CVE-2026-23392

In the Linux kernel, the following vulnerability has been resolved: netfilter: nftables: release flowtable after rcu grace period on error Call synchronizercu after unregistering the hooks from error path, since a hook that already refers to this flowtable can be already registered, exposing this...

CVE-2026-23392

In the Linux kernel, the following vulnerability has been resolved: netfilter: nftables: release flowtable after rcu grace period on error Call synchronizercu after unregistering the hooks from error path, since a hook that already refers to this flowtable can be already registered, exposing this...

CVE-2026-23392

In the Linux kernel, the following vulnerability has been resolved: netfilter: nftables: release flowtable after rcu grace period on error Call synchronizercu after unregistering the hooks from error path, since a hook that already refers to this flowtable can be already registered, exposing this...

CVE-2026-23392

The CVE-2026-23392 vulnerability affects the Linux kernel nf_tables flowtable handling. Root cause: during error paths, a hook may still reference a flowtable, exposing it to the packet path and nfnetlink control plane. The fix inserts synchronize_rcu() after unregistering hooks (rcu grace period...

CVE-2026-23392 netfilter: nf_tables: release flowtable after rcu grace period on error

In the Linux kernel, the following vulnerability has been resolved: netfilter: nftables: release flowtable after rcu grace period on error Call synchronizercu after unregistering the hooks from error path, since a hook that already refers to this flowtable can be already registered, exposing this...

CVE-2026-23392 netfilter: nf_tables: release flowtable after rcu grace period on error

In the Linux kernel, the following vulnerability has been resolved: netfilter: nftables: release flowtable after rcu grace period on error Call synchronizercu after unregistering the hooks from error path, since a hook that already refers to this flowtable can be already registered, exposing this...

CVE-2026-23392 netfilter: nf_tables: release flowtable after rcu grace period on error

In the Linux kernel, the following vulnerability has been resolved: netfilter: nftables: release flowtable after rcu grace period on error Call synchronizercu after unregistering the hooks from error path, since a hook that already refers to this flowtable can be already registered, exposing this...

CVE-2026-23392

In the Linux kernel, the following vulnerability has been resolved: netfilter: nftables: release flowtable after rcu grace period on error Call synchronizercu after unregistering the hooks from error path, since a hook that already refers to this flowtable can be already registered, exposing this...

CVE-2026-23392: Use After Free

In the Linux kernel, the following vulnerability has been resolved: netfilter: nftables: release flowtable after rcu grace period on error Call synchronizercu after unregistering the hooks from error path, since a hook that already refers to this flowtable can be already registered, exposing this...

Linux Distros Unpatched Vulnerability : CVE-2026-23392

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - In the Linux kernel, the following vulnerability has been resolved: netfilter: nftables: release flowtable after rcu grace period on error Call synchronizercu...

MiracleLinux 9 : kernel-5.14.0-427.33.1.el9_4 (AXSA:2024-8783:27)

The remote MiracleLinux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the AXSA:2024-8783:27 advisory. kernel: nftables: nftsetrbtree skip end interval element from gc CVE-2024-26581 kernel: netfilter: nftlimit: reject configurations that cause intege...

MiracleLinux 9 : kernel-5.14.0-503.16.1.el9_5 (AXSA:2025-9539:03)

The remote MiracleLinux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the AXSA:2025-9539:03 advisory. kernel: net/smc: fix illegal rmbdesc access in SMC-D connection dump CVE-2024-26615 kernel: block: initialize integrity buffer to zero before writin...

PT-2026-27757

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description The Linux kernel contains an issue where a flowtable is not properly released after an error, potentially leading to a use-after-free condition. This can occur when unregistering hooks...

netfilter: flowtable: account for Ethernet header in nf_flow_pppoe_proto()

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Unity Linux 20.1070a Security Update: kernel (UTSA-2025-990529)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-990529 advisory. In the Linux kernel, the following vulnerability has been resolved: netfilter: nftables: unregister flowtable hooks on netns exit Unregister flowtable hooks before...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerabilities have been resolved: netfilter: flowtable: account for Ethernet header in nfflowpppoeproto syzbot found a potential access to uninit-value in nfflowpppoeproto The responsible commit forgot to account for the Ethernet header. BUG: KMSAN: uninit-val...

Siemens SIMATIC Devices Race Condition (CVE-2024-35898)

In the Linux kernel, the following vulnerability has been resolved: netfilter: nftables: Fix potential data-race in nftflowtabletypeget nftunregisterflowtabletype within nfflowinetmoduleexit can concurrent with nftflowtabletypeget within nftablesnewflowtable. And thhere is not any protection when...

Siemens SIMATIC Devices Missing Initialization of a Variable (CVE-2024-45018)

In the Linux kernel, the following vulnerability has been resolved: netfilter: flowtable: initialise extack before use Fix missing initialisation of extack in flow offload. This plugin only works with Tenable.ot. Please visit https://www.tenable.com/products/tenable-ot for more information...

Unity Linux 20.1070e Security Update: kernel (UTSA-2025-986536)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-986536 advisory. In the Linux kernel, the following vulnerability has been resolved: netfilter: nftables: unregister flowtable hooks on netns exit Unregister flowtable hooks before...

Unity Linux 20.1050a / 20.1060a / 20.1070a Security Update: kernel (UTSA-2025-398625)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-398625 advisory. In the Linux kernel, the following vulnerability has been resolved: netfilter: flowtable: initialise extack before use Fix missing initialisation of extack in flow...