In the Linux kernel, the following vulnerability has been resolved:smb/server: fix potential null-ptr-deref of lease_ctx_info in smb2_open()null-ptr-deref will occur when (req_op_level == SMB2_OPLOCK_LEVEL_LEASE)and parse_lease_state() return NULL.Fix this by check if 'lease_ctx_info' is NULL.Additionally, remove the redundant parentheses inparse_durable_handle_context().
No PoCs from references.
- https://github.com/fkie-cad/nvd-json-data-feeds
- https://github.com/w4zu/Debian_security