linux-stable/fs/ext2
Jan Kara 99f8a15af6 ext2: Check block size validity during mount
[ Upstream commit 62aeb94433 ]

Check that log of block size stored in the superblock has sensible
value. Otherwise the shift computing the block size can overflow leading
to undefined behavior.

Reported-by: syzbot+4fec412f59eba8c01b77@syzkaller.appspotmail.com
Signed-off-by: Jan Kara <jack@suse.cz>
Signed-off-by: Sasha Levin <sashal@kernel.org>
2023-05-24 17:36:44 +01:00
..
acl.c vfs: add rcu argument to ->get_acl() callback 2021-08-18 22:08:24 +02:00
acl.h vfs: add rcu argument to ->get_acl() callback 2021-08-18 22:08:24 +02:00
balloc.c ext2: fix sleeping in atomic bugs on error 2021-09-22 13:05:23 +02:00
dir.c fs/ext2: Avoid page_address on pages returned by ext2_get_page 2021-07-16 12:36:51 +02:00
ext2.h ext2: Check block size validity during mount 2023-05-24 17:36:44 +01:00
file.c ext2: Convert to using invalidate_lock 2021-07-13 14:29:00 +02:00
ialloc.c inode: make init and permission helpers idmapped mount aware 2021-01-24 14:27:16 +01:00
inode.c \n 2021-08-30 10:24:50 -07:00
ioctl.c ext2: convert to fileattr 2021-04-12 15:04:29 +02:00
Kconfig ext2: use iomap_fiemap to implement ->fiemap 2021-07-27 11:00:32 +02:00
Makefile License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
namei.c fs/ext2: Avoid page_address on pages returned by ext2_get_page 2021-07-16 12:36:51 +02:00
super.c ext2: Check block size validity during mount 2023-05-24 17:36:44 +01:00
symlink.c ext2: code cleanup by removing ifdef macro surrounding 2020-05-22 15:11:00 +02:00
xattr.c ext2: initialize quota info in ext2_xattr_set() 2020-07-09 08:14:01 +02:00
xattr.h ext2: code cleanup by removing ifdef macro surrounding 2020-05-22 15:11:00 +02:00
xattr_security.c acl: handle idmapped mounts 2021-01-24 14:27:17 +01:00
xattr_trusted.c acl: handle idmapped mounts 2021-01-24 14:27:17 +01:00
xattr_user.c acl: handle idmapped mounts 2021-01-24 14:27:17 +01:00