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| author | Konstantin Komarov <almaz.alexandrovich@paragon-software.com> | 2024-01-26 09:14:31 +0100 |
|---|---|---|
| committer | Konstantin Komarov <almaz.alexandrovich@paragon-software.com> | 2024-01-29 08:48:34 +0100 |
| commit | 652cfeb43d6b9aba5c7c4902bed7a7340df131fb (patch) | |
| tree | 0331b323880fd8f219ed768bcc4d1fb2b1318706 /fs | |
| parent | fs/ntfs3: Correct function is_rst_area_valid (diff) | |
| download | linux-652cfeb43d6b9aba5c7c4902bed7a7340df131fb.tar.xz linux-652cfeb43d6b9aba5c7c4902bed7a7340df131fb.zip | |
fs/ntfs3: Fixed overflow check in mi_enum_attr()
Reported-by: Robert Morris <rtm@csail.mit.edu>
Signed-off-by: Konstantin Komarov <almaz.alexandrovich@paragon-software.com>
Diffstat (limited to 'fs')
| -rw-r--r-- | fs/ntfs3/record.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/fs/ntfs3/record.c b/fs/ntfs3/record.c index 7b6423584eae..6aa3a9d44df1 100644 --- a/fs/ntfs3/record.c +++ b/fs/ntfs3/record.c @@ -279,7 +279,7 @@ struct ATTRIB *mi_enum_attr(struct mft_inode *mi, struct ATTRIB *attr) if (t16 > asize) return NULL; - if (t16 + le32_to_cpu(attr->res.data_size) > asize) + if (le32_to_cpu(attr->res.data_size) > asize - t16) return NULL; t32 = sizeof(short) * attr->name_len; |