CVE-2022-30206

CVE-2022-30206 This is the PoC for CVE-2022-30206. Windows Print Spooler Elevation of Privilege Vulnerability. Introduction Perform the following operations to arbitrary file deletion： 1. Run the addprinter.exe to create a printer and set the SpoolDirectory in C:\Users\Public\tmp\1. 2. Run the...

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

CVE-2024-37726 MSI Center Local Privilege Escalation - Arbitrary File Overwrite Vulnerability Vulnerability Summary A local privilege escalation vulnerability on Windows OS has been identified in MSI Center versions = 2.0.36.0, which allows a low-privileged user to arbitrarily overwrite or delete...

CVE-2026-33825

🔨 CVE-2026-33825: BlueHammer Microsoft Defender Elevation of Privilege 📌 General Description The CVE-2026-33825 vulnerability, nicknamed "BlueHammer" , is a critical Local Privilege Escalation EoP flaw in the Microsoft Defender threat remediation engine. 🚨 Critical Impact: It allows a user with...

CVE-2022-30206

CVE-2022-30206 This is the PoC for CVE-2022-30206. Introduction Perform the following operations to arbitrary file deletion： 1. Run the addprinter.exe to create a printer and set the SpoolDirectory in C:\Users\Public\tmp\1. 2. Run the FileLock.exe TargetFile to redirect .SHD file to TargetFile an...

CVE-2026-90167

A flaw was found in ksmbd, the in-kernel SMB server for Linux. A race condition exists during the handling of oplock opportunistic locking close operations. This can allow a new oplock break owner to incorrectly overwrite internal state, leading to unexpected behavior or a denial of service. This...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: smb/server: fixed a potential null-ptr-deref of leasectxinfo in smb2open A null-ptr-deref will occur when reqoplevel == SMB2OPLOCKLEVELLEASE and parseleasestate returns NULL. This issue was fixed by checking whether...

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...

symboliclink-testing-tools

symboliclink-testing-tools c Google Inc. 2015 Sviluppato da James Forshaw Questa è una piccola suite di strumenti per testare vari tipi di collegamenti simbolici di Windows. È composta dai seguenti strumenti: BaitAndSwitch : Crea un collegamento simbolico e usa un OPLOCK per vincere una TOCTOU...

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 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...

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-2026-98497

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A reference count leak occurs in the SMB client within the cifs queue oplock break function. The function takes a reference on the target file before queueing cifs oplock break, but the...

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...

SUSE CVE-2026-89635

In the Linux kernel, the following vulnerability has been resolved: ksmbd: only rebind the reopened file's own oplock on durable reconnect ksmbdreopendurablefd walks the inode's moplist and rebinds every detached oplock to the reconnecting session: listforeachentryrcuop, &ci-moplist, opentry,...

SUSE 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...

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...