EUVD-2026-81762

In the Linux kernel, the following vulnerability has been resolved: ksmbd: free preauth sessions on connection teardown SMB3.1.1 multichannel binding preserves the preauthentication hash in a preauthsession between the NTLM negotiate and authenticate requests. The binding NTLM negotiate allocates...

CVE-2026-90169

CVE-2026-90169 affects the ksmbd SMB server in the Linux kernel. In SMB 3.1.1 multichannel binding, a preauth_session object is allocated during the NTLM negotiate phase and is not freed if the client disconnects before sending the authenticate request — neither the authenticate nor error cleanup...