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linux/fs/ext2
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Jan Kara 99f8a15af6 ext2: Check block size validity during mount 
[ Upstream commit 62aeb94433fcec80241754b70d0d1836d5926b0a ]

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_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
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