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Oracle Linux 10 : kernel (ELSA-2026-91565)

medium Nessus Plugin ID 373633

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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-2026-91565 advisory.

 - scsi: target: core: Fix iSCSI ISID use-after-free in REGISTER AND MOVE (CKI Backport Bot) [RHEL-283521] {CVE-2026-72083}
 - md/raid5-ppl: fix use-after-free in ppl_do_flush() (Nigel Croxon) [RHEL-278085] {CVE-2026-93262}
 - KVM: s390: pci: Reject adapter interrupt forwarding if already enabled (CKI Backport Bot) [RHEL-277647] {CVE-2026-74515}
 - vfio/pci: clear vdev->msi_perm after freeing it on init failure (Rodolfo Vick) [RHEL-270937] {CVE-2026-89777}
 - smb: client: clear setuid/setgid bit on write with cifsacl/modefromsid/posix extensions (Jorge San Emeterio Villalain) [RHEL-271266] {CVE-2026-89638}
 - net/handshake: Drain pending requests at net namespace exit (Xin Long) [RHEL-232133] {CVE-2026-63978}
 - net/handshake: hand off the pinned file reference to accept_doit (Xin Long) [RHEL-230367] {CVE-2026-63979}
 - net/handshake: Take a long-lived file reference at submit (Xin Long) [RHEL-234161] {CVE-2026-64523}
 - fuse: re-lock request before replacing page cache folio (Miklos Szeredi) [RHEL-226096] {CVE-2026-53388}
 - net: shaper: rework the VALID marking (again) (Jamie Bainbridge) [RHEL-231705] {CVE-2026-64027}
 - net/packet: avoid fanout hook re-registration after unregister (Jamie Bainbridge) [RHEL-246967] {CVE-2026-68338}
 - af_unix: Fix UAF read of tail->len in unix_stream_data_wait() (Jamie Bainbridge) [RHEL-225883] {CVE-2026-64109}
 - net: gro: fix double aggregation of flush-marked skbs (Jamie Bainbridge) [RHEL-242620] {CVE-2026-68136}
 - tcp: restrict SO_ATTACH_FILTER to priv users (Jamie Bainbridge) [RHEL-257741] {CVE-2026-53236}
 - usb: usbfs: fix use-after-free of usb_device in usbdev_release() (CKI Backport Bot) [RHEL-258583] {CVE-2026-80824}
 - net: smc: fix splice entry lifetime imbalance in smc_rx_splice (CKI Backport Bot) [RHEL-253457] {CVE-2026-74631}

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-2026-91565.html

Plugin Details

Severity: Medium

ID: 373633

File Name: oraclelinux_ELSA-2026-91565.nasl

Version: 1.1

Type: Local

Agent: unix

Published: 10/29/2026

Updated: 10/29/2026

Supported Sensors: Frictionless Assessment Agent, Nessus Agent, Continuous Assessment, Tenable Cloud Security, Tenable Self-Hosted Container Security, Nessus

Risk Information

VPR

Risk Factor: High

Score: 7.8

Percentile: 99.33

CVSS v2

Risk Factor: Medium

Base Score: 4.6

Temporal Score: 3.6

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

CVSS Score Source: CVE-2026-53236

CVSS v3

Risk Factor: Medium

Base Score: 5.5

Temporal Score: 5

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:P/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 Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 10/28/2026

Vulnerability Publication Date: 6/4/2026

Reference Information

CVE: CVE-2026-53236, CVE-2026-53388, CVE-2026-63978, CVE-2026-63979, CVE-2026-64027, CVE-2026-64109, CVE-2026-64523, CVE-2026-68136, CVE-2026-68338, CVE-2026-72083, CVE-2026-74515, CVE-2026-74631, CVE-2026-80824, CVE-2026-89638, CVE-2026-89777, CVE-2026-93262