diff options
Diffstat (limited to 'fs/ntfs3/super.c')
-rw-r--r-- | fs/ntfs3/super.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/fs/ntfs3/super.c b/fs/ntfs3/super.c index cf0a720523f0..5341ed80e2d2 100644 --- a/fs/ntfs3/super.c +++ b/fs/ntfs3/super.c @@ -878,6 +878,11 @@ static int ntfs_init_from_boot(struct super_block *sb, u32 sector_size, check_boot: err = -EINVAL; + + /* Corrupted image; do not read OOB */ + if (bh->b_size - sizeof(*boot) < boot_off) + goto out; + boot = (struct NTFS_BOOT *)Add2Ptr(bh->b_data, boot_off); if (memcmp(boot->system_id, "NTFS ", sizeof("NTFS ") - 1)) { |