Theodore Ts'o 7dd55897f2 ext4: avoid running out of journal credits when appending to an inline file ...

commit 8bc1379b82 upstream.

Use a separate journal transaction if it turns out that we need to
convert an inline file to use an data block.  Otherwise we could end
up failing due to not having journal credits.

This addresses CVE-2018-10883.

https://bugzilla.kernel.org/show_bug.cgi?id=200071

Signed-off-by: Theodore Ts'o <tytso@mit.edu>
Cc: stable@kernel.org
[fengc@google.com: 4.4 and 4.9 backport: adjust context]
Signed-off-by: Chenbo Feng <fengc@google.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

2018-10-20 09:51:32 +02:00

..

acl.c

ext4: Don't clear SGID when inheriting ACLs

2017-10-12 11:51:26 +02:00

acl.h

ext2/3/4: use generic posix ACL infrastructure

2014-01-25 23:58:19 -05:00

balloc.c

ext4: check for allocation block validity with block group locked

2018-08-03 07:55:26 +02:00

bitmap.c

ext4: remove unused header files

2015-04-02 23:47:42 -04:00

block_validity.c

ext4: add missing KERN_CONT to a few more debugging uses

2016-10-15 09:57:31 -04:00

dir.c

ext4: avoid divide by zero fault when deleting corrupted inline directories

2018-09-29 03:07:34 -07:00

ext4_extents.h

ext4: verify the depth of extent tree in ext4_find_extent()

2018-07-11 16:26:44 +02:00

ext4_jbd2.c

ext4: fix potential use after free in __ext4_journal_stop

2015-10-17 22:57:06 -04:00

ext4_jbd2.h

ext4: do not perform data journaling when data is encrypted

2017-01-06 10:40:14 +01:00

ext4.h

ext4: avoid running out of journal credits when appending to an inline file

2018-10-20 09:51:32 +02:00

extents_status.c

ext4: remove trailing \n from ext4_warning/ext4_error calls

2016-04-27 01:11:21 -04:00

extents_status.h

ext4: move procfs registration code to fs/ext4/sysfs.c

2015-09-23 12:46:17 -04:00

extents.c

ext4: verify the depth of extent tree in ext4_find_extent()

2018-07-11 16:26:44 +02:00

file.c

ext4: fix off-by-one on max nr_pages in ext4_find_unwritten_pgoff()

2018-04-13 19:48:06 +02:00

fsync.c

ext4: cleanup ext4_sync_parent()

2016-09-05 23:21:43 -04:00

hash.c

ext4: remove unused header files

2015-04-02 23:47:42 -04:00

ialloc.c

ext4: fix check to prevent initializing reserved inodes

2018-08-15 18:14:41 +02:00

indirect.c

ext4: fix hole length detection in ext4_ind_map_blocks()

2018-06-26 08:08:07 +08:00

inline.c

ext4: avoid running out of journal credits when appending to an inline file

2018-10-20 09:51:32 +02:00

inode.c

ext4: fix inline data updates with checksums enabled

2018-08-03 07:55:26 +02:00

ioctl.c

Merge tag 'ext4_for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tytso/ext4

2016-10-07 15:15:33 -07:00

Kconfig

ext4 crypto: migrate into vfs's crypto engine

2016-07-10 14:01:03 -04:00

Makefile

ext4 crypto: migrate into vfs's crypto engine

2016-07-10 14:01:03 -04:00

mballoc.c

ext4: fix spectre gadget in ext4_mb_regular_allocator()

2018-08-24 13:12:41 +02:00

mballoc.h

ext4: add missing KERN_CONT to a few more debugging uses

2016-10-15 09:57:31 -04:00

migrate.c

ext4: fix misspellings in comments.

2016-03-09 23:49:05 -05:00

mmp.c

ext4: don't mark mmp buffer head dirty

2018-09-29 03:07:34 -07:00

move_extent.c

fs: add i_blocksize()

2017-06-14 15:06:00 +02:00

namei.c

ext4: check to make sure the rename(2)'s destination is not freed

2018-09-29 03:07:34 -07:00

page-io.c

fs: use mapping_set_error instead of opencoded set_bit

2016-10-11 15:06:33 -07:00

readpage.c

Merge branch 'akpm' (patches from Andrew)

2016-07-26 19:55:54 -07:00

resize.c

ext4: fix online resizing for bigalloc file systems with a 1k block size

2018-09-29 03:07:34 -07:00

super.c

ext4: show test_dummy_encryption mount option in /proc/mounts

2018-09-29 03:07:34 -07:00

symlink.c

Merge branch 'work.xattr' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs

2016-10-10 17:11:50 -07:00

sysfs.c

ext4: sysfs: print ext4_super_block fields as little-endian

2018-09-05 09:20:06 +02:00

truncate.h

ext4: fix races between page faults and hole punching

2015-12-07 14:28:03 -05:00

xattr_security.c

switch xattr_handler->set() to passing dentry and inode separately

2016-05-27 15:39:43 -04:00

xattr_trusted.c

switch xattr_handler->set() to passing dentry and inode separately

2016-05-27 15:39:43 -04:00

xattr_user.c

switch xattr_handler->set() to passing dentry and inode separately

2016-05-27 15:39:43 -04:00

xattr.c

ext4: avoid running out of journal credits when appending to an inline file

2018-10-20 09:51:32 +02:00

xattr.h

ext4: fix deadlock between inline_data and ext4_expand_extra_isize_ea()

2017-03-12 06:41:41 +01:00