Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: ksmbd: smbdirect: verifyremainingdatalength respects maxfragmentedrecvsize This issue is related to the check for dataoffset + datalength...

kernel: smb: smbdirect: introduce smbdirect_socket.recv_io.credits.available

A flaw was found in the Linux kernel's smbdirect module. A race condition in the receive credit management logic allows the system to grant credits that a peer has already consumed. This timing vulnerability, occurring during the processing of incoming data, could lead to resource exhaustion and...

Linux Distros Unpatched Vulnerability : CVE-2026-90171

"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: smb: smbdirect: release pending child sockets outside the handler lock smbdirectsocketdestr...

Linux Distros Unpatched Vulnerability : CVE-2026-90172

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: smb: smbdirect: destroy QP before mem pools on accept failure On the rdmaacceptfailed error...

Linux Distros Unpatched Vulnerability : CVE-2026-90173

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: smb: smbdirect: free completion queues with ibfreecq smbdirectconnectiondestroyqp creates th...

DEBIAN-CVE-2026-90173

In the Linux kernel, the following vulnerability has been resolved: smb: smbdirect: free completion queues with ibfreecq smbdirectconnectiondestroyqp creates the send and receive completion queues with iballoccqany, which for IBPOLLWORKQUEUE arms an internal completion handler that runs...

CVE-2026-90171

In the Linux kernel, the following vulnerability has been resolved: smb: smbdirect: release pending child sockets outside the handler lock smbdirectsocketdestroy releases the listener's pending/ready child sockets while still holding the listener's handler lock, the &idpriv-handlermutex taken via...

CVE-2026-90173

In the Linux kernel, the following vulnerability has been resolved: smb: smbdirect: free completion queues with ibfreecq smbdirectconnectiondestroyqp creates the send and receive completion queues with iballoccqany, which for IBPOLLWORKQUEUE arms an internal completion handler that runs...

CVE-2026-90172

In the Linux kernel, the following vulnerability has been resolved: smb: smbdirect: destroy QP before mem pools on accept failure On the rdmaacceptfailed error path of smbdirectacceptconnectrequest, the receive io posted just above is owned by the QP recvio is set to NULL after a successful post...

DEBIAN-CVE-2026-90171

In the Linux kernel, the following vulnerability has been resolved: smb: smbdirect: release pending child sockets outside the handler lock smbdirectsocketdestroy releases the listener's pending/ready child sockets while still holding the listener's handler lock, the &idpriv-handlermutex taken via...

CVE-2026-90173 smb: smbdirect: free completion queues with ib_free_cq()

In the Linux kernel, the following vulnerability has been resolved: smb: smbdirect: free completion queues with ibfreecq smbdirectconnectiondestroyqp creates the send and receive completion queues with iballoccqany, which for IBPOLLWORKQUEUE arms an internal completion handler that runs...

EUVD-2026-81766

In the Linux kernel, the following vulnerability has been resolved: smb: smbdirect: free completion queues with ibfreecq smbdirectconnectiondestroyqp creates the send and receive completion queues with iballoccqany, which for IBPOLLWORKQUEUE arms an internal completion handler that runs...

CVE-2026-90173 smb: smbdirect: free completion queues with ib_free_cq()

In the Linux kernel, the following vulnerability has been resolved: smb: smbdirect: free completion queues with ibfreecq smbdirectconnectiondestroyqp creates the send and receive completion queues with iballoccqany, which for IBPOLLWORKQUEUE arms an internal completion handler that runs...

CVE-2026-90171 smb: smbdirect: release pending child sockets outside the handler lock

In the Linux kernel, the following vulnerability has been resolved: smb: smbdirect: release pending child sockets outside the handler lock smbdirectsocketdestroy releases the listener's pending/ready child sockets while still holding the listener's handler lock, the &idpriv-handlermutex taken via...

CVE-2026-90172 smb: smbdirect: destroy QP before mem pools on accept failure

In the Linux kernel, the following vulnerability has been resolved: smb: smbdirect: destroy QP before mem pools on accept failure On the rdmaacceptfailed error path of smbdirectacceptconnectrequest, the receive io posted just above is owned by the QP recvio is set to NULL after a successful post...

CVE-2026-90172 smb: smbdirect: destroy QP before mem pools on accept failure

In the Linux kernel, the following vulnerability has been resolved: smb: smbdirect: destroy QP before mem pools on accept failure On the rdmaacceptfailed error path of smbdirectacceptconnectrequest, the receive io posted just above is owned by the QP recvio is set to NULL after a successful post...

EUVD-2026-81765

In the Linux kernel, the following vulnerability has been resolved: smb: smbdirect: destroy QP before mem pools on accept failure On the rdmaacceptfailed error path of smbdirectacceptconnectrequest, the receive io posted just above is owned by the QP recvio is set to NULL after a successful post...

CVE-2026-90171

CVE-2026-90171 is a slab-use-after-free in the Linux kernel's KSMBD RDMA transport (smb: smbdirect). During listener shutdown, smbdirect_socket_destroy() releases pending child sockets while still holding the listener's handler_mutex and before the listener's own rdma_destroy_id(). This causes _c...

CVE-2026-90171 smb: smbdirect: release pending child sockets outside the handler lock

In the Linux kernel, the following vulnerability has been resolved: smb: smbdirect: release pending child sockets outside the handler lock smbdirectsocketdestroy releases the listener's pending/ready child sockets while still holding the listener's handler lock, the &idpriv-handlermutex taken via...

CVE-2026-90172

CVE-2026-90172 affects the SMB Direct (smbdirect) RDMA module in the Linux kernel . On the rdma_accept_failed error path of smbdirect_accept_connect_request(), memory pools and the recv_io slab cache were destroyed before the QP was drained via ib_drain_qp(). This left an outstanding recv_io obje...