PT-2026-122060

In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix heap out-of-bounds write in krb5 authenticate In krb5 authenticate, out len is calculated to determine available headroom in response buf for the incoming Kerberos AP-REP token. However, when SMB2 SESSION SETUP is...

CVE-2026-98420

In the Linux kernel, the following vulnerability has been resolved: ksmbd: follow SMB2 session expiration semantics ksmbdsessionregister destroys valid sessions after ten seconds of inactivity whenever a client starts another SessionSetup exchange. This confuses Session.IdleTime with...

CVE-2026-53383

In the Linux kernel, the following vulnerability has been resolved: ksmbd: reject non-VALID session in compound request branch smb2checkusersession takes a shortcut for any operation that is not the first in a COMPOUND request: it reuses work-sess the session bound by the first operation and...

CVE-2026-53383

In the Linux kernel, the following vulnerability has been resolved: ksmbd: reject non-VALID session in compound request branch smb2checkusersession takes a shortcut for any operation that is not the first in a COMPOUND request: it reuses work-sess the session bound by the first operation and...

Linux SMB Server Buffer Overflow DoS

The vulnerability of the smb2sesssetup function in the fs/smb/server/smb2pdu.c module of the SMB server implementation in Linux operating systems is related to errors during link counters updates. Exploiting this vulnerability can allow an attacker to cause a service failure...

CVE-2026-31409 ksmbd: unset conn->binding on failed binding request

In the Linux kernel, the following vulnerability has been resolved: ksmbd: unset conn-binding on failed binding request When a multichannel SMB2SESSIONSETUP request with SMB2SESSIONREQFLAGBINDING fails ksmbd sets conn-binding = true but never clears it on the error path. This leaves the connectio...

ROS-20260403-73-0002

A vulnerability in the smb2sesssetup function of the fs/smb/server/smb2pdu.c module of the ksmbd component of the Linux operating system kernel is related to the ability to use memory after it has been freed. Exploitation of the vulnerability could allow an attacker acting remotely to cause a...

SUSE CVE-2025-40285

In the Linux kernel, the following vulnerability has been resolved: smb/server: fix possible refcount leak in smb2sesssetup Reference count of ksmbdsession will leak when session need reconnect. Fix this by adding the missing ksmbdusersessionput...

CVE-2025-40285

In the Linux kernel, the following vulnerability has been resolved: smb/server: fix possible refcount leak in smb2sesssetup Reference count of ksmbdsession will leak when session need reconnect. Fix this by adding the missing ksmbdusersessionput...

CVE-2025-40285

In the Linux kernel, the following vulnerability has been resolved: smb/server: fix possible refcount leak in smb2sesssetup Reference count of ksmbdsession will leak when session need reconnect. Fix this by adding the missing ksmbdusersessionput...

CVE-2025-40285 smb/server: fix possible refcount leak in smb2_sess_setup()

In the Linux kernel, the following vulnerability has been resolved: smb/server: fix possible refcount leak in smb2sesssetup Reference count of ksmbdsession will leak when session need reconnect. Fix this by adding the missing ksmbdusersessionput...

VulnCheck KEV: CVE-2025-37899

In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix use-after-free in session logoff The sess-user object can currently be in use by another thread, for example if another connection has sent a session setup request to bind to the session being free'd. The handler for...

EUVD-2024-45139

Malicious code in bioql PyPI...

CVE-2023-3867 ksmbd: fix out of bounds read in smb2_sess_setup

In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix out of bounds read in smb2sesssetup ksmbd does not consider the case of that smb2 session setup is in compound request. If this is the second payload of the compound, OOB read issue occurs while processing the first...

Linux Distros Unpatched Vulnerability : CVE-2025-37778

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - In the Linux kernel, the following vulnerability has been resolved: ksmbd: Fix dangling pointer in krbauthenticate krbauthenticate frees sess-user and does not...

CVE-2025-37778

In the Linux kernel, the following vulnerability has been resolved: ksmbd: Fix dangling pointer in krbauthenticate krbauthenticate frees sess-user and does not set the pointer to NULL. It calls ksmbdkrb5authenticate to reinitialise sess-user but that function may return without doing so. If that...

PT-2025-18459

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A dangling pointer issue in the krb authenticate function has been identified. The krb authenticate function frees sess-user but does not set the pointer to NULL. It then calls ksmbd krb...

Linux Distros Unpatched Vulnerability : CVE-2024-50086

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix user-after-free from session log off There is racy issue between smb2 session log...

ksmbd: fix slab-use-after-free in ksmbd_smb2_session_create

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CVE-2024-50086

In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix user-after-free from session log off There is racy issue between smb2 session log off and smb2 session setup. It will cause user-after-free from session log off. This add sessionlock when setting SMB2SESSIONEXPIRED and...