In the Linux kernel, the following vulnerability has been resolved: ksmbd: prevent rename with empty string Client can send empty newname string to ksmbd server. It will cause a kernel oops from d_alloc. This patch return the error when attempting to rename a file or directory with an empty new name string.
https://git.kernel.org/stable/c/d7f2c00acb1ef64304fd40ac507e9213ff1d9b5c
https://git.kernel.org/stable/c/c57301e332cc413fe0a7294a90725f4e21e9549d
https://git.kernel.org/stable/c/6ee551672c8cf36108b0cfba92ec0c7c28ac3439
https://git.kernel.org/stable/c/53e3e5babc0963a92d856a5ec0ce92c59f54bc12