CVE-2026-46333

CVE-2026-46333 CVE-2026-46333 に関する研究および教育用リポジトリ。再現可能な分析と安全なテスト PoC ワークフローに焦点を当てています。 1 CVE-2026-46333 このプロジェクトは、脆弱性の動作、テスト設定、検証アプローチを文書化し、研究者や防御者が責任を持って発見結果を再現できるようにします。 2 安全なテスト PoC このリポジトリは、許可されたローカル環境での管理されたテストのみ を目的としています。 自分が所有している、または明示的なテスト許可を得ているシステムでのみ使用してください。 本番システムに対して実行しないでください。...

Linux Distros Unpatched Vulnerability : CVE-2026-89766

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - pidfd: hold execupdatelock around namespace ioctl The PIDFDGETNAMESPACE ioctls in pidfdioctl perform a filesystem credentials ptrace access check before handing...

CVE-2026-89766

A flaw was found in the Linux kernel. A local attacker could exploit a race condition in the pidfd subsystem, specifically within the PIDFDGETNAMESPACE ioctls. This vulnerability occurs because the system does not properly hold a lock execupdatelock during credential checks. This allows an attack...

CVE-2026-89766

In the Linux kernel, the following vulnerability has been resolved: pidfd: hold execupdatelock around namespace ioctl The PIDFDGETNAMESPACE ioctls in pidfdioctl perform a filesystem credentials ptrace access check before handing out a namespace file descriptor. The accompanying comment states tha...

DEBIAN-CVE-2026-89766

In the Linux kernel, the following vulnerability has been resolved: pidfd: hold execupdatelock around namespace ioctl The PIDFDGETNAMESPACE ioctls in pidfdioctl perform a filesystem credentials ptrace access check before handing out a namespace file descriptor. The accompanying comment states tha...

CVE-2026-89766

In the Linux kernel, the following vulnerability has been resolved: pidfd: hold execupdatelock around namespace ioctl The PIDFDGETNAMESPACE ioctls in pidfdioctl perform a filesystem credentials ptrace access check before handing out a namespace file descriptor. The accompanying comment states tha...

UBUNTU-CVE-2026-89766

In the Linux kernel, the following vulnerability has been resolved: pidfd: hold execupdatelock around namespace ioctl The PIDFDGETNAMESPACE ioctls in pidfdioctl perform a filesystem credentials ptrace access check before handing out a namespace file descriptor. The accompanying comment states tha...

CVE-2026-89766 pidfd: hold exec_update_lock around namespace ioctl

In the Linux kernel, the following vulnerability has been resolved: pidfd: hold execupdatelock around namespace ioctl The PIDFDGETNAMESPACE ioctls in pidfdioctl perform a filesystem credentials ptrace access check before handing out a namespace file descriptor. The accompanying comment states tha...

CVE-2026-89766

In the Linux kernel, the following vulnerability has been resolved: pidfd: hold execupdatelock around namespace ioctl The PIDFDGETNAMESPACE ioctls in pidfdioctl perform a filesystem credentials ptrace access check before handing out a namespace file descriptor. The accompanying comment states tha...

CVE-2026-89766

This Linux kernel vulnerability affects the PIDFD_GET_*_NAMESPACE ioctls in pidfd_ioctl(), which perform a ptrace credentials check before handing out a namespace file descriptor. Unlike the equivalent procfs paths (proc_ns_get_link, proc_ns_readlink), the pidfd path did not hold the target task'...

CVE-2026-89766 pidfd: hold exec_update_lock around namespace ioctl

In the Linux kernel, the following vulnerability has been resolved: pidfd: hold execupdatelock around namespace ioctl The PIDFDGETNAMESPACE ioctls in pidfdioctl perform a filesystem credentials ptrace access check before handing out a namespace file descriptor. The accompanying comment states tha...

EUVD-2026-76678

In the Linux kernel, the following vulnerability has been resolved: pidfd: hold execupdatelock around namespace ioctl The PIDFDGETNAMESPACE ioctls in pidfdioctl perform a filesystem credentials ptrace access check before handing out a namespace file descriptor. The accompanying comment states tha...

PT-2026-90482

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the pidfd ioctl function where PIDFD GET NAMESPACE ioctls perform a filesystem credentials ptrace access check without holding the target task's exec update lock. This...

Exploit for CVE-2026-46333

ptracemaydream CVE-2026-46333 Local privilege escalation e...

Exploit for CVE-2026-46333

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GSD-2022-1000568 pidfd: fix test failure due to stack overflow on some arches

pidfd: fix test failure due to stack overflow on some arches 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 v5.16.11 by commit...

GSD-2022-1000407 pidfd: fix test failure due to stack overflow on some arches

pidfd: fix test failure due to stack overflow on some arches 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 v5.10.102 by commit...

openSUSE: Security Advisory for lxc (openSUSE-SU-2019:2245-1)

The remote host is missing an update for the Copyright C 2020 Greenbone Networks GmbH Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-or-later This program is free software; you can...

Security update for lxc (moderate)

openSUSE Security Update: Security update for lxc Announcement ID: openSUSE-SU-2019:2286-1 Rating: moderate References: 1131762 Cross-References: CVE-2019-5736 Affected Products: openSUSE Backports SLE-15-SP1 An update that fixes one vulnerability is now available. Description: This update for lx...

openSUSE Security Update : lxc (openSUSE-2019-2245)

This update for lxc fixes the following issues : Update to lxc 3.2.1. The changelog can be found at https://discuss.linuxcontainers.org/t/lxc-3-2-1-has-been-released/5322 + seccomp: support syscall forwarding to userspace + add lxc.seccomp.allownesting + pidfd: Add initial support for the new pid...