diff options
| -rw-r--r-- | fs/ntfs3/index.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/fs/ntfs3/index.c b/fs/ntfs3/index.c index 613036f9c6e6..bc656868cf8a 100644 --- a/fs/ntfs3/index.c +++ b/fs/ntfs3/index.c @@ -1017,6 +1017,12 @@ ok: err = 0; } + /* check for index header length */ + if (offsetof(struct INDEX_BUFFER, ihdr) + ib->ihdr.used > bytes) { + err = -EINVAL; + goto out; + } + in->index = ib; *node = in; |