Lucene search
+L
Catalog
Vendors
Products
Timeline
Vulnerabilities
Sources
Documentation
Blog
Glossary
FAQ
Brand assets
Assessment
Agents dashboard
Agent Scanning
API Scanning
Assessment API
Alerts
Email notifications
Webhook notifications
Alerts API
SBOM package analysis
API Reference
Settings
Sign in

kernel: netfilter: nat: use kfree_rcu to release ops

🗓️ 17 Aug 2026 05:05:35Reported by RedHatType 
redhat
 redhat🔗 access.redhat.com👁 9 Views

Improper memory management in Linux kernel netfilter NAT subsystem causes DoS or data exposure.

Related
Packages
Refs
ReporterTitlePublishedViews
Family
attackerkb
ATTACKERKB		CVE-2026-53000
24 Jun 202616:29
–attackerkb
nessus
Tenable Nessus		Amazon Linux 2023 : bpftool6.18, kernel6.18, kernel6.18-devel (ALAS2023-2026-1866)
22 Jun 202600:00
–nessus
nessus
Tenable Nessus		openSUSE 16: cluster-md-kmp-64kb / cluster-md-kmp-azure / cluster-md-kmp-default / etc (openSUSE-SU-2026:21555-1)
13 Aug 202600:00
–nessus
nessus
Tenable Nessus		RHEL 10 : kernel (RHSA-2026:55445)
17 Aug 202600:00
–nessus
nessus
Tenable Nessus		SUSE SLED15: cluster-md-kmp-default / dlm-kmp-default / gfs2-kmp-default / etc (SUSE-SU-2026:3790-1)
27 Aug 202600:00
–nessus
nessus
Tenable Nessus		Ubuntu 24.04 LTS / 26.04 LTS / Pro Realtime 24.04 LTS : Linux kernel (NVIDIA) vulnerabilities (USN-8663-1)
26 Aug 202600:00
–nessus
nessus
Tenable Nessus		Ubuntu 26.04 LTS : Linux kernel (NVIDIA BaseOS) vulnerabilities (USN-8664-1)
26 Aug 202600:00
–nessus
nessus
Tenable Nessus		Linux Distros Unpatched Vulnerability : CVE-2026-53000
25 Jun 202600:00
–nessus
bdu_fstec
BDU FSTEC		Vulnerabilities of functions ipt_nat_register_lookups(), ipt_nat_unregister_lookups() in the module net/ipv4/netfilter/iptable_nat.c, functions ip6t_nat_register_lookups(), ip6t_nat_unregister_lookups() in the module net/ipv6/netfilter/ip6table_nat.c, functions nf_nat_register_fn(), nf_nat_unregister_fn() in the module net/netfilter/nf_nat_core.c of the Linux operating system, which allow attackers to compromise the confidentiality, integrity, and accessibility of protected information.
4 Sep 202600:00
–bdu_fstec
cve
CVE		CVE-2026-53000
24 Jun 202616:29
–cve
Rows per page
OSOS VersionArchitecturePackagePackage VersionFilename
Red Hat Enterprise Linux10.0aarch64kernel6.12.0-55.98.1.el10_0kernel-6.12.0-55.98.1.el10_0.aarch64.rpm
Red Hat Enterprise Linux10.0ppc64lekernel6.12.0-55.98.1.el10_0kernel-6.12.0-55.98.1.el10_0.ppc64le.rpm
Red Hat Enterprise Linux10.0s390xkernel6.12.0-55.98.1.el10_0kernel-6.12.0-55.98.1.el10_0.s390x.rpm
Red Hat Enterprise Linux10.0x86_64kernel6.12.0-55.98.1.el10_0kernel-6.12.0-55.98.1.el10_0.x86_64.rpm
Red Hat Enterprise Linux10.0aarch64kernel-64k6.12.0-55.98.1.el10_0kernel-64k-6.12.0-55.98.1.el10_0.aarch64.rpm
Red Hat Enterprise Linux10.0aarch64kernel-64k-core6.12.0-55.98.1.el10_0kernel-64k-core-6.12.0-55.98.1.el10_0.aarch64.rpm
Red Hat Enterprise Linux10.0aarch64kernel-64k-debug6.12.0-55.98.1.el10_0kernel-64k-debug-6.12.0-55.98.1.el10_0.aarch64.rpm
Red Hat Enterprise Linux10.0aarch64kernel-64k-debug-core6.12.0-55.98.1.el10_0kernel-64k-debug-core-6.12.0-55.98.1.el10_0.aarch64.rpm
Red Hat Enterprise Linux10.0aarch64kernel-64k-debug-debuginfo6.12.0-55.98.1.el10_0kernel-64k-debug-debuginfo-6.12.0-55.98.1.el10_0.aarch64.rpm
Red Hat Enterprise Linux10.0aarch64kernel-64k-debug-devel6.12.0-55.98.1.el10_0kernel-64k-debug-devel-6.12.0-55.98.1.el10_0.aarch64.rpm
Rows per page

Data

Build on a solid foundation with Vulners data

We provide the essential building blocks for cybersecurity solutions with comprehensive, structured, and constantly updated vulnerability and exploits data

Api

Power your application with Vulners API

The Vulners REST API offers reliable, high-performance access to vulnerability intelligence, with 99.9% SLA uptime and CDN-backed data delivery for seamless global access

App

Assess and manage vulnerabilities with Vulners tools

Built on top of Vulners' database and SDK, end-user solutions give security professionals and developers lightweight and powerful tools for vulnerability remediation

Book a live demo
09 Sep 2026 07:45Current
4.5Medium risk
Vulners AI Score4.5
CVSS 3.17.8
EPSS0.00129
CWE-763
Linux KernelnetfilterNATmemory managementDoSkfree_rcuprivilege escalation
9