Linux Distros Unpatched Vulnerability : CVE-2026-52996

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - ksmbd: fix durable fd leak on ClientGUID mismatch in durable v2 open ksmbdlookupfdcguid returns a ksmbdfile with its refcount incremented via ksmbdfpget...

CVE-2026-52996

In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix durable fd leak on ClientGUID mismatch in durable v2 open ksmbdlookupfdcguid returns a ksmbdfile with its refcount incremented via ksmbdfpget. parsedurablehandlecontext in the DURABLEREQV2 case properly releases this...

CVE-2026-52996

The CVE describes a Linux kernel ksmbd vulnerability where a durable file handle reference is leaked when an Open(CreateGuid) exists with a different ClientGuid. The bug stems from ksmbd_lookup_fd_cguid() incrementing a refcount via ksmbd_fp_get() and, under a ClientGuid mismatch, the code incorr...

PT-2026-51890

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A resource leak exists in the ksmbd component of the Linux kernel during the durable v2 open process. When the parse durable handle context function handles a DURABLE REQ V2 request, it...