CVE-2022-30206

CVE-2022-30206 これは CVE-2022-30206 の PoC です。 はじめに 任意のファイル削除を行うには、以下の操作を実行します： 1. addprinter.exe を実行してプリンターを作成し、C:\Users\Public\tmp\1 に SpoolDirectory を設定します。 2. FileLock.exe TargetFile を実行して .SHD ファイルを TargetFile にリダイレクトし、TargetFile に oplock を設定します。 3. openprinter.exe を実行してプリンターを動作させ、oplock...

enumhandles_BOF

enumhandlesBOF このBOFは、特定のファイルへのハンドルを保持しているプロセスを特定するために使用できます。これは、ディスク上のファイルをロックしているプロセスを特定するのに役立ちます。 使用方法 制限事項 x86ビーコンは、x64イメージに関連するハンドルを列挙しようとすると、時々クラッシュすることが確認されています。例えば、enumhandles c:\windows\sysnative\svchost.exe を実行するとクラッシュする可能性があります。 クレジット この手法に関するすべてのクレジットは Grzegorz Tworek に帰属します：...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerabilities have been resolved: eventpoll: Fixed an UAF Use-After-Free in epremovestruct eventpoll, struct file. epremove via epremovefile clears file-fep under file-flock, but then continues using @file within the critical section isfileepoll, hlistdelrcu,...

CVE-2026-77165

File owners were unable to unlock TYPETOKEN locks placed by other users, leaving files permanently locked with no recovery path outside of the database...

CVE-2026-77165

File owners were unable to unlock TYPETOKEN locks placed by other users, leaving files permanently locked with no recovery path outside of the database...

CVE-2026-77165: Improper Access Control

File owners were unable to unlock TYPETOKEN locks placed by other users, leaving files permanently locked with no recovery path outside of the database...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: ceph: Fix for a possible deadlock when holding Fwb to get inlinedata 1. Mount with wsync. 2. Create a file with ORDWR, and the request is sent to mds.0: cephatomicopen -- cephmdscdorequestopenc finishopenfile, dentry, cephopen --...

SUSE CVE-2026-72472

In the Linux kernel, the following vulnerability has been resolved: nfs: use nfsi-rwsem to protect traversal of the file lock list Lingfeng identified a bug and suggested two solutions, but both appear to have issues. Generally, we cannot release flclock while iterating over the file lock list to...

CVE-2026-72472

A flaw was found in the Network File System NFS component of the Linux kernel. Inadequate synchronization during the traversal of the file lock list can lead to a use-after-free UAF vulnerability. This occurs when certain functions release file locks prematurely while iterating, potentially...

CVE-2026-74486

In the Linux kernel, the following vulnerability has been resolved: binfmtmisc: use exefiledenywriteaccess for the interpreter clone For MISCFMTOPENFILE entries loadmiscbinary clones the registered interpreter file and denies write access to the clone via plain denywriteaccess. The clone is...

CVE-2026-72472

In the Linux kernel, the following vulnerability has been resolved: nfs: use nfsi-rwsem to protect traversal of the file lock list Lingfeng identified a bug and suggested two solutions, but both appear to have issues. Generally, we cannot release flclock while iterating over the file lock list to...

AZL-96282 CVE-2026-72472 affecting package kernel 6.6.157.1-1

In the Linux kernel, the following vulnerability has been resolved: nfs: use nfsi-rwsem to protect traversal of the file lock list Lingfeng identified a bug and suggested two solutions, but both appear to have issues. Generally, we cannot release flclock while iterating over the file lock list to...

CVE-2026-72472

In the Linux kernel, the following vulnerability has been resolved: nfs: use nfsi-rwsem to protect traversal of the file lock list Lingfeng identified a bug and suggested two solutions, but both appear to have issues. Generally, we cannot release flclock while iterating over the file lock list to...

UBUNTU-CVE-2026-72472

In the Linux kernel, the following vulnerability has been resolved: nfs: use nfsi-rwsem to protect traversal of the file lock list Lingfeng identified a bug and suggested two solutions, but both appear to have issues. Generally, we cannot release flclock while iterating over the file lock list to...

CVE-2026-72472

CVE-2026-72472 – Linux kernel NFS file lock traversal protection fix . The issue arises in the NFS portion of the Linux kernel where releasing flc_lock during file lock list traversal could trigger use-after-free (UAF). The mitigation switches to protecting the traversal with nfsi->rwsem, appl...

CVE-2026-72472 nfs: use nfsi->rwsem to protect traversal of the file lock list

In the Linux kernel, the following vulnerability has been resolved: nfs: use nfsi-rwsem to protect traversal of the file lock list Lingfeng identified a bug and suggested two solutions, but both appear to have issues. Generally, we cannot release flclock while iterating over the file lock list to...

CVE-2026-72472 nfs: use nfsi->rwsem to protect traversal of the file lock list

In the Linux kernel, the following vulnerability has been resolved: nfs: use nfsi-rwsem to protect traversal of the file lock list Lingfeng identified a bug and suggested two solutions, but both appear to have issues. Generally, we cannot release flclock while iterating over the file lock list to...

Linux Distros Unpatched Vulnerability : CVE-2026-72472

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - nfs: use nfsi-rwsem to protect traversal of the file lock list Lingfeng identified a bug and suggested two solutions, but both appear to have issues. Generally,...

CVE-2026-72472: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: nfs: use nfsi-rwsem to protect traversal of the file lock list Lingfeng identified a bug and suggested two solutions, but both appear to have issues. Generally, we cannot release flclock while iterating over the file lock list to...

PT-2026-72660

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A use-after-free UAF issue exists in the NFS implementation when traversing the file lock list. The problem occurs because the flc lock is released during iteration in certain functions,...