Astra Linux - уязвимость в linux-5.10, linux-5.15

In the Linux kernel, the following vulnerability has been resolved: ksmbd: No longer allows guest users on multi-channel connections. This patch returns STATUSNOTSUPPORTED if the binding session is a guest session...

Astra Linux - уязвимость в linux-5.10

In the Linux kernel, the following vulnerability has been resolved: ksmbd: When a multichannel SMB2SESSIONSETUP request with SMB2SESSIONREQFLAGBINDING fails, ksmbd sets conn-binding = true, but never clears this value during the error path. As a result, the connection remains in a binding state,...

Astra Linux – Vulnerability in Linux 5.15

A flaw was discovered in the ksmbd component of the Linux kernel. A race condition between the smb2 close operation and logoff in multi-channel connections could lead to a use-after-free issue...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: ksmbd: Do not expire a session when a binding attempt fails. When a multichannel session binding request fails e.g., due to an incorrect password, the error path sets sess-state to SMB2SESSIONEXPIRED. However, during the binding...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: ksmbd: Added channlock to protect the ksmbdchannlist xarray. The ksmbdchannlist xarray lacks synchronization, allowing use-after-free situations in multi-channel sessions between lookupchannlist and ksmbdchanndel. Added a...

SUSE CVE-2026-31476

In the Linux kernel, the following vulnerability has been resolved: ksmbd: do not expire session on binding failure When a multichannel session binding request fails e.g. wrong password, the error path unconditionally sets sess-state = SMB2SESSIONEXPIRED. However, during binding, sess points to t...

EUVD-2026-24831

In the Linux kernel, the following vulnerability has been resolved: ksmbd: do not expire session on binding failure When a multichannel session binding request fails e.g. wrong password, the error path unconditionally sets sess-state = SMB2SESSIONEXPIRED. However, during binding, sess points to t...

CVE-2026-31476 ksmbd: do not expire session on binding failure

In the Linux kernel, the following vulnerability has been resolved: ksmbd: do not expire session on binding failure When a multichannel session binding request fails e.g. wrong password, the error path unconditionally sets sess-state = SMB2SESSIONEXPIRED. However, during binding, sess points to t...

CVE-2026-31476

In the Linux kernel, the following vulnerability has been resolved: ksmbd: do not expire session on binding failure When a multichannel session binding request fails e.g. wrong password, the error path unconditionally sets sess-state = SMB2SESSIONEXPIRED. However, during binding, sess points to t...

PT-2026-34381

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A flaw in the ksmbd module occurs when a multichannel session binding request fails, such as due to an incorrect password. In these instances, the error path unconditionally sets the...

CVE-2026-31409

A flaw was found in ksmbd, a component of the Linux kernel. This vulnerability occurs when a multichannel Server Message Block SMB2 session setup request, specifically one with a binding flag, fails. Due to an error in handling this failure, ksmbd incorrectly retains a binding state for the...

UBUNTU-CVE-2026-31409

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...

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...

CVE-2026-31409

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...

CVE-2026-31409

CVE-2026-31409 affects the Linux kernel ksmbd component. A multichannel SMB2_SESSION_SETUP with SMB2_SESSION_REQ_FLAG_BINDING could fail, but ksmbd did not clear conn->binding on the error path, leaving the connection in a binding state. This caused ksmbd_session_lookup_all() to fall back to t...

CVE-2026-31409

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...

Azure Linux 3.0 Security Update: kernel (CVE-2024-49988)

The version of kernel installed on the remote Azure Linux 3.0 host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the CVE-2024-49988 advisory. - In the Linux kernel, the following vulnerability has been resolved: ksmbd: add refcnt to ksmbdconn struct Wh...

Azure Linux 3.0 Security Update: kernel (CVE-2025-22040)

The version of kernel installed on the remote Azure Linux 3.0 host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the CVE-2025-22040 advisory. - In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix session use-after-free in...

smb: client: fix UAF in decryption with multichannel

...

EUVD-2017-12666

Malware in sbrugna...