Public bug reported:
The error condition of security_pin_fs() was not being checked which
will result can result in an oops or use after free, due to the fs pin
count not being incremented.
** Affects: linux (Ubuntu)
Importance: Undecided
Status: New
** Affects: linux (Ubuntu Xenial)
Importance: Undecided
Status: New
** Affects: linux (Ubuntu Yakkety)
Importance: Undecided
Status: New
** Affects: linux (Ubuntu Zesty)
Importance: Undecided
Status: New
** Also affects: linux (Ubuntu Zesty)
Importance: Undecided
Status: New
** Also affects: linux (Ubuntu Xenial)
Importance: Undecided
Status: New
** Also affects: linux (Ubuntu Yakkety)
Importance: Undecided
Status: New
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https://bugs.launchpad.net/bugs/1660842
Title:
apparmor not checking error if security_pin_fs() fails
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