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RockyLinux 9 : kernel (RLSA-2026:54443)

high Nessus Plugin ID 335419

Synopsis

The remote RockyLinux host is missing one or more security updates.

Description

The remote RockyLinux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RLSA-2026:54443 advisory.

 * kernel: accel/ivpu: Fix signed integer truncation in IPC receive (CVE-2026-53202)

 * kernel: net/sched: act_api: use RCU with deferred freeing for action lifecycle (CVE-2026-53264)

 Bug Fix(es) and Enhancement(s):

 * [Rocky Linux9] tlbflush - Windows Driver Verifier catches FLTMGR/Ntfs crashes during KVM 42-VM soak test on AMD EPYC Turin [rhel-9.8.z] (JIRA:Rocky Linux-214434)

 * Kernels 5.14.0-434+ may lose page table dirty bit (and page data) [rhel-9.8.z] (JIRA:Rocky Linux-220787)

Tenable has extracted the preceding description block directly from the RockyLinux 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://bugzilla.redhat.com/show_bug.cgi?id=2492823

https://bugzilla.redhat.com/show_bug.cgi?id=2492851

https://errata.rockylinux.org/RLSA-2026:54443

Plugin Details

Severity: High

ID: 335419

File Name: rocky_linux_RLSA-2026-54443.nasl

Version: 1.1

Type: Local

Published: 8/14/2026

Updated: 8/14/2026

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

Risk Information

VPR

Risk Factor: High

Score: 7.9

Percentile: 99.36

CVSS v2

Risk Factor: Medium

Base Score: 6.8

Temporal Score: 5

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

CVSS Score Source: CVE-2026-53264

CVSS v3

Risk Factor: High

Base Score: 7.8

Temporal Score: 6.8

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:U/RL:O/RC:C

Vulnerability Information

CPE: cpe:/o:rocky:linux:9, p-cpe:/a:rocky:linux:kernel-64k-core, p-cpe:/a:rocky:linux:kernel-64k-debug-core, p-cpe:/a:rocky:linux:kernel-64k-debug-debuginfo, p-cpe:/a:rocky:linux:kernel-64k-debug-devel-matched, p-cpe:/a:rocky:linux:kernel-64k-debug-devel, p-cpe:/a:rocky:linux:kernel-64k-debug-modules-core, p-cpe:/a:rocky:linux:kernel-64k-debug-modules-extra, p-cpe:/a:rocky:linux:kernel-64k-debug-modules, p-cpe:/a:rocky:linux:kernel-64k-debug, p-cpe:/a:rocky:linux:kernel-64k-debuginfo, p-cpe:/a:rocky:linux:kernel-64k-devel-matched, p-cpe:/a:rocky:linux:kernel-64k-devel, p-cpe:/a:rocky:linux:kernel-64k-modules-core, p-cpe:/a:rocky:linux:kernel-64k-modules-extra, p-cpe:/a:rocky:linux:kernel-64k-modules, p-cpe:/a:rocky:linux:kernel-64k, p-cpe:/a:rocky:linux:kernel-abi-stablelists, p-cpe:/a:rocky:linux:kernel-core, p-cpe:/a:rocky:linux:kernel-debug-core, p-cpe:/a:rocky:linux:kernel-debug-debuginfo, p-cpe:/a:rocky:linux:kernel-debug-devel-matched, p-cpe:/a:rocky:linux:kernel-debug-devel, p-cpe:/a:rocky:linux:kernel-debug-modules-core, p-cpe:/a:rocky:linux:kernel-debug-modules-extra, p-cpe:/a:rocky:linux:kernel-debug-modules, p-cpe:/a:rocky:linux:kernel-debug-uki-virt, p-cpe:/a:rocky:linux:kernel-debug, p-cpe:/a:rocky:linux:kernel-debuginfo-common-aarch64, p-cpe:/a:rocky:linux:kernel-debuginfo-common-ppc64le, p-cpe:/a:rocky:linux:kernel-debuginfo-common-s390x, p-cpe:/a:rocky:linux:kernel-debuginfo-common-x86_64, p-cpe:/a:rocky:linux:kernel-debuginfo, p-cpe:/a:rocky:linux:kernel-devel-matched, p-cpe:/a:rocky:linux:kernel-devel, p-cpe:/a:rocky:linux:kernel-modules-core, p-cpe:/a:rocky:linux:kernel-modules-extra, p-cpe:/a:rocky:linux:kernel-modules, p-cpe:/a:rocky:linux:kernel-rt-64k-core, p-cpe:/a:rocky:linux:kernel-rt-64k-debug-core, p-cpe:/a:rocky:linux:kernel-rt-64k-debug-debuginfo, p-cpe:/a:rocky:linux:kernel-rt-64k-debug-devel, p-cpe:/a:rocky:linux:kernel-rt-64k-debug-modules-core, p-cpe:/a:rocky:linux:kernel-rt-64k-debug-modules-extra, p-cpe:/a:rocky:linux:kernel-rt-64k-debug-modules, p-cpe:/a:rocky:linux:kernel-rt-64k-debug, p-cpe:/a:rocky:linux:kernel-rt-64k-debuginfo, p-cpe:/a:rocky:linux:kernel-rt-64k-devel, p-cpe:/a:rocky:linux:kernel-rt-64k-modules-core, p-cpe:/a:rocky:linux:kernel-rt-64k-modules-extra, p-cpe:/a:rocky:linux:kernel-rt-64k-modules, p-cpe:/a:rocky:linux:kernel-rt-64k, p-cpe:/a:rocky:linux:kernel-rt-core, p-cpe:/a:rocky:linux:kernel-rt-debug-core, p-cpe:/a:rocky:linux:kernel-rt-debug-debuginfo, p-cpe:/a:rocky:linux:kernel-rt-debug-devel, p-cpe:/a:rocky:linux:kernel-rt-debug-modules-core, p-cpe:/a:rocky:linux:kernel-rt-debug-modules-extra, p-cpe:/a:rocky:linux:kernel-rt-debug-modules, p-cpe:/a:rocky:linux:kernel-rt-debug, p-cpe:/a:rocky:linux:kernel-rt-debuginfo, p-cpe:/a:rocky:linux:kernel-rt-devel, p-cpe:/a:rocky:linux:kernel-rt-modules-core, p-cpe:/a:rocky:linux:kernel-rt-modules-extra, p-cpe:/a:rocky:linux:kernel-rt-modules, p-cpe:/a:rocky:linux:kernel-rt, p-cpe:/a:rocky:linux:kernel-tools-debuginfo, p-cpe:/a:rocky:linux:kernel-tools-libs-devel, p-cpe:/a:rocky:linux:kernel-tools-libs, p-cpe:/a:rocky:linux:kernel-tools, p-cpe:/a:rocky:linux:kernel-uki-virt-addons, p-cpe:/a:rocky:linux:kernel-uki-virt, p-cpe:/a:rocky:linux:kernel-zfcpdump-core, p-cpe:/a:rocky:linux:kernel-zfcpdump-debuginfo, p-cpe:/a:rocky:linux:kernel-zfcpdump-devel-matched, p-cpe:/a:rocky:linux:kernel-zfcpdump-devel, p-cpe:/a:rocky:linux:kernel-zfcpdump-modules-core, p-cpe:/a:rocky:linux:kernel-zfcpdump-modules-extra, p-cpe:/a:rocky:linux:kernel-zfcpdump-modules, p-cpe:/a:rocky:linux:kernel-zfcpdump, p-cpe:/a:rocky:linux:kernel, p-cpe:/a:rocky:linux:libperf-debuginfo, p-cpe:/a:rocky:linux:libperf, p-cpe:/a:rocky:linux:perf-debuginfo, p-cpe:/a:rocky:linux:perf, p-cpe:/a:rocky:linux:python3-perf-debuginfo, p-cpe:/a:rocky:linux:python3-perf, p-cpe:/a:rocky:linux:rtla, p-cpe:/a:rocky:linux:rv

Required KB Items: Host/local_checks_enabled, Host/cpu, Host/RockyLinux/release, Host/RockyLinux/rpm-list

Exploit Ease: No known exploits are available

Patch Publication Date: 8/14/2026

Vulnerability Publication Date: 6/25/2026

Reference Information

CVE: CVE-2026-53202, CVE-2026-53264