CVE-2025-40328 smb: client: fix potential UAF in smb2_close_cached_fid()

In the Linux kernel, the following vulnerability has been resolved: smb: client: fix potential UAF in smb2closecachedfid findorcreatecacheddir could grab a new reference after krefput had seen the refcount drop to zero but before cfidlistlock is acquired in smb2closecachedfid, leading to...

CVE-2025-40328

The CVE-2025-40328 issue affects the Linux kernel SMB client. It describes a potential use-after-free in smb2_close_cached_fid() caused by a reference being taken after kref_put() drops to zero but before cfid_list_lock is acquired. The fix switches to kref_put_lock(), ensuring cfid_release() is ...

CVE-2025-40328 smb: client: fix potential UAF in smb2_close_cached_fid()

In the Linux kernel, the following vulnerability has been resolved: smb: client: fix potential UAF in smb2closecachedfid findorcreatecacheddir could grab a new reference after krefput had seen the refcount drop to zero but before cfidlistlock is acquired in smb2closecachedfid, leading to...

Linux Distros Unpatched Vulnerability : CVE-2025-40328

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 potential UAF in smb2closecachedfid findorcreatecacheddir could grab a new reference after krefput had seen the refcount drop to zero but befor...