CVE-2026-46331

🚨 CVE-2026-46331 - Linux Kernel COW Bug Linux Kernel net/sched Partial Copy-on-Write COW Page Cache Corruption -orange?style=for-the-badge A Linux kernel vulnerability caused by incorrect Copy-on-Write COW handling in the traffic control tc packet editing subsystem. 📖 Overview CVE-2026-46331 is a...

packet_edit_meme

PACKETEDITMEME - aka CVE-2026-46331 net/sched actpedit partial-COW page-cache corruption culprit 899ee91156e5, present v5.18 .. fixed v7.1-rc7. packeteditmeme.c turns it into unprivileged local root: a userns CAPNETADMIN child overwrites the cached ELF entry of setuid-root /bin/su with...

PoC-CVE-2026-46331

Este repositorio contiene un exploit de prueba de concepto PoC para CVE-2026-46331, una vulnerabilidad de escalada de privilegios local en el kernel de Linux en el subsistema de control de tráfico. Resumen de la vulnerabilidad La falla se encuentra en la acción de edición de paquetes actpedit,...

CVE-2026-46331-pedit-cow

CVE-2026-46331-pedit-cow Informe y pasos de explotación para la vulnerabilidad pedit COW CVE-2026-46331. Resumen Este desafío demuestra pedit COW, una falla del kernel de Linux en la acción de edición de paquetes del subsistema de control de tráfico actpedit. La vulnerabilidad permite a un usuari...

CVE-2026-46331

CVE-2026-46331 pedit COW – Linux net/sched Packet-Editor Page-Cache Poisoning Vulnerability Executive Summary CVE-2026-46331 nicknamed “pedit COW” is a local Linux kernel privilege-escalation flaw in the traffic-control subsystem. An unprivileged user in an unprivileged network namespace can...

CVE-2026-46331-pedit-COW-detection

CVE-2026-46331 pedit COW – Linux LPE Validation and auditd/AppArmor Detection Defensive validation report for CVE-2026-46331, focused on Linux kernel actpedit, local privilege escalation behavior, auditd telemetry, AppArmor mitigation, and detection logic. Repository description This repository...

CVE-2026-46331

PACKETEDITMEME - CVE-2026-46331 net/sched actpedit partial-COW page-cache corruption culprit 899ee91156e5, present v5.18 .. fixed v7.1-rc7. packeteditmeme.c turns it into unprivileged local root: a userns CAPNETADMIN child overwrites the cached ELF metadata of a setuid-root binary with...

cve-2026-46331-audit

cve-2026-46331-audit Script de auditoría de solo lectura para CVE-2026-46331 también conocido como pedit COW — un error parcial de copia en escritura en la acción actpedit del subsistema net/sched del kernel de Linux que permite a un usuario local no privilegiado corromper la memoria caché de...

CVE-2026-72338

A flaw was found in the Linux kernel's net/sched: actpedit component. A Time-of-check to time-of-use TOCTOU race condition exists when sizing and filling a flowrule buffer. This vulnerability allows a local attacker with CAPNETADMIN capabilities to perform a heap out-of-bounds write with controll...

CVE-2026-72338

In the Linux kernel, the following vulnerability has been resolved: net/sched: actpedit: fix TOCTOU heap OOB write in tc offload There is a TOCTOU race condition in flower lockless approach between sizing a flowrule buffer and filling it. [email protected] reports: The clsflower...

UBUNTU-CVE-2026-72338

In the Linux kernel, the following vulnerability has been resolved: net/sched: actpedit: fix TOCTOU heap OOB write in tc offload There is a TOCTOU race condition in flower lockless approach between sizing a flowrule buffer and filling it. [email protected] reports: The clsflower...

CVE-2026-72338

In the Linux kernel, the following vulnerability has been resolved: net/sched: actpedit: fix TOCTOU heap OOB write in tc offload There is a TOCTOU race condition in flower lockless approach between sizing a flowrule buffer and filling it. [email protected] reports: The clsflower...

CVE-2026-72338

Technical details about CVE-2026-72338 are not publicly available in the provided documents. The materials summarize the issue at a high level. Monitor for updated advisories or full exploit specifics from official sources.

EUVD-2026-59237

In the Linux kernel, the following vulnerability has been resolved: net/sched: actpedit: fix TOCTOU heap OOB write in tc offload There is a TOCTOU race condition in flower lockless approach between sizing a flowrule buffer and filling it. [email protected] reports: The clsflower...

CVE-2026-72338 net/sched: act_pedit: fix TOCTOU heap OOB write in tc offload

In the Linux kernel, the following vulnerability has been resolved: net/sched: actpedit: fix TOCTOU heap OOB write in tc offload There is a TOCTOU race condition in flower lockless approach between sizing a flowrule buffer and filling it. [email protected] reports: The clsflower...

CVE-2026-72338 net/sched: act_pedit: fix TOCTOU heap OOB write in tc offload

In the Linux kernel, the following vulnerability has been resolved: net/sched: actpedit: fix TOCTOU heap OOB write in tc offload There is a TOCTOU race condition in flower lockless approach between sizing a flowrule buffer and filling it. [email protected] reports: The clsflower...

Linux Distros Unpatched Vulnerability : CVE-2026-72338

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - net/sched: actpedit: fix TOCTOU heap OOB write in tc offload There is a TOCTOU race condition in flower lockless approach between sizing a flowrule buffer and...

PT-2026-72526

In the Linux kernel, the following vulnerability has been resolved: net/sched: act pedit: fix TOCTOU heap OOB write in tc offload There is a TOCTOU race condition in flower lockless approach between sizing a flow rule buffer and filling it. [email protected] reports: The cls flower...

Exploit for CVE-2026-46331

CVE-2026-46331 pedit COW – Linux net/sched Packet-Editor Pag...

Important: Red Hat Security Advisory: kernel security update

An update for kernel is now available for Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update Support and Red Hat Enterprise Linux 8.6 Extended Update Support Long-Life Add-On. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerabilit...