90036}
 - NFSD: Prevent client use-after-free during delegation revoke (Olga Kornievskaia) [RHEL-270946] {CVE-2026-89659}
 - svcrdma: Validate Read chunk positions before reconstruction (Olga Kornievskaia) [RHEL-271459] {CVE-2026-89526}
 - media: cx231xx: reject geometry changes while the VBI queue is busy (CKI Backport Bot) [RHEL-262501] {CVE-2026-89894}
 - ASoC: SOF: ipc3-control: Fix heap overflow in bytes_ext put/get (CKI Backport Bot) [RHEL-261677] {CVE-2026-72262}
 - net/iucv: fix use-after-free of a severed iucv_path (CKI Backport Bot) [RHEL-260529] {CVE-2026-68140}
 - wifi: mac80211: bounds-check link_id in ieee80211_ml_epcs (CKI Backport Bot) [RHEL-259554] {CVE-2026-64030}
 - USB: serial: cypress_m8: fix memory corruption with small endpoint (Desnes Nunes) [RHEL-259316] {CVE-2026-63956}
 - USB: serial: safe_serial: fix memory corruption with small endpoint (Desnes Nunes) [RHEL-259316] {CVE-2026-63957}
 - USB: serial: omninet: fix memory corruption with small endpoint (Desnes Nunes) [RHEL-259316] {CVE-2026-63928}
 - USB: serial: mxuport: fix memory corruption with small endpoint (Desnes Nunes) [RHEL-259316] {CVE-2026-63899}
 - netfilter: nfnetlink_queue: do shared-unconfirmed check before segmentation (Phil Sutter) [RHEL-230721] {CVE-2026-45859}
 - ALSA: usx2y: bound the hwdep mmap fault offset (CKI Backport Bot) [RHEL-256452] {CVE-2026-74641}
 - dmaengine: idxd: fix fdev setup failure cleanup in idxd_cdev_open() (CKI Backport Bot) [RHEL-254620] {CVE-2026-74574}
 - idpf: fix max_vport related crash on allocation error during init (Michal Schmidt) [RHEL-243402] {CVE-2026-68291}
 - idpf: fix double free and use-after-free in aux device error paths (Michal Schmidt) [RHEL-243402] {CVE-2026-53286}
 - idpf: fix read_dev_clk_lock spinlock init in idpf_ptp_init() (Michal Schmidt) [RHEL-243402] {CVE-2026-64162}
 - idpf: fix PREEMPT_RT raw/bh spinlock nesting for async VC handling (Michal Schmidt) [RHEL-243402] {CVE-2026-31647}
 - Bluetooth: hci_core: Fix queuing tx_work after workqueue is drained (CKI Backport Bot) [RHEL-244763] {CVE-2026-63974}
 - Bluetooth: hci_sync: Set HCI_CMD_DRAIN_WORKQUEUE during device close (CKI Backport Bot) [RHEL-244763] {CVE-2026-63974}
 - net/sched: act_tunnel_key: Defer dst_release to RCU callback (CKI Backport Bot) [RHEL-240917] {CVE-2026-68377}
 - bridge: mcast: Fix a possible use-after-free when removing a bridge port (CKI Backport Bot) [RHEL-232531] {CVE-2026-64032}
 - net/sched: act_ct: Only release RCU read lock after ct_ft (CKI Backport Bot) [RHEL-229655] {CVE-2026-46319}
 - net/sched: taprio: fix use-after-free in advance_sched() on schedule switch (CKI Backport Bot) [RHEL-226492] {CVE-2026-53011}

Tenable has extracted the preceding description block directly from the Oracle Linux 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://linux.oracle.com/errata/ELSA-2026-83207.html

Plugin Details

Severity: Critical

ID: 366667

File Name: oraclelinux_ELSA-2026-83207.nasl

Version: 1.1

Type: Local

Agent: unix

Published: 10/16/2026

Updated: 10/16/2026

Supported Sensors: Nessus Agent, Continuous Assessment, Nessus

Risk Information

VPR

Risk Factor: High

Score: 7.6

Percentile: 98.3

CVSS v2

Risk Factor: Critical

Base Score: 10

Temporal Score: 7.4

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

CVSS Score Source: CVE-2026-93207

CVSS v3

Risk Factor: Critical

Base Score: 9.8

Temporal Score: 8.5

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C

Vulnerability Information

CPE: cpe:/o:oracle:linux:10, cpe:/o:oracle:linux:10:2:baseos_patch, p-cpe:/a:oracle:linux:kernel-abi-stablelists, p-cpe:/a:oracle:linux:kernel-core, p-cpe:/a:oracle:linux:kernel-cross-headers, p-cpe:/a:oracle:linux:kernel-debug-core, p-cpe:/a:oracle:linux:kernel-debug-devel-matched, p-cpe:/a:oracle:linux:kernel-debug-devel, p-cpe:/a:oracle:linux:kernel-debug-modules-core, p-cpe:/a:oracle:linux:kernel-debug-modules-extra, p-cpe:/a:oracle:linux:kernel-debug-modules, p-cpe:/a:oracle:linux:kernel-debug-uki-virt, p-cpe:/a:oracle:linux:kernel-debug, p-cpe:/a:oracle:linux:kernel-devel-matched, p-cpe:/a:oracle:linux:kernel-devel, p-cpe:/a:oracle:linux:kernel-headers, p-cpe:/a:oracle:linux:kernel-modules-core, p-cpe:/a:oracle:linux:kernel-modules-extra-matched, p-cpe:/a:oracle:linux:kernel-modules-extra, p-cpe:/a:oracle:linux:kernel-modules, p-cpe:/a:oracle:linux:kernel-tools-libs-devel, p-cpe:/a:oracle:linux:kernel-tools-libs, p-cpe:/a:oracle:linux:kernel-tools, p-cpe:/a:oracle:linux:kernel-uki-virt-addons, p-cpe:/a:oracle:linux:kernel-uki-virt, p-cpe:/a:oracle:linux:kernel, p-cpe:/a:oracle:linux:libperf, p-cpe:/a:oracle:linux:perf, p-cpe:/a:oracle:linux:python3-perf, p-cpe:/a:oracle:linux:rtla, p-cpe:/a:oracle:linux:rv

Required KB Items: Host/local_checks_enabled, Host/RedHat/release, Host/RedHat/rpm-list, Host/OracleLinux

Exploit Ease: No known exploits are available

Patch Publication Date: 10/15/2026

Vulnerability Publication Date: 3/27/2026

Reference Information

CVE: CVE-2026-45859, CVE-2026-46319, CVE-2026-53011, CVE-2026-63899, CVE-2026-63974, CVE-2026-64030, CVE-2026-64032, CVE-2026-64162, CVE-2026-68140, CVE-2026-68377, CVE-2026-72262, CVE-2026-74574, CVE-2026-74641, CVE-2026-80985, CVE-2026-89526, CVE-2026-89689, CVE-2026-89894, CVE-2026-90036, CVE-2026-93207, CVE-2026-93228