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[V0.10] Fix potential name buffer overflows in redirector #3175

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Jul 24, 2024
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[V0.10] Fix potential name buffer overflows in redirector #3175

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6 changes: 3 additions & 3 deletions sesman/chansrv/chansrv_fuse.c
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Original file line number Diff line number Diff line change
Expand Up @@ -202,7 +202,7 @@ struct state_lookup
{
fuse_req_t req; /* Original FUSE request from lookup */
fuse_ino_t pinum; /* inum of parent directory */
char name[XFS_MAXFILENAMELEN];
char name[XFS_MAXFILENAMELEN + 1];
/* Name to look up */
fuse_ino_t existing_inum;
/* inum of an existing entry */
Expand Down Expand Up @@ -241,7 +241,7 @@ struct state_create
fuse_req_t req; /* Original FUSE request from lookup */
struct fuse_file_info fi; /* File info struct passed to open */
fuse_ino_t pinum; /* inum of parent directory */
char name[XFS_MAXFILENAMELEN];
char name[XFS_MAXFILENAMELEN + 1];
/* Name of file in parent directory */
mode_t mode; /* Mode of file to create */
};
Expand Down Expand Up @@ -280,7 +280,7 @@ struct state_rename
fuse_req_t req; /* Original FUSE request from lookup */
fuse_ino_t pinum; /* inum of parent of file */
fuse_ino_t new_pinum; /* inum of new parent of file */
char name[XFS_MAXFILENAMELEN];
char name[XFS_MAXFILENAMELEN + 1];
/* New name of file in new parent dir */
};

Expand Down