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Avoid setting the metadata of the cache before updating the cache. 2. Harden copy_ref_data() against an empty ref array. Fredric Cover (2): smb: client: fill cache fields after populating cache in copy_ref_data() smb: client: prevent out-of-bounds dfs_info3_param access in copy_ref_data() fs/smb/client/dfs_cache.c | 18 +++++++++++------- 1 file changed, 11 insertions(+), 7 deletions(-) -- 2.53.0