Detections
Analytics
Oracle Linux 9 : kernel (ELSA-2026-36957)
high Nessus Plugin ID 326496
Synopsis
The remote Oracle Linux host is missing one or more security updates.Description
The remote Oracle Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2026-36957 advisory.- KVM: x86: Fix shadow paging use-after-free due to unexpected role (Paolo Bonzini) [RHEL-192400] {CVE-2026-53359}
- KVM: x86: Fix shadow paging use-after-free due to unexpected GFN (CKI Backport Bot) [RHEL-186702] {CVE-2026-46113}
- net/sched: ets: Always remove class from active list before deleting in ets_qdisc_change (CKI Backport Bot) [RHEL-183004] {CVE-2025-71066}
- eventpoll: fix ep_remove struct eventpoll / struct file UAF (Ian Kent) [RHEL-180773] {CVE-2026-46242}
- eventpoll: defer struct eventpoll free to RCU grace period (Ian Kent) [RHEL-173830] {CVE-2026-43074}
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
Plugin Details
Severity: High
ID: 326496
File Name: oraclelinux_ELSA-2026-36957.nasl
Version: 1.1
Type: Local
Agent: unix
Published: 7/13/2026
Updated: 7/13/2026
Supported Sensors: Continuous Assessment, Frictionless Assessment Agent, Nessus Agent, Tenable Cloud Security, Tenable Self-Hosted Container Security, Nessus
Risk Information
VPR
Risk Factor: Critical
Score: 9
Percentile: 99.75
CVSS v2
Risk Factor: Medium
Base Score: 6.8
Temporal Score: 5.3
Vector: CVSS2#AV:L/AC:L/Au:S/C:C/I:C/A:C
CVSS Score Source: CVE-2026-53359
CVSS v3
Risk Factor: High
Base Score: 8.8
Temporal Score: 7.9
Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
Temporal Vector: CVSS:3.0/E:P/RL:O/RC:C
CVSS Score Source: CVE-2026-46113
Vulnerability Information
CPE: p-cpe:/a:oracle:linux:kernel, p-cpe:/a:oracle:linux:kernel-debug, p-cpe:/a:oracle:linux:kernel-debug-devel, p-cpe:/a:oracle:linux:kernel-devel, p-cpe:/a:oracle:linux:kernel-headers, p-cpe:/a:oracle:linux:kernel-tools, p-cpe:/a:oracle:linux:kernel-tools-libs, p-cpe:/a:oracle:linux:kernel-tools-libs-devel, p-cpe:/a:oracle:linux:perf, 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-modules, p-cpe:/a:oracle:linux:kernel-debug-modules-extra, p-cpe:/a:oracle:linux:kernel-modules, p-cpe:/a:oracle:linux:kernel-modules-extra, p-cpe:/a:oracle:linux:python3-perf, p-cpe:/a:oracle:linux:kernel-abi-stablelists, cpe:/o:oracle:linux:9, p-cpe:/a:oracle:linux:kernel-debug-devel-matched, p-cpe:/a:oracle:linux:kernel-devel-matched, p-cpe:/a:oracle:linux:kernel-debug-modules-core, p-cpe:/a:oracle:linux:kernel-debug-uki-virt, p-cpe:/a:oracle:linux:kernel-modules-core, p-cpe:/a:oracle:linux:kernel-uki-virt, p-cpe:/a:oracle:linux:rtla, p-cpe:/a:oracle:linux:libperf, p-cpe:/a:oracle:linux:rv, p-cpe:/a:oracle:linux:kernel-uki-virt-addons, cpe:/o:oracle:linux:9:8:baseos_patch
Required KB Items: Host/OracleLinux, Host/RedHat/release, Host/RedHat/rpm-list, Host/local_checks_enabled
Exploit Available: true
Exploit Ease: Exploits are available
Patch Publication Date: 7/10/2026
Vulnerability Publication Date: 1/13/2026