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...

CVE-2024-37726-MSI-Center-Local-Privilege-Escalation

CVE-2024-37726 Escalada de Privilegios Local en MSI Center – Vulnerabilidad de Sobrescritura Arbitraria de Archivos Resumen de la Vulnerabilidad Se ha identificado una vulnerabilidad de escalada de privilegios local en sistemas Windows en versiones de MSI Center = 2.0.36.0, que permite a un usuar...

CVE-2022-30206

CVE-2022-30206 这是 CVE-2022-30206 的 PoC。 Windows 打印后台处理程序特权提升漏洞. 介绍 执行以下操作以实现任意文件删除： 1. 运行 addprinter.exe 来创建打印机，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 上设置一个 oplock。 3. 运行 openprinter.exe 使打印机工作，这会触发 oplock；然后释放...

symboliclink-testing-tools

symboliclink-testing-tools c Google Inc. 2015 Desarrollado por James Forshaw Este es un pequeño conjunto de herramientas para probar varios tipos de enlaces simbólicos de Windows. Consta de las siguientes herramientas: BaitAndSwitch : Crea un enlace simbólico y utiliza un OPLOCK para ganar una...

CVE-2026-33825

🔨 CVE-2026-33825: BlueHammer Microsoft Defender Elevation of Privilege 📌 Descripción General La vulnerabilidad CVE-2026-33825 , apodada "BlueHammer" , es una falla crítica de Escalada de Privilegios Locales EoP en el motor de remediación de amenazas de Microsoft Defender. 🚨 Impacto Crítico: Permi...

CVE-2026-97557

A flaw was found in the Linux kernel's Server Message Block SMB client. This flaw allows a remote or slow-responding SMB server to cause a Denial of Service DoS through a kernel crash. When handling opportunistic lock oplock break requests, the client can leak file reference counters if a new...

CVE-2026-97556

A flaw was found in the Linux kernel's SMB client. This vulnerability can lead to a denial of service DoS on systems using multi-user CIFS mount configurations. When processing an opportunistic lock oplock break, an error during tree link lookup prevents the client from releasing an acquired file...

PT-2026-98496

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A reference count leak occurs in the SMB client when the cifs sb tlink function fails. This issue specifically affects configurations using the -o multiuser option. In these scenarios, t...

Linux Distros Unpatched Vulnerability : CVE-2026-90167

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - ksmbd: serialize oplock close with pending break ownership close may abort an in-flight oplock break while another breaker already holds an opinfo reference...

DEBIAN-CVE-2026-90167

In the Linux kernel, the following vulnerability has been resolved: ksmbd: serialize oplock close with pending break ownership close may abort an in-flight oplock break while another breaker already holds an opinfo reference. Releasing pendingbreak wakes that waiter, but without serializing the...

CVE-2026-90167

In the Linux kernel, the following vulnerability has been resolved: ksmbd: serialize oplock close with pending break ownership close may abort an in-flight oplock break while another breaker already holds an opinfo reference. Releasing pendingbreak wakes that waiter, but without serializing the...

EUVD-2026-81760

In the Linux kernel, the following vulnerability has been resolved: ksmbd: serialize oplock close with pending break ownership close may abort an in-flight oplock break while another breaker already holds an opinfo reference. Releasing pendingbreak wakes that waiter, but without serializing the...

CVE-2026-90167 ksmbd: serialize oplock close with pending break ownership

In the Linux kernel, the following vulnerability has been resolved: ksmbd: serialize oplock close with pending break ownership close may abort an in-flight oplock break while another breaker already holds an opinfo reference. Releasing pendingbreak wakes that waiter, but without serializing the...

CVE-2026-90167

CVE-2026-90167 is a race condition in the Linux kernel's ksmbd (SMB server) component. The close operation may abort an in-flight oplock break while another breaker already holds an opinfo reference. Without proper serialization, a waiter can become a new break owner via the test_and_set_bit() fa...

CVE-2026-90167: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: ksmbd: serialize oplock close with pending break ownership close may abort an in-flight oplock break while another breaker already holds an opinfo reference. Releasing pendingbreak wakes that waiter, but without serializing the...

SUSE CVE-2026-80926

In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix use-after-free in oplock break notification smb2oplockbreaknoti reads opinfo-conn without any lock and dereferences it after two allocations which may sleep. When the durable handle owning the oplock is disconnected,...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: smb: Client: Fixed a potential Use-after-Free UAF in isvalidoplockbreak. Skipped sessions that are being torn down status == SESEXITING to avoid UAF...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: ksmbd: fixed a potential use-after-free issue in oplock/lease break ack. If there is an error returning from ksmbdiovpinrsp, a use-after-free may occur by accessing opinfo-state and opinfoput. Additionally, ksmbdfdput might be...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: smb: Client: Fixed a use-after-free in cifsoplockbreak. A race condition can occur in cifsoplockbreak, leading to a use-after-free of the cinode structure when unmounting: c cifsoplockbreak cifsFileInfoputcfile cifsFileInfoputfin...

Astra Linux – Vulnerability found in Linux 5.15, Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: ksmbd: fixed a UAF Unauthorized File Access issue in smb20oplockbreakack. Also, the reference was removed after using opinfo...