In the Linux kernel, the following vulnerability has been resolved: mount: handle NULL values in mnt_ns_release() When calling in listmount() mnt_ns_release() may be passed a NULL pointer. Handle that case gracefully.Referenceshttps://git.kernel.org/stable/c/2d68f8a7379d9c61005e982600c61948d4d019bdhttps://git.kernel.org/stable/c/99ae3e70a293834d0274c46a37120c71a24a4995https://git.kernel.org/stable/c/6c7ca6a02f8f9549a438a08a23c6327580ecf3d6
