CVE-2022-30206

CVE-2022-30206 这是 CVE-2022-30206 的 PoC。 简介 执行以下操作可实现任意文件删除： 1. 运行 addprinter.exe 创建一个打印机，并将 SpoolDirectory 设置为 C:\Users\Public\tmp\1。 2. 运行 FileLock.exe TargetFile 将 .SHD 文件重定向到 TargetFile，并在 TargetFile 上设置 oplock。 3. 运行 openprinter.exe 使打印机工作，这将触发 oplock；随后释放 oplock，TargetFile 将被删除。 备注 1. 此 PoC...

enumhandles_BOF

enumhandlesBOF Este BOF se puede utilizar para identificar procesos que mantienen handles de un archivo determinado. Esto puede ser útil para identificar qué proceso está bloqueando un archivo en el disco. Uso Limitaciones He descubierto que los beacons x86 a veces se bloquean al intentar enumera...

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,...

SUSE 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

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...

PT-2026-94503

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the ksmbd module where a file lock used for byte-range lock bookkeeping may remain part of the VFS blocked-request graph. Because the ksmbd file reference count does n...

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...

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...