In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix use-after-free in ksmbd_session_rpc_open A UAF issue can occur due to a race condition between ksmbd_session_rpc_open() and __session_rpc_close(). Add rpc_lock to the session to protect it.
https://git.kernel.org/stable/c/a1f46c99d9ea411f9bf30025b912d881d36fc709
https://git.kernel.org/stable/c/8fb3b6c85b7e3127161623586b62abcc366caa20
https://git.kernel.org/stable/c/6323fec65fe54b365961fed260dd579191e46121