CVE-2022-50373

CVE-2022-50373: Linux kernel patch for fs/dlm lowcomms races. A race between queue_work() in _dlm_lowcomms_commit_msg() and srcu_read_unlock() could let a dlm_msg be freed with msg->idx containing garbage. A fix adds an extra reference count between dlm_lowcomms_new_msg() and dlm_lowcomms_comm...