CVE-1999-0391

The cryptographic challenge of SMB authentication in Windows 95 and Windows 98 can be reused, allowing an attacker to replay the response and impersonate a user...

CVE-1999-0495

A remote attacker can gain access to a file system using .. dot dot when accessing SMB shares...

CVE-1999-0518

A NETBIOS/SMB share password is guessable...

CVE-2019-16160

An integer underflow in the SMB server of MikroTik RouterOS before 6.45.5 allows remote unauthenticated attackers to crash the service...

PT-2026-20454

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A memory leak exists in the SMB server component of the Linux kernel, specifically within the ksmbd tcp new connection function. When kthread run fails during the creation of a new...

PT-2026-27668

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description When debug logging is enabled, the cifs set cifscreds function logs the key payload, which exposes the plaintext username and password. Recommendations At the moment, there is no...

PT-2026-20456

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A race condition exists within the SMB client implementation related to cached file identifier cached fid bitfields. Specifically, the is open, has lease, and on list flags were stored...

SUSE CVE-2023-54250

In the Linux kernel, the following vulnerability has been resolved: ksmbd: avoid out of bounds access in decodepreauthctxt Confirm that the accessed pnegctxt-HashAlgorithms address sits within the SMB request boundary; deassemblenegcontexts only checks that the eight byte smb2negcontext header +...

SUSE CVE-2023-54260

In the Linux kernel, the following vulnerability has been resolved: cifs: Fix lost destroy smbd connection when MR allocate failed If the MR allocate failed, the smb direct connection info is NULL, then smbddestroy will directly return, then the connection info will be leaked. Let's set the smb...

CVE-2023-54203

In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix slab-out-of-bounds in initsmb2rsphdr When smb1 mount fails, KASAN detect slab-out-of-bounds in initsmb2rsphdr like the following one. For smb1 negotiate56bytes , initsmb2rsphdr for smb2 is called. The issue occurs whil...

CVE-2023-54260

In the Linux kernel, the following vulnerability has been resolved: cifs: Fix lost destroy smbd connection when MR allocate failed If the MR allocate failed, the smb direct connection info is NULL, then smbddestroy will directly return, then the connection info will be leaked. Let's set the smb...

UBUNTU-CVE-2023-54203

In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix slab-out-of-bounds in initsmb2rsphdr When smb1 mount fails, KASAN detect slab-out-of-bounds in initsmb2rsphdr like the following one. For smb1 negotiate56bytes , initsmb2rsphdr for smb2 is called. The issue occurs whil...

UBUNTU-CVE-2023-54250

In the Linux kernel, the following vulnerability has been resolved: ksmbd: avoid out of bounds access in decodepreauthctxt Confirm that the accessed pnegctxt-HashAlgorithms address sits within the SMB request boundary; deassemblenegcontexts only checks that the eight byte smb2negcontext header +...

UBUNTU-CVE-2023-54260

In the Linux kernel, the following vulnerability has been resolved: cifs: Fix lost destroy smbd connection when MR allocate failed If the MR allocate failed, the smb direct connection info is NULL, then smbddestroy will directly return, then the connection info will be leaked. Let's set the smb...

CVE-2023-54260

CVE-2023-54260 — Linux kernel (CIFS): The vulnerability occurs when MR allocation fails during CIFS SMB direct connection handling; if the MR allocate fails and the smb direct connection info is NULL, smbd_destroy() returns early and leaks the connection info. The fix updates the shutdown path by...

CVE-2023-54250 ksmbd: avoid out of bounds access in decode_preauth_ctxt()

In the Linux kernel, the following vulnerability has been resolved: ksmbd: avoid out of bounds access in decodepreauthctxt Confirm that the accessed pnegctxt-HashAlgorithms address sits within the SMB request boundary; deassemblenegcontexts only checks that the eight byte smb2negcontext header +...

CVE-2022-50859 cifs: Fix the error length of VALIDATE_NEGOTIATE_INFO message

In the Linux kernel, the following vulnerability has been resolved: cifs: Fix the error length of VALIDATENEGOTIATEINFO message Commit d5c7076b772a "smb3: add smb3.1.1 to default dialect list" extend the dialects from 3 to 4, but forget to decrease the extended length when specific the dialect,...

PT-2025-54089

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A flaw exists in the Linux kernel's CIFS implementation where a Server Message Block SMB direct connection's information could be leaked if memory allocation MR allocate failed...

Linux kernel 安全漏洞

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in Linux kernel that stems from not properly destroying smbd connections when MR allocation fails in cifs, which could lead to the disclosure of...

Linux Distros Unpatched Vulnerability : CVE-2023-54076

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - smb: client: fix missed ses refcounting Use new cifssmbsesincrefcount helper to get an active reference of @ses and @ses-dfsrootses if set. This will prevent...