original_kernel/security/keys
Linus Torvalds 4c205c84e2 Keyrings fixes
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Merge tag 'keys-fixes-20200329' of git://git.kernel.org/pub/scm/linux/kernel/git/dhowells/linux-fs

Pull keyrings fixes from David Howells:
 "Here's a couple of patches that fix a circular dependency between
  holding key->sem and mm->mmap_sem when reading data from a key.

  One potential issue is that a filesystem looking to use a key inside,
  say, ->readpages() could deadlock if the key being read is the key
  that's required and the buffer the key is being read into is on a page
  that needs to be fetched.

  The case actually detected is a bit more involved - with a filesystem
  calling request_key() and locking the target keyring for write - which
  could be being read"

* tag 'keys-fixes-20200329' of git://git.kernel.org/pub/scm/linux/kernel/git/dhowells/linux-fs:
  KEYS: Avoid false positive ENOMEM error on key read
  KEYS: Don't write out to userspace while holding key semaphore
2020-04-04 12:24:47 -07:00
..
encrypted-keys KEYS: Don't write out to userspace while holding key semaphore 2020-03-29 12:40:41 +01:00
trusted-keys KEYS: Don't write out to userspace while holding key semaphore 2020-03-29 12:40:41 +01:00
Kconfig
Makefile
big_key.c KEYS: Don't write out to userspace while holding key semaphore 2020-03-29 12:40:41 +01:00
compat.c
compat_dh.c
dh.c
gc.c
internal.h KEYS: Avoid false positive ENOMEM error on key read 2020-03-29 12:40:41 +01:00
key.c
keyctl.c Keyrings fixes 2020-04-04 12:24:47 -07:00
keyctl_pkey.c
keyring.c KEYS: Don't write out to userspace while holding key semaphore 2020-03-29 12:40:41 +01:00
permission.c
persistent.c
proc.c
process_keys.c
request_key.c
request_key_auth.c KEYS: Don't write out to userspace while holding key semaphore 2020-03-29 12:40:41 +01:00
sysctl.c
user_defined.c KEYS: Don't write out to userspace while holding key semaphore 2020-03-29 12:40:41 +01:00