This is a note to let you know that I've just added the patch titled
fs/ntfs3: Add rough attr alloc_size check
to the 6.6-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
fs-ntfs3-add-rough-attr-alloc_size-check.patch
and it can be found in the queue-6.6 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.
commit a5079de831913f71d3cdbca3d34cc52d0dbae670
Author: Konstantin Komarov <almaz.alexandrovich@xxxxxxxxxxxxxxxxxxxx>
Date: Mon Aug 19 16:26:59 2024 +0300
fs/ntfs3: Add rough attr alloc_size check
[ Upstream commit c4a8ba334262e9a5c158d618a4820e1b9c12495c ]
Reported-by: syzbot+c6d94bedd910a8216d25@xxxxxxxxxxxxxxxxxxxxxxxxx
Signed-off-by: Konstantin Komarov <almaz.alexandrovich@xxxxxxxxxxxxxxxxxxxx>
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
diff --git a/fs/ntfs3/record.c b/fs/ntfs3/record.c
index 2a375247b3c09..427c71be0f087 100644
--- a/fs/ntfs3/record.c
+++ b/fs/ntfs3/record.c
@@ -331,6 +331,9 @@ 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;
