kernel: kernel: Privilege escalation or denial of service via use-after-free in nf_tables_addchain()

A flaw was found in the Linux kernel. A local attacker with CAPNETADMIN capabilities, or remote packet traffic, could exploit a use-after-free vulnerability in the nftablesaddchain function's error handling. Successful exploitation could lead to a kernel crash, resulting in a Denial of Service Do...

RockyLinux 10 : kernel (RLSA-2026:6053)

The remote RockyLinux 10 host has packages installed that are affected by multiple vulnerabilities as referenced in the RLSA-2026:6053 advisory. kernel: kernel: Privilege escalation or denial of service via use-after-free in nftablesaddchain CVE-2026-23231 kernel: Linux kernel qla2xxx: Double fre...

Moderate: Red Hat Security Advisory: kernel security update

An update for kernel is now available for Red Hat Enterprise Linux 10. Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from th...

CVE-2026-23231

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...

The vulnerability of the nf_tables component in the Linux operating system’s kernel allows a hacker to cause a service failure.

The vulnerability of the nftables component in the Linux operating system’s kernel is related to a memory leak in the nftablesaddchain function. Exploiting this vulnerability can allow an attacker to cause a service failure...

The vulnerability of the nf_tables component in the Linux operating system’s kernel allows a hacker to increase their privileges within the system.

The vulnerability of the nftables component in the Linux operating system’s kernel is related to incorrect calculations within the nftablesaddchain function. Exploiting this vulnerability can allow an attacker to gain elevated privileges within the system...

The vulnerability of the netfilter component in the Linux operating system’s kernel allows a hacker to trigger a service failure.

The vulnerability of the netfilter component in the Linux operating system’s kernel is related to a numerical overflow in the nftablesaddchain function. Exploiting this vulnerability can allow an attacker to cause a service failure...

DEBIAN-CVE-2022-48643

In the Linux kernel, the following vulnerability has been resolved: netfilter: nftables: fix nftcountersenabled underflow at nftablesaddchain syzbot is reporting underflow of nftcountersenabled counter at nftablesaddchain 1, for commit 43eb8949cfdffa76 "netfilter: nftables: do not leave chain sta...

CVE-2022-48643

In the Linux kernel, the following vulnerability has been resolved: netfilter: nftables: fix nftcountersenabled underflow at nftablesaddchain syzbot is reporting underflow of nftcountersenabled counter at nftablesaddchain 1, for commit 43eb8949cfdffa76 "netfilter: nftables: do not leave chain sta...

CVE-2022-48643

In the Linux kernel, the following vulnerability has been resolved: netfilter: nftables: fix nftcountersenabled underflow at nftablesaddchain syzbot is reporting underflow of nftcountersenabled counter at nftablesaddchain 1, for commit 43eb8949cfdffa76 "netfilter: nftables: do not leave chain sta...

CVE-2022-48643 netfilter: nf_tables: fix nft_counters_enabled underflow at nf_tables_addchain()

In the Linux kernel, the following vulnerability has been resolved: netfilter: nftables: fix nftcountersenabled underflow at nftablesaddchain syzbot is reporting underflow of nftcountersenabled counter at nftablesaddchain 1, for commit 43eb8949cfdffa76 "netfilter: nftables: do not leave chain sta...

CVE-2022-48643 netfilter: nf_tables: fix nft_counters_enabled underflow at nf_tables_addchain()

In the Linux kernel, the following vulnerability has been resolved: netfilter: nftables: fix nftcountersenabled underflow at nftablesaddchain syzbot is reporting underflow of nftcountersenabled counter at nftablesaddchain 1, for commit 43eb8949cfdffa76 "netfilter: nftables: do not leave chain sta...

GSD-2022-1006475 netfilter: nf_tables: fix nft_counters_enabled underflow at nf_tables_addchain()

netfilter: nftables: fix nftcountersenabled underflow at nftablesaddchain 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 v6.0 by commit...