Theodore Ts'o 7dac4a1726 ext4: add validity checks for bitmap block numbers ...

An privileged attacker can cause a crash by mounting a crafted ext4
image which triggers a out-of-bounds read in the function
ext4_valid_block_bitmap() in fs/ext4/balloc.c.

This issue has been assigned CVE-2018-1093.

BugLink: https://bugzilla.kernel.org/show_bug.cgi?id=199181
BugLink: https://bugzilla.redhat.com/show_bug.cgi?id=1560782
Reported-by: Wen Xu <wen.xu@gatech.edu>
Signed-off-by: Theodore Ts'o <tytso@mit.edu>
Cc: stable@vger.kernel.org

2018-03-26 23:54:10 -04:00

..

acl.c

License cleanup: add SPDX GPL-2.0 license identifier to files with no license

2017-11-02 11:10:55 +01:00

acl.h

ext4: fix up remaining files with SPDX cleanups

2017-12-17 22:00:59 -05:00

balloc.c

ext4: add validity checks for bitmap block numbers

2018-03-26 23:54:10 -04:00

bitmap.c

License cleanup: add SPDX GPL-2.0 license identifier to files with no license

2017-11-02 11:10:55 +01:00

block_validity.c

ext4: use 'sbi' instead of 'EXT4_SB(sb)'

2018-01-11 13:17:49 -05:00

dir.c

iversion: Rename make inode_cmp_iversion{+raw} to inode_eq_iversion{+raw}

2018-02-01 08:15:25 -05:00

ext4_extents.h

ext4: fix up remaining files with SPDX cleanups

2017-12-17 22:00:59 -05:00

ext4_jbd2.c

ext4: shutdown should not prevent get_write_access

2018-02-18 22:07:36 -05:00

ext4_jbd2.h

ext4: fix up remaining files with SPDX cleanups

2017-12-17 22:00:59 -05:00

ext4.h

ext4: remove EXT4_STATE_DIOREAD_LOCK flag

2018-03-22 11:52:10 -04:00

extents_status.c

License cleanup: add SPDX GPL-2.0 license identifier to files with no license

2017-11-02 11:10:55 +01:00

extents_status.h

ext4: fix up remaining files with SPDX cleanups

2017-12-17 22:00:59 -05:00

extents.c

ext4: fix comments in ext4_swap_extents()

2018-03-26 01:44:03 -04:00

file.c

ext4: fix ENOSPC handling in DAX page fault handler

2018-01-07 16:41:01 -05:00

fsmap.c

ext4: fix up remaining files with SPDX cleanups

2017-12-17 22:00:59 -05:00

fsmap.h

ext4: fix up remaining files with SPDX cleanups

2017-12-17 22:00:59 -05:00

fsync.c

License cleanup: add SPDX GPL-2.0 license identifier to files with no license

2017-11-02 11:10:55 +01:00

hash.c

ext4: fix up remaining files with SPDX cleanups

2017-12-17 22:00:59 -05:00

ialloc.c

ext4: add validity checks for bitmap block numbers

2018-03-26 23:54:10 -04:00

indirect.c

License cleanup: add SPDX GPL-2.0 license identifier to files with no license

2017-11-02 11:10:55 +01:00

inline.c

Merge tag 'iversion-v4.16-2' of git://git.kernel.org/pub/scm/linux/kernel/git/jlayton/linux

2018-02-07 14:25:22 -08:00

inode.c

ext4: use generic_writepages instead of __writepage/write_cache_pages

2018-03-26 01:32:50 -04:00

ioctl.c

ext4: remove EXT4_STATE_DIOREAD_LOCK flag

2018-03-22 11:52:10 -04:00

Kconfig

fs/*/Kconfig: drop links to 404-compliant http://acl.bestbits.at

2018-01-01 12:45:37 -07:00

Makefile

License cleanup: add SPDX GPL-2.0 license identifier to files with no license

2017-11-02 11:10:55 +01:00

mballoc.c

ext4: use 'sbi' instead of 'EXT4_SB(sb)'

2018-01-11 13:17:49 -05:00

mballoc.h

ext4: fix up remaining files with SPDX cleanups

2017-12-17 22:00:59 -05:00

migrate.c

ext4: fix up remaining files with SPDX cleanups

2017-12-17 22:00:59 -05:00

mmp.c

License cleanup: add SPDX GPL-2.0 license identifier to files with no license

2017-11-02 11:10:55 +01:00

move_extent.c

ext4: remove EXT4_STATE_DIOREAD_LOCK flag

2018-03-22 11:52:10 -04:00

namei.c

Merge tag 'fscrypt_for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tytso/fscrypt

2018-02-04 10:43:12 -08:00

page-io.c

License cleanup: add SPDX GPL-2.0 license identifier to files with no license

2017-11-02 11:10:55 +01:00

readpage.c

License cleanup: add SPDX GPL-2.0 license identifier to files with no license

2017-11-02 11:10:55 +01:00

resize.c

ext4: use 'sbi' instead of 'EXT4_SB(sb)'

2018-01-11 13:17:49 -05:00

super.c

ext4: don't complain about incorrect features when probing

2018-03-22 11:59:00 -04:00

symlink.c

ext4: switch to fscrypt_get_symlink()

2018-01-11 22:10:40 -05:00

sysfs.c

ext4: create ext4_kset dynamically

2018-01-11 15:34:04 -05:00

truncate.h

ext4: fix up remaining files with SPDX cleanups

2017-12-17 22:00:59 -05:00

xattr_security.c

License cleanup: add SPDX GPL-2.0 license identifier to files with no license

2017-11-02 11:10:55 +01:00

xattr_trusted.c

License cleanup: add SPDX GPL-2.0 license identifier to files with no license

2017-11-02 11:10:55 +01:00

xattr_user.c

License cleanup: add SPDX GPL-2.0 license identifier to files with no license

2017-11-02 11:10:55 +01:00

xattr.c

ext4: convert to new i_version API

2018-01-29 06:42:21 -05:00

xattr.h

ext4: fix up remaining files with SPDX cleanups

2017-12-17 22:00:59 -05:00