CVE-2026-23111

CVE-2026-23111 PoC Linux Kernel nftables Use-After-Free Local Privilege Escalation poc by baba01hacker Vulnerability Summary CVE : CVE-2026-23111 Type : Use-After-Free CWE-416 CVSS : 7.8 HIGH Component : net/netfilter/nftablesapi.c — nftmapcatchallactivate Root Cause : Inverted genmask check caus...

CVE-2022-32250-LPE

CVE-2022-32250-LPE LPE exploit for CVE-2022-32250 - a Use-After-Free vulnerability in netfilter. My write-up of the vulnerability: Conquering a Use-After-Free in nftables: Detailed Analysis and Exploitation of CVE-2022-32250 Building Building requires libmnl and libnftnl. root@kitploit: gcc -lmnl...

CVE-2026-23111

🐧 CVE-2026-23111 - Linux Kernel nftables Use-After-Free Vulnerability ⚠️ Use-After-Free in Linux Kernel nftables 📖 Overview CVE-2026-23111 is a high-severity Use-After-Free UAF vulnerability affecting the Linux kernel's netfilter/nftables subsystem. The flaw originates from incorrect handling of...

CVE-2024-1086

CVE-2024-1086 Universal local privilege escalation Proof-of-Concept exploit for CVE-2024-1086, working on most Linux kernels between v5.14 and v6.6, including Debian, Ubuntu, and KernelCTF. The success rate is 99.4% in KernelCTF images...

CVE-2026-23111-nftables-lab

CVE-2026-23111 nftables LPE: exposure check and safe lab Defensive tooling and a reproducible virtual-machine lab for CVE-2026-23111, the nftables use-after-free local privilege escalation in the Linux kernel an inverted element-activity check in nftmapcatchallactivate, the "off by !" bug. An...

gemini-2.5-pro-nf-tables-red-teamin

gemini-2.5-pro-nf-tables-red-teamin A technical case study and timeline dataset documenting Google Gemini 2.5 Pro's safety alignment policies, guardrails, and refusal behavior evolution regarding legacy Linux kernel vulnerability primitives CVE-2023-32233. Link to case study website :...

CVE-2023-32233

CVE-2023-32233 5.x Kernel Adaptation Existing Exploits 1. https://github.com/Liuk3r/CVE-2023-32233/tree/main 2. https://github.com/google/security-research/tree/master/pocs/linux/kernelctf/CVE-2023-32233mitigation Reason Since the lower version listdelrcu. Method This exploit has been tested on...

cve-2024-1086-lpe

cve-2024-1086-lpe Technical analysis and proof-of-concept for CVE-2024-1086, a Linux kernel nftables use-after-free vulnerability leading to local privilege escalation. Includes vulnerability breakdown, affected versions, exploitation methodology, and mitigation guidance for research and...

CVE-2024-1086

CVE-2024-1086 Universal local privilege escalation Proof-of-Concept exploit for CVE-2024-1086, working on most Linux kernels between v5.14 and v6.6, including Debian, Ubuntu, and KernelCTF. The success rate is 99.4% in KernelCTF images. Affected versions The exploit affects versions from includin...

CVE-2023-32233-reproduction

CVE-2023-32233 — nftables Use-After-Free: Reproduction & Root-Cause Analysis What this repo is: my hands-on reproduction and study of CVE-2023-32233, a use-after-free in the Linux kernel Netfilter nftables subsystem that allows local privilege escalation, publicly disclosed in May 2023 by Patryk...

CVE-2024-1086

CVE-2024-1086 Universal local privilege escalation Proof-of-Concept exploit for CVE-2024-1086, working on most Linux kernels between v5.14 and v6.6, including Debian, Ubuntu, and KernelCTF. The success rate is 99.4% in KernelCTF images...

AZL-99534 CVE-2026-80837 affecting package kernel 6.6.150.1-1

In the Linux kernel, the following vulnerability has been resolved: netfilter: nftables: don't queue packet path object notifications All file:line references below are against v7.2-rc4 ac5b0e5651b1. The trace was captured on 7.2.0-rc6-kasan72rc6 075b74841bd0, where the same lines apply...

CVE-2026-80837

In the Linux kernel, the following vulnerability has been resolved: netfilter: nftables: don't queue packet path object notifications All file:line references below are against v7.2-rc4 ac5b0e5651b1. The trace was captured on 7.2.0-rc6-kasan72rc6 075b74841bd0, where the same lines apply...

CVE-2026-80837 netfilter: nf_tables: don't queue packet path object notifications

In the Linux kernel, the following vulnerability has been resolved: netfilter: nftables: don't queue packet path object notifications All file:line references below are against v7.2-rc4 ac5b0e5651b1. The trace was captured on 7.2.0-rc6-kasan72rc6 075b74841bd0, where the same lines apply...

EUVD-2026-71287

In the Linux kernel, the following vulnerability has been resolved: netfilter: nftables: don't queue packet path object notifications All file:line references below are against v7.2-rc4 ac5b0e5651b1. The trace was captured on 7.2.0-rc6-kasan72rc6 075b74841bd0, where the same lines apply...

CVE-2026-80837

CVE-2026-80837 is a use-after-free vulnerability in the Linux kernel's nf_tables subsystem, confirmed on version 7.2.0-rc6 via KASAN. The root cause is a race in nft_quota_obj_eval(), which enqueues a packet-path notification onto nft_net->notify_list via an unlocked list_add_tail(), while nft...

onetwoseven-writeup

HTB OneTwoSeven — Full Walkthrough A complete, end-to-end walkthrough of OneTwoSeven , a retired HackTheBox Linux machine. The full chain: deterministic credential generation → symlink escape of an SFTP chroot → vim swap file recovery → SSH port-forwarding to a firewalled admin panel → bypass of...

Linux Distros Unpatched Vulnerability : CVE-2026-80837

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - netfilter: nftables: don't queue packet path object notifications All file:line references below are against v7.2-rc4 ac5b0e5651b1. The trace was captured on...

kernel: netfilter: nf_tables: don't skip expired elements during walk

A flaw was found in the Linux kernel. Improper management of the lifecycle of some nftables objects could result in consumption of all system memory. An attacker who can create nftables rules could use this to effect a Denial of Service...

kernel: Kernel: Privilege escalation or denial of service in nf_tables via inverted element activity check

A flaw was found in the Linux kernel's nftables component. A logic bug in nftmapcatchallactivate causes an inverted element activity check during the abort path of a failed transaction. This can lead to a use-after-free vulnerability, as catchall verdict elements may still reference a freed chain...