CVE-2026-23399

A flaw was found in the Linux kernel's nftables component. This memory leak vulnerability occurs when cloning a stateful expression fails, leading to an unreleased expression. This can result in a Denial of Service DoS due to resource exhaustion...

SUSE CVE-2026-23399

In the Linux kernel, the following vulnerability has been resolved: nftables: nftdynset: fix possible stateful expression memleak in error path If cloning the second stateful expression in the element via GFPATOMIC fails, then the first stateful expression remains in place without being released...

EUVD-2026-16909

In the Linux kernel, the following vulnerability has been resolved: nftables: nftdynset: fix possible stateful expression memleak in error path If cloning the second stateful expression in the element via GFPATOMIC fails, then the first stateful expression remains in place without being released....

CVE-2026-23399

In the Linux kernel, the following vulnerability has been resolved: nftables: nftdynset: fix possible stateful expression memleak in error path If cloning the second stateful expression in the element via GFPATOMIC fails, then the first stateful expression remains in place without being released....

AZL-81017 CVE-2026-23399 affecting package kernel for versions less than 6.6.137.1-2

In the Linux kernel, the following vulnerability has been resolved: nftables: nftdynset: fix possible stateful expression memleak in error path If cloning the second stateful expression in the element via GFPATOMIC fails, then the first stateful expression remains in place without being released....

CVE-2026-23399

In the Linux kernel, the following vulnerability has been resolved: nftables: nftdynset: fix possible stateful expression memleak in error path If cloning the second stateful expression in the element via GFPATOMIC fails, then the first stateful expression remains in place without being released....

UBUNTU-CVE-2026-23399

In the Linux kernel, the following vulnerability has been resolved: nftables: nftdynset: fix possible stateful expression memleak in error path If cloning the second stateful expression in the element via GFPATOMIC fails, then the first stateful expression remains in place without being released....

CVE-2026-23399 nf_tables: nft_dynset: fix possible stateful expression memleak in error path

In the Linux kernel, the following vulnerability has been resolved: nftables: nftdynset: fix possible stateful expression memleak in error path If cloning the second stateful expression in the element via GFPATOMIC fails, then the first stateful expression remains in place without being released....

CVE-2026-23399

In the Linux kernel, the following vulnerability has been resolved: nftables: nftdynset: fix possible stateful expression memleak in error path If cloning the second stateful expression in the element via GFPATOMIC fails, then the first stateful expression remains in place without being released....

CVE-2026-23399

CVE-2026-23399 concerns the Linux kernel nf_tables code: when cloning the second stateful expression in a dynset element, the first expression could remain unfreed on error, causing a stateful memleak in error paths. The provided CVE description confirms a resolution in the kernel, with backtrace...

CVE-2026-23399 nf_tables: nft_dynset: fix possible stateful expression memleak in error path

In the Linux kernel, the following vulnerability has been resolved: nftables: nftdynset: fix possible stateful expression memleak in error path If cloning the second stateful expression in the element via GFPATOMIC fails, then the first stateful expression remains in place without being released....

CVE-2026-23399: Missing Release of Memory after Effective Lifetime

In the Linux kernel, the following vulnerability has been resolved: nftables: nftdynset: fix possible stateful expression memleak in error path If cloning the second stateful expression in the element via GFPATOMIC fails, then the first stateful expression remains in place without being released....

Unity Linux 20.1070e Security Update: kernel (UTSA-2025-414409)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-414409 advisory. net/netfilter/nftablesapi.c in the Linux kernel through 5.18.1 allows a local user able to create user/net namespaces to escalate privileges to root because an...

kernel: netfilter: nf_tables: incorrect NFT_STATEFUL_EXPR check leads to a use-after-free (write)

REJECTED CVE A use-after-free vulnerability has been identified in the Linux Kernel's netfilter subsystem that did not properly handle the removal of stateful expressions in some situations. A local attacker could use this to cause a denial of service system crash or execute arbitrary code...

kernel: netfilter: nf_tables: incorrect NFT_STATEFUL_EXPR check leads to a use-after-free (write)

REJECTED CVE A use-after-free vulnerability has been identified in the Linux Kernel's netfilter subsystem that did not properly handle the removal of stateful expressions in some situations. A local attacker could use this to cause a denial of service system crash or execute arbitrary code...

kernel: netfilter: nf_tables: incorrect NFT_STATEFUL_EXPR check leads to a use-after-free (write)

REJECTED CVE A use-after-free vulnerability has been identified in the Linux Kernel's netfilter subsystem that did not properly handle the removal of stateful expressions in some situations. A local attacker could use this to cause a denial of service system crash or execute arbitrary code...

GSD-2022-1004093 netfilter: nf_tables: disallow non-stateful expression in sets earlier

netfilter: nftables: disallow non-stateful expression in sets earlier This is an automated ID intended to aid in discovery of potential security vulnerabilities. The actual impact and attack plausibility have not yet been proven. This ID is fixed in Linux Kernel version v4.9.318 by commit...

GSD-2022-1004024 netfilter: nf_tables: disallow non-stateful expression in sets earlier

netfilter: nftables: disallow non-stateful expression in sets earlier This is an automated ID intended to aid in discovery of potential security vulnerabilities. The actual impact and attack plausibility have not yet been proven. This ID is fixed in Linux Kernel version v4.14.283 by commit...

kernel: netfilter: nf_tables: incorrect NFT_STATEFUL_EXPR check leads to a use-after-free (write)

REJECTED CVE A use-after-free vulnerability has been identified in the Linux Kernel's netfilter subsystem that did not properly handle the removal of stateful expressions in some situations. A local attacker could use this to cause a denial of service system crash or execute arbitrary code...

kernel: netfilter: nf_tables: incorrect NFT_STATEFUL_EXPR check leads to a use-after-free (write)

REJECTED CVE A use-after-free vulnerability has been identified in the Linux Kernel's netfilter subsystem that did not properly handle the removal of stateful expressions in some situations. A local attacker could use this to cause a denial of service system crash or execute arbitrary code...