CVE-2026-23231 netfilter: nf_tables: fix use-after-free in nf_tables_addchain()

In the Linux kernel, the following vulnerability has been resolved: netfilter: nftables: fix use-after-free in nftablesaddchain nftablesaddchain publishes the chain to table-chains via listaddtailrcu in nftchainadd before registering hooks. If nftablesregisterhook then fails, the error path calls...

Linux kernel 安全漏洞

The Linux kernel is the core of the open-source operating system Linux, developed by the Linux Foundation in the United States. There is a security vulnerability in the Linux kernel, which stems from an issue with the nftablesaddchain function where objects are reclaimed and then reused,...

PT-2026-22911

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description The Linux kernel contains a use-after-free issue within the nf tables module, specifically in the nf tables addchain function. This function publishes a chain before registering hooks, a...

Unity Linux 20.1070e Security Update: kernel (UTSA-2026-005445)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-005445 advisory. In the Linux kernel, the following vulnerability has been resolved: netfilter: nftables: discard table flag update with pending basechain deletion Hook unregistratio...

Amazon Linux 2 : kernel, --advisory ALAS2KERNEL-5.10-2026-112 (ALASKERNEL-5.10-2026-112)

The version of kernel installed on the remote host is prior to 5.10.247-246.989. It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2KERNEL-5.10-2026-112 advisory. In the Linux kernel, the following vulnerability has been resolved: RDMA/restrack: Release MR restrack...

SUSE CVE-2026-23139

In the Linux kernel, the following vulnerability has been resolved: netfilter: nfconncount: update lastgc only when GC has been performed Currently lastgc is being updated everytime a new connection is tracked, that means that it is updated even if a GC wasn't performed. With a sufficiently high...

CVE-2026-23111

In the Linux kernel, the following vulnerability has been resolved: netfilter: nftables: fix inverted genmask check in nftmapcatchallactivate nftmapcatchallactivate has an inverted element activity check compared to its non-catchall counterpart nftmapelemactivate and compared to what is logically...

CVE-2026-23111

In the Linux kernel, the following vulnerability has been resolved: netfilter: nftables: fix inverted genmask check in nftmapcatchallactivate nftmapcatchallactivate has an inverted element activity check compared to its non-catchall counterpart nftmapelemactivate and compared to what is logically...

CVE-2026-23111 netfilter: nf_tables: fix inverted genmask check in nft_map_catchall_activate()

In the Linux kernel, the following vulnerability has been resolved: netfilter: nftables: fix inverted genmask check in nftmapcatchallactivate nftmapcatchallactivate has an inverted element activity check compared to its non-catchall counterpart nftmapelemactivate and compared to what is logically...

CVE-2026-2268 Ninja Forms <= 3.14.0 - Unauthenticated Information Disclosure in nf_ajax_submit AJAX Action

The Ninja Forms plugin for WordPress is vulnerable to Sensitive Information Exposure in all versions up to, and including, 3.14.0. This is due to the unsafe application of the ninjaformsmergetags filter to user-supplied input within repeater fields, which allows the resolution of postmeta:KEY mer...

The vulnerability of the gc_worker_can_early_drop() function in the net/netfilter/nf_conntrack_core.c module of the netfilter component of the Linux operating system allows a hacker to trigger a service failure.

The vulnerability of the gcworkercanearlydrop function in the net/netfilter/nfconntrackcore.c module of the netfilter component of the Linux operating system is related to the improper disabling or release of resources. Exploiting this vulnerability could allow a attacker to cause service failure...

CVE-2025-66719

An issue was discovered in Free5gc NRF 1.4.0. In the access-token generation logic of free5GC, the AccessTokenScopeCheck function in file internal/sbi/processor/accesstoken.go bypasses all scope validation when the attacker uses a crafted targetNF value. This allows attackers to obtain an access...

SUSE CVE-2025-71146

In the Linux kernel, the following vulnerability has been resolved: netfilter: nfconncount: fix leaked ct in error paths There are some situations where ct might be leaked as error paths are skipping the refcounted check and return immediately. In order to solve it make sure that the check is...

AZL-75126 CVE-2025-71160 affecting package kernel for versions less than 6.6.121.1-1

In the Linux kernel, the following vulnerability has been resolved: netfilter: nftables: avoid chain re-validation if possible Hamza Mahfooz reports cpu soft lock-ups in nftchainvalidate: watchdog: BUG: soft lockup - CPU1 stuck for 27s! iptables-nft-re:37547 .. RIP: 0010:nftchainvalidate+0xcb/0x1...

CVE-2025-71160

In the Linux kernel, the following vulnerability has been resolved: netfilter: nftables: avoid chain re-validation if possible Hamza Mahfooz reports cpu soft lock-ups in nftchainvalidate: watchdog: BUG: soft lockup - CPU1 stuck for 27s! iptables-nft-re:37547 .. RIP: 0010:nftchainvalidate+0xcb/0x1...

CVE-2025-71160

In the Linux kernel, the following vulnerability has been resolved: netfilter: nftables: avoid chain re-validation if possible Hamza Mahfooz reports cpu soft lock-ups in nftchainvalidate: watchdog: BUG: soft lockup - CPU1 stuck for 27s! iptables-nft-re:37547 .. RIP: 0010:nftchainvalidate+0xcb/0x1...

UBUNTU-CVE-2025-71160

In the Linux kernel, the following vulnerability has been resolved: netfilter: nftables: avoid chain re-validation if possible Hamza Mahfooz reports cpu soft lock-ups in nftchainvalidate: watchdog: BUG: soft lockup - CPU1 stuck for 27s! iptables-nft-re:37547 .. RIP: 0010:nftchainvalidate+0xcb/0x1...

CVE-2025-71160 netfilter: nf_tables: avoid chain re-validation if possible

In the Linux kernel, the following vulnerability has been resolved: netfilter: nftables: avoid chain re-validation if possible Hamza Mahfooz reports cpu soft lock-ups in nftchainvalidate: watchdog: BUG: soft lockup - CPU1 stuck for 27s! iptables-nft-re:37547 .. RIP: 0010:nftchainvalidate+0xcb/0x1...

CVE-2025-71160

CVE-2025-71160 relates to the Linux kernel netfilter nf_tables chain validation. The vulnerability arises from the validator traversing the entire chain graph (base chains and chain jumps), which can trigger CPU soft lockups in nft_chain_validate under certain input paths. The change described ai...

CVE-2025-71160

In the Linux kernel, the following vulnerability has been resolved: netfilter: nftables: avoid chain re-validation if possible Hamza Mahfooz reports cpu soft lock-ups in nftchainvalidate: watchdog: BUG: soft lockup - CPU1 stuck for 27s! iptables-nft-re:37547 .. RIP: 0010:nftchainvalidate+0xcb/0x1...