Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: ksmbd: Fix for use-after-free in ksmbdtreeconnectput under concurrency conditions. Under high concurrency, a tree-connection object tcon is freed during a disconnection path, while another path still holds a reference to it...

Astra Linux – Vulnerability in Linux 5.15

A issue was discovered in ksmbd within the Linux kernel versions 5.15 through 5.19, prior to 5.19.2. The file fs/ksmbd/smb2misc.c contains an out-of-bounds read and an OOPS error related to the SMB2TREECONNECT function...

Astra Linux – Vulnerability in Linux 5.15

A flaw was discovered in the ksmbd component of the Linux kernel, a high-performance in-kernel SMB server. The specific flaw occurs during the handling of the SMB2TREECONNECT and SMB2QUERYINFO commands. The issue arises from the lack of proper validation of a pointer before accessing it. An...

Unity Linux 20.1070a Security Update: kernel (UTSA-2026-013445)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-013445 advisory. An issue was discovered in ksmbd in the Linux kernel 5.15 through 5.19 before 5.19.2. fs/ksmbd/smb2misc.c has an out-of-bounds read and OOPS for SMB2TREECONNECT...

Unity Linux 20.1070e Security Update: kernel (UTSA-2026-010701)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-010701 advisory. An issue was discovered in ksmbd in the Linux kernel 5.15 through 5.19 before 5.19.2. fs/ksmbd/smb2misc.c has an out-of-bounds read and OOPS for SMB2TREECONNECT...

SUSE 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...

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...

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...

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...

CVE-2023-54280

In the Linux kernel, the following vulnerability has been resolved: cifs: fix potential race when tree connecting ipc Protect access of TCPServerInfo::hostname when building the ipc tree name as it might get freed in cifsd thread and thus causing an use-after-free bug in treeconnectdfstarget. Als...

SUSE CVE-2023-54280

In the Linux kernel, the following vulnerability has been resolved: cifs: fix potential race when tree connecting ipc Protect access of TCPServerInfo::hostname when building the ipc tree name as it might get freed in cifsd thread and thus causing an use-after-free bug in treeconnectdfstarget. Als...

EUVD-2023-60524

In the Linux kernel, the following vulnerability has been resolved: cifs: fix potential race when tree connecting ipc Protect access of TCPServerInfo::hostname when building the ipc tree name as it might get freed in cifsd thread and thus causing an use-after-free bug in treeconnectdfstarget. Als...

UBUNTU-CVE-2023-54280

In the Linux kernel, the following vulnerability has been resolved: cifs: fix potential race when tree connecting ipc Protect access of TCPServerInfo::hostname when building the ipc tree name as it might get freed in cifsd thread and thus causing an use-after-free bug in treeconnectdfstarget. Als...

CVE-2023-54280

In the Linux kernel, the following vulnerability has been resolved: cifs: fix potential race when tree connecting ipc Protect access of TCPServerInfo::hostname when building the ipc tree name as it might get freed in cifsd thread and thus causing an use-after-free bug in treeconnectdfstarget. Als...

CVE-2023-54280

CVE-2023-54280 affects the Linux kernel CIFS/IPC path. The vulnerability was a race in tree connecting IPC that could access TCP_Server_Info::hostname during IPC tree construction, potentially freeing the hostname in a cifsd thread and causing a use-after-free in __tree_connect_dfs_target(). The ...

CVE-2023-54280 cifs: fix potential race when tree connecting ipc

In the Linux kernel, the following vulnerability has been resolved: cifs: fix potential race when tree connecting ipc Protect access of TCPServerInfo::hostname when building the ipc tree name as it might get freed in cifsd thread and thus causing an use-after-free bug in treeconnectdfstarget. Als...

CVE-2023-54280 cifs: fix potential race when tree connecting ipc

In the Linux kernel, the following vulnerability has been resolved: cifs: fix potential race when tree connecting ipc Protect access of TCPServerInfo::hostname when building the ipc tree name as it might get freed in cifsd thread and thus causing an use-after-free bug in treeconnectdfstarget. Als...

Linux Distros Unpatched Vulnerability : CVE-2022-47938

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - An issue was discovered in ksmbd in the Linux kernel 5.15 through 5.19 before 5.19.2. fs/ksmbd/smb2misc.c has an out-of-bounds read and OOPS for SMB2TREECONNECT...

kernel: smb: Initialize cfid->tcon before performing network ops

In the Linux kernel, the following vulnerability has been resolved: smb: Initialize cfid-tcon before performing network ops Avoid leaking a tcon ref when a lease break races with opening the cached directory. Processing the leak break might take a reference to the tcon in cacheddirleasebreak and...

UBUNTU-CVE-2022-49281

In the Linux kernel, the following vulnerability has been resolved: cifs: fix handlecache and multiuser In multiuser each individual user has their own tcon structure for the share and thus their own handle for a cached directory. When we umount such a share we much make sure to release the pinne...