From: Konstantin Komarov <almaz.alexandrovich@xxxxxxxxxxxxxxxxxxxx>
commit c4a8ba334262e9a5c158d618a4820e1b9c12495c upstream.
Reported-by: syzbot+c6d94bedd910a8216d25@xxxxxxxxxxxxxxxxxxxxxxxxx
Signed-off-by: Konstantin Komarov <almaz.alexandrovich@xxxxxxxxxxxxxxxxxxxx>
Signed-off-by: Bin Lan <bin.lan.cn@xxxxxxxxxxxxx>
Signed-off-by: He Zhe <zhe.he@xxxxxxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
fs/ntfs3/record.c | 3 +++
1 file changed, 3 insertions(+)
--- a/fs/ntfs3/record.c
+++ b/fs/ntfs3/record.c
@@ -325,6 +325,9 @@ struct ATTRIB *mi_enum_attr(struct mft_i
} else {
if (attr->nres.c_unit)
return NULL;
+
+ if (alloc_size > mi->sbi->volume.size)
+ return NULL;
}
return attr;
Patches currently in stable-queue which might be from almaz.alexandrovich@xxxxxxxxxxxxxxxxxxxx are
queue-6.1/fs-ntfs3-add-rough-attr-alloc_size-check.patch
