Linux Distros Unpatched Vulnerability : CVE-2025-21945

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - ksmbd: fix use-after-free in smb2lock If smblock-zerolen has value, -llist of smblock is not delete and flock is old one. It will cause use-after-free on error...

Linux Distros Unpatched Vulnerability : CVE-2022-47939

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/smb2pdu.c has a use-after-free and OOPS for SMB2TREEDISCONNECT...

Linux Distros Unpatched Vulnerability : CVE-2022-49938

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - cifs: fix small mempool leak in SMB2negotiate In some cases of failure dialect mismatches in SMB2negotiate, after the request is sent, the checks would return...

CVE-2023-32256 Kernel: ksmbd race issue from smb2 close and logoff with multichannel

A flaw was found in the Linux kernel's ksmbd component. A race condition between smb2 close operation and logoff in multichannel connections could result in a use-after-free issue...

CVE-2023-32256 Kernel: ksmbd race issue from smb2 close and logoff with multichannel

A flaw was found in the Linux kernel's ksmbd component. A race condition between smb2 close operation and logoff in multichannel connections could result in a use-after-free issue...

SUSE CVE-2025-38379

In the Linux kernel, the following vulnerability has been resolved: smb: client: fix warning when reconnecting channel When reconnecting a channel in smb2reconnectserver, a dummy tcon is passed down to smb2reconnect with -queryinterface uninitialized, so we can't call queuedelayedwork on it. Fix...

CVE-2025-38379

In the Linux kernel, the following vulnerability has been resolved: smb: client: fix warning when reconnecting channel When reconnecting a channel in smb2reconnectserver, a dummy tcon is passed down to smb2reconnect with -queryinterface uninitialized, so we can't call queuedelayedwork on it. Fix...

CVE-2025-38379

In the Linux kernel, the following vulnerability has been resolved: smb: client: fix warning when reconnecting channel When reconnecting a channel in smb2reconnectserver, a dummy tcon is passed down to smb2reconnect with -queryinterface uninitialized, so we can't call queuedelayedwork on it. Fix...

PT-2025-30779

Name of the Vulnerable Software and Affected Versions Linux Kernel versions 6.16.0-rc3 and earlier Description A warning occurred when reconnecting a channel in the SMB2 protocol. Specifically, a dummy tcon was passed to smb2 reconnect with an uninitialized query interface, leading to an issue wh...

NewStart CGSL MAIN 7.02 : samba Multiple Vulnerabilities (NS-SA-2025-0133)

The remote NewStart CGSL host, running version MAIN 7.02, has samba packages installed that are affected by multiple vulnerabilities: - A path traversal vulnerability was identified in Samba when processing client pipe names connecting to Unix domain sockets within a private directory. Samba...

CVE-2022-49938

In the Linux kernel, the following vulnerability has been resolved: cifs: fix small mempool leak in SMB2negotiate In some cases of failure dialect mismatches in SMB2negotiate, after the request is sent, the checks would return -EIO when they should be rather setting rc = -EIO and jumping to negex...

CVE-2022-49938

CVE-2022-49938 is a Linux kernel vulnerability in the CIFS SMB2_negotiation path. The issue is a small mempool leak in SMB2_negotiate() where, on certain dialect-mismatch failures, the code could exit without freeing the response buffer from mempool due to an incorrect -EIO handling. The fix tigh...

CVE-2022-49938 cifs: fix small mempool leak in SMB2_negotiate()

In the Linux kernel, the following vulnerability has been resolved: cifs: fix small mempool leak in SMB2negotiate In some cases of failure dialect mismatches in SMB2negotiate, after the request is sent, the checks would return -EIO when they should be rather setting rc = -EIO and jumping to negex...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerabilities have been resolved: ksmbd: Fix for a use-after-free in smb2lock. If smblock-zerolen has a value, the -llist of smblock is not deleted, and flock is an old version. This could lead to a use-after-free during error handling routines...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: ksmbd: Fixed a null pointer dereference in allocpreauthhash. The client sends malformed SMB2 negotiate requests. ksmbd returns an error response. As a result, the client can still send SMB2 session setup requests even when...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: ksmbd: A missing return value check bug has been fixed. In the smb2sendinterimresp function, if ksmbdallocworkstruct fails to allocate a node, it returns a NULL pointer to the inwork pointer. This can lead to an illegal memory...

TencentOS Server 3: samba (TSSA-2023:0202)

The version of Tencent Linux installed on the remote TencentOS Server 3 host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the TSSA-2023:0202 advisory. Package updates are available for TencentOS Server 3 that fix the following vulnerabilities:...

PT-2025-35984

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A deadlock situation can occur in the SMB/server component when smb2 create link is called with the ReplaceIfExists option set and the target file already exists. This happens because...

The vulnerability of the smb2_sess_setup function in the fs/smb/server/smb2pdu.c module of the ksmbd component of the Linux operating system allows a hacker to cause a service failure.

The vulnerability of the smb2sesssetup function in the fs/smb/server/smb2pdu.c module of the ksmbd component in the Linux operating system lies in the possibility of exploiting memory after it is freed. Exploiting this vulnerability could allow a remote attacker to cause service interruptions...

CVE-2022-20922

Multiple vulnerabilities in the Server Message Block Version 2 SMB2 processor of the Snort detection engine on multiple Cisco products could allow an unauthenticated, remote attacker to bypass the configured policies or cause a denial of service DoS condition on an affected device. These...