linux/fs/ecryptfs
Jeff Mahoney f0fe970df3 ecryptfs: don't allow mmap when the lower fs doesn't support it
There are legitimate reasons to disallow mmap on certain files, notably
in sysfs or procfs.  We shouldn't emulate mmap support on file systems
that don't offer support natively.

CVE-2016-1583

Signed-off-by: Jeff Mahoney <jeffm@suse.com>
Cc: stable@vger.kernel.org
[tyhicks: clean up f_op check by using ecryptfs_file_to_lower()]
Signed-off-by: Tyler Hicks <tyhicks@canonical.com>
2016-07-08 10:35:28 -05:00
..
Kconfig Minor code cleanups and new Kconfig option to disable /dev/ecryptfs 2013-03-07 12:47:24 -08:00
Makefile eCryptfs: allow userspace messaging to be disabled 2013-03-03 23:59:59 -08:00
crypto.c ecryptfs: fix spelling mistakes 2016-06-20 10:02:35 -05:00
debug.c eCryptfs: update comment and debug statement 2007-10-16 09:43:11 -07:00
dentry.c eCryptfs: Invalidate dcache entries when lower i_nlink is zero 2015-08-18 17:29:48 -05:00
ecryptfs_kernel.h switch ->setxattr() to passing dentry and inode separately 2016-05-27 20:09:16 -04:00
file.c ecryptfs: don't allow mmap when the lower fs doesn't support it 2016-07-08 10:35:28 -05:00
inode.c switch ->setxattr() to passing dentry and inode separately 2016-05-27 20:09:16 -04:00
keystore.c mm, fs: get rid of PAGE_CACHE_* and page_cache_{get,release} macros 2016-04-04 10:41:08 -07:00
kthread.c Revert "ecryptfs: forbid opening files without mmap handler" 2016-07-07 18:47:57 -05:00
main.c ecryptfs: drop null test before destroy functions 2016-06-20 10:02:22 -05:00
messaging.c fs/ecryptfs/messaging.c: remove null test before kfree 2014-07-03 16:38:09 -05:00
miscdev.c ecryptfs: close rmmod race 2013-04-09 14:08:16 -04:00
mmap.c switch ->setxattr() to passing dentry and inode separately 2016-05-27 20:09:16 -04:00
read_write.c mm, fs: get rid of PAGE_CACHE_* and page_cache_{get,release} macros 2016-04-04 10:41:08 -07:00
super.c eCryptfs: Do not allocate hash tfm in NORECLAIM context 2016-04-20 17:50:01 +08:00