CVE-2026-20926

CVE-2026-20926 describes a race condition in the Windows SMB Server that allows an authorized network attacker to elevate privileges. The vulnerability affects Windows SMB Server components and is tied to concurrent execution on a shared resource with improper synchronization. Mitigation is via M...

CVE-2026-20921

Concurrent execution using shared resource with improper synchronization 'race condition' in Windows SMB Server allows an authorized attacker to elevate privileges over a network...

CVE-2026-20921 Windows SMB Server Elevation of Privilege Vulnerability

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CVE-2026-20921

CVE-2026-20921 is a Windows SMB Server vulnerability described as a race condition in a shared resource that could allow an authenticated attacker to elevate privileges over the network. Connected sources indicate this CVE is listed under Windows SMB Server with an exploitability/impact profile (...

CVE-2026-20919 Windows SMB Server Elevation of Privilege Vulnerability

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CVE-2025-68817

In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix use-after-free in ksmbdtreeconnectput under concurrency Under high concurrency, A tree-connection object tcon is freed on a disconnect path while another path still holds a reference and later executes put/write on it...

Windows SMB Server Elevation of Privilege Vulnerability

Concurrent execution using shared resource with improper synchronization 'race condition' in Windows SMB Server allows an authorized attacker to elevate privileges over a network...

Windows SMB Server Elevation of Privilege Vulnerability

Concurrent execution using shared resource with improper synchronization 'race condition' in Windows SMB Server allows an authorized attacker to elevate privileges over a network...

Windows SMB Server Elevation of Privilege Vulnerability

Concurrent execution using shared resource with improper synchronization 'race condition' in Windows SMB Server allows an authorized attacker to elevate privileges over a network...

Windows SMB Server Elevation of Privilege Vulnerability

Concurrent execution using shared resource with improper synchronization 'race condition' in Windows SMB Server allows an authorized attacker to elevate privileges over a network...

Windows SMB Server Elevation of Privilege Vulnerability

Concurrent execution using shared resource with improper synchronization 'race condition' in Windows SMB Server allows an authorized attacker to elevate privileges over a network...

CVE-2025-68806

CVE-2025-68806 affects the Linux kernel ksmbd’s handling of Extended Attributes (EA). The root cause is a buffer validation flaw in smb2_set_ea where the null terminator’s size (+1) was not included in EaNameLength, leading to incorrect buffer size checks. The patch fixes validation by adding +1 ...

ROS-20260113-7306

A vulnerability in the createleasebuf function of the SMB subsystem of the Linux kernel is related to pointer dereferencing. Exploitation of the vulnerability could allow an attacker to cause a denial of service...

PT-2026-2724

Name of the Vulnerable Software and Affected Versions Windows SMB Server affected versions not specified Description A flaw in Windows SMB Server related to concurrent execution using a shared resource with improper synchronization, specifically a race condition, could allow an authorized attacke...

PT-2026-2732

CVE-2026-20927 Concurrent execution using shared resource with improper synchronization 'race condition' in Windows SMB Server allows an authorized attacker to deny service over a… https://t.co/CyK7T10c3m...

Microsoft Windows SMB Server 竞争条件问题漏洞

Microsoft Windows SMB Server is a network file-sharing protocol from Microsoft. It allows applications on a computer to read and write files and request services from server programs on a computer network. An elevation of privilege vulnerability exists in Microsoft Windows SMB Server due to...

Microsoft Windows SMB Server 竞争条件问题漏洞

Microsoft Windows SMB Server is a network file-sharing protocol from Microsoft. It allows applications on a computer to read and write files and request services from server programs on a computer network. An elevation of privilege vulnerability exists in Microsoft Windows SMB Server due to...

PT-2026-2538

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description The smb2 set ea function, responsible for handling Extended Attributes EA, had incorrect buffer validation checks. These checks did not account for the size of the null terminator requir...

Microsoft Windows SMB Server 竞争条件问题漏洞

Microsoft Windows SMB Server is a network file-sharing protocol from Microsoft. It allows applications on a computer to read and write files and request services from server programs on a computer network. An elevation of privilege vulnerability exists in Microsoft Windows SMB Server, which can b...

ROS-20260113-7352

A vulnerability in the decryptrawdata function in the fs/smb/client/smb2ops.c module of the SMB subsystem of the Linux kernel is related to the reuse of previously freed memory. Exploitation of the vulnerability may allow an intruder to affect confidentiality, integrity and availability of...