In the Linux kernel, the following vulnerability has been resolved: cifs: Fix xid leak in cifs_ses_add_channel() Before return, should free the xid, otherwise, the xid will be leaked.
https://git.kernel.org/stable/c/e909d054bdea75ef1ec48c18c5936affdaecbb2c
https://git.kernel.org/stable/c/db2a8b6c17e128d91f35d836c569f4a6bda4471b
https://git.kernel.org/stable/c/847301f0ee1c29f34cc48547ce1071990f24969c
https://git.kernel.org/stable/c/7286f875510486fdc2fc426b7c826262e2283a65