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linux-stable/fs/udf
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Jan Kara 37e74003d8 udf: Detect system inodes linked into directory hierarchy 
commit 85a37983ec upstream.

When UDF filesystem is corrupted, hidden system inodes can be linked
into directory hierarchy which is an avenue for further serious
corruption of the filesystem and kernel confusion as noticed by syzbot
fuzzed images. Refuse to access system inodes linked into directory
hierarchy and vice versa.

CC: stable@vger.kernel.org
Reported-by: syzbot+38695a20b8addcbc1084@syzkaller.appspotmail.com
Signed-off-by: Jan Kara <jack@suse.cz>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2023-03-10 09:40:00 +01:00
..
balloc.c treewide: Remove uninitialized_var() usage 2020-07-16 12:35:15 -07:00
dir.c udf: Fix crash after seekdir 2021-11-25 09:48:46 +01:00
directory.c udf: Remove pointless union in udf_inode_info 2020-09-29 17:21:54 +02:00
ecma_167.h udf: Get rid of 0-length arrays in struct fileIdentDesc 2021-08-11 16:54:44 +02:00
file.c udf: Do not update file length for failed writes to inline files 2023-03-10 09:39:59 +01:00
ialloc.c udf: Fix error handling in udf_new_inode() 2022-01-27 11:05:02 +01:00
inode.c udf: Detect system inodes linked into directory hierarchy 2023-03-10 09:40:00 +01:00
Kconfig
lowlevel.c
Makefile
misc.c udf_get_extendedattr() had no boundary checks. 2021-08-23 13:35:19 +02:00
namei.c udf: Avoid double brelse() in udf_rename() 2022-12-31 13:14:40 +01:00
osta_udf.h udf: Get rid of 0-length arrays 2021-08-11 16:54:44 +02:00
partition.c udf: Remove pointless union in udf_inode_info 2020-09-29 17:21:54 +02:00
super.c udf: Preserve link count of system files 2023-03-10 09:40:00 +01:00
symlink.c fs: make helpers idmap mount aware 2021-01-24 14:27:20 +01:00
truncate.c udf: Do not bother looking for prealloc extents if i_lenExtents matches i_size 2022-12-21 17:36:36 +01:00
udf_i.h udf: Preserve link count of system files 2023-03-10 09:40:00 +01:00
udf_sb.h udf: Define EFSCORRUPTED error code 2023-03-10 09:39:46 +01:00
udfdecl.h udf: Get rid of 0-length arrays in struct fileIdentDesc 2021-08-11 16:54:44 +02:00
udfend.h
udftime.c
unicode.c udf: Fix iocharset=utf8 mount option 2021-08-12 16:07:09 +02:00