diff mbox series

[09/14] fs/ntfs3: Add rough attr alloc_size check

Message ID 20240822155207.600355-10-almaz.alexandrovich@paragon-software.com (mailing list archive)
State New
Headers show
Series fs/ntfs3: Bugfix and work with compression | expand

Commit Message

Konstantin Komarov Aug. 22, 2024, 3:52 p.m. UTC 
Reported-by: syzbot+c6d94bedd910a8216d25@syzkaller.appspotmail.com
Signed-off-by: Konstantin Komarov <almaz.alexandrovich@paragon-software.com>
---
 fs/ntfs3/record.c | 3 +++
 1 file changed, 3 insertions(+)
diff mbox series

Patch

diff --git a/fs/ntfs3/record.c b/fs/ntfs3/record.c
index 6c76503edc20..82950a267d4c 100644
--- a/fs/ntfs3/record.c
+++ b/fs/ntfs3/record.c
@@ -334,6 +334,9 @@  struct ATTRIB *mi_enum_attr(struct mft_inode *mi, struct ATTRIB *attr)
 
 		if (attr->nres.c_unit)
 			return NULL;
+
+		if (alloc_size > mi->sbi->volume.size)
+			return NULL;
 	}
 
 	return attr;