In the Linux kernel, the following vulnerability has been resolved:ksmbd: fix use-after-free in ksmbd_sessions_deregister()In multichannel mode, UAF issue can occur in session_deregisterwhen the second channel sets up a session through the connection ofthe first channel. session that is freed through the global sessiontable can be accessed again through ->sessions of connection.
No PoCs from references.
- https://github.com/w4zu/Debian_security