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fs/ntfs3: increase CLIENT_REC name field size
This patch increases the size of the CLIENT_REC name field from 32 utf-16 chars to 64 utf-16 chars. It fixes the buffer overflow problem in log_replay() reported by Robbert Morris. Reported-by: <rtm@csail.mit.edu> Signed-off-by: Konstantin Komarov <almaz.alexandrovich@paragon-software.com>
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Lines changed: 2 additions & 2 deletions

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fs/ntfs3/fslog.c

Lines changed: 2 additions & 2 deletions
Original file line numberDiff line numberDiff line change
@@ -45,10 +45,10 @@ struct CLIENT_REC {
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__le16 seq_num; // 0x14:
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u8 align[6]; // 0x16:
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__le32 name_bytes; // 0x1C: In bytes.
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__le16 name[32]; // 0x20: Name of client.
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__le16 name[64]; // 0x20: Name of client.
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};
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static_assert(sizeof(struct CLIENT_REC) == 0x60);
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static_assert(sizeof(struct CLIENT_REC) == 0xa0);
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/* Two copies of these will exist at the beginning of the log file */
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struct RESTART_AREA {

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